Datasheet ICM105BS, ICM105BT Datasheet (ICMED)

Page 1
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
ICM105B
Color VGA CMOS Image Sensor
Data Sheet
V1.6
August 2002
IC Media Corporation
545 East Brokaw Road San Jose, CA 95112, U.S.A. Phone: (408) 451-8838 Fax: (408) 451-8839 Email: Sales@IC-Media.Com Web Site: www.ic-media.com
IC Media Technology Corporation
6F, No. 61, ChowTze Street., NeiHu District Taipei, Taiwan, R.O.C. Phone: 886-2-2657-7898 Fax: 886-2-2657-8751 Email: Ap.Sales@IC-Media.Com.tw Web Site: www.ic-media.com.tw
Important notice: This document contains information of a new product. IC Media Corp reserves the right to make any changes without further notice to any product herein to improve design, function or quality and reliability. No responsibility is assumed by IC Media Corp for its use, nor for any infringements of patents of third parties, which may result from its use.
Page 2
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
Features
307,200 (640x480) pixels, VGA format, used with 1/4” optical system
Progressive readout
Output data format: 8-bit raw data
Control interface: SIF
Electronic exposure control
On-chip 9-bit ADC
Correlated double sampling
Separate RGB gain
Dead column removal
Power down mode
Automatic optical black compensation
Support both master and slave mode
Horizontal and vertical images
Single 3.3 V power supply
General Description
ICM-105B is a single-chip digital color imaging device. It incorporates a 640x480 sensor array (650x490 in physical layout) operating at 1 ~ 30 frames per second in progressive manner. Each pixel is covered by a color filter, which formed a so-called Bayer pattern. Correlated double sampling is performed by the internal ADC and timing circuitry. The raw data can be adjusted by the digital gain. The output format is 8-bit raw data which can be fed to other DSP, color processing, or compression chips.
Application
Digital camcorder
Digital still camera
Video phone
Video conferencing
Video mail
Video cellular phone
PC camera
Security system
Visual toy
Industrial image capture/analysis
Environment monitor system
Key Parameters
Number of Active Pixels: 640x480
Number of Physical Pixels: 650x490
Frame Rate: 30/20/15/12/10/6/5/4/3/2/1 fps
Pixel Size: 6.0 µm x 6.0 µm
Sensor Area: 3.84 mm x 2.88 mm
Page 3
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
Main Clock Frequency: 24 MHz
Exposure Time: 64 µs (@ 30 fps, 1 line, 24 MHz) ~ 126 s (@ 1 fps, 65535 lines, 24 MHz)
Sensitivity: 1.0 V/lux-sec (555 nm)
Quantum Efficiency: 38 % (555 nm)
Dynamic Range: 55 dB (analog), 48 dB (digital)
Digital Gain: 1 ~ 64 x
Fill Factor: 36%
S/N Ratio: 45 dB @ 75% full signal level
Sensitive to infrared illumination source
Power Supply: 3.3 V
Power Requirement: 25 mA (@ 30fps, 24 MHz), 14 mA (@ 15 fps, 12 MHz)
Package: Shrunk Plastic LCC48
Page 4
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
1. Pin Assignment
Pin # Name Class* Function 14 CLKSEL D, I, N Clock source selection. 0: internal oscillator, 1: CLKIN
11 CLKIN D, I, N External clock source 12 XIN A, I Oscillator in 13 XOUT A, O Oscillator out 34 PCLK D, O Pixel clock output 36 OEN D, I, N Output enable. 0: enable, 1: disable 32 SIFCID D, I, N Lsb of SIF slave address 33 SIFCMS D, I, U SIF master/slave selection. 0: slave, 1: master (auto load
from EEPROM after reset) 2 SCL D, I/O SIF clock 1 SDA D, I/O SIF data 10 POWERDN D, I, U Power down control, 0: power down, 1: active 16 RSET A, I
Resistor to ground = 47 K @ 24 MHz main clock, 51
K @ 24 MHz 8 RSTN D, I, U Chip reset, active low 48 DOUT[7] D, O Data output bit 7 47 DOUT[6] D, I/O Data output bit 6; if pulled up/down, the initial value of
TIMING_CONTROL_LOW[2] (VSYNC polarity) is 1/0 46 DOUT[5] D, I/O Data output bit 5; if pulled up/down, the initial value of
TIMING_CONTROL_LOW[1] (HSYNC polarity) is 1/0 44 DOUT[4] D, I/O Data output bit 4; if pulled up/down, the initial value of
AD_IDL[3] (Sub ID) is 1/0 41 DOUT[3] D, I/O Data output bit 3; if pulled up/down, the initial value of
AD_IDL[2] (Sub ID) is 1/0 39 DOUT[2] D, I/O Data output bit 2; if pulled up/down, the initial value of
AD_IDL[1] (Sub ID) is 1/0 38 DOUT[1] D, I/O Data output bit 1; if pulled up/down, the initial value of
AD_IDL[0] (Sub ID) is 1/0 37 DOUT[0] D, I/O Data output bit 0; if pulled up/down, the synchronization
mode is in master/slave mode which requires HSYNC
and VSYNC operating in output/input mode 3 HSYNC D, I/O Horizontal sync signal 5 VSYNC D, I/O Vertical sync signal 35 FLASH D, O Flash light control 15 RAMP A, O Analog ramp output 7, 31 VDDA P Sensor analog power 9, 30 GNDA P Sensor analog ground 19 VDDD P Sensor digital power 17 GNDD P Sensor digital ground 4, 43 VDDK P Digital power 6, 45 GNDK P Digital ground 40 VDDO P Pad power 42 GNDO P Pad ground 18 GNDS P Substrate ground
Class Code: A – Analog signal, D – Digital signal, I – Input, O – Output, P – Power or ground, U – Internal pull-up, N – Internal pull-down
Page 5
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
2. Functional Description
ICM-105B is a single-chip digital color imaging device. It includes a 640x480 sensor array, 640 column­level ADC, and correlated double sampling circuitry. All the programmable parameters are set by writing into the SIF interface which can address the register file consisting of 8-bit registers. The output format is 8-bit raw data, together with horizontal and vertical sync signals.
Figure 1. Block diagram
2.1 Image Array
The image array consists of 640x480 pixels. Each pixel has a light sensitive photo diode and a set of control and transfer transistors. At the beginning of the cycle, a row of pixels are pre-charged to its maximum value. Then they are exposed to light for several lines worth of time and sampled by the ADC. Correlated double sampling (CDS) is performed by subtracting the reset value (sampled right before sampling the signal) from the signal value. The purpose of CDS is to eliminate the point-wise fixed pattern noise (FPN). The output of CDS is approximately proportional to the amount of received light, ranging from 0 to 255.
2.2 Color Filter
Each pixel is covered by a color filter. They form the Bayer Pattern as shown in Figure 2. (Row 0, Column 0) is covered by a Red filter, (Row 0, Column 1) and (Row 1, Column 0) by Green filters, and (Row 1, Column 1) by a Blue filter. Since each pixel only gets part of the frequency band, the data need further processing (i.e., color interpolation and color correction) in order to approximate the full visible spectrum.
Sensor Array
640x480
Column-Level
ADC
Correlated
Double
Sampling
Timing
Control
SIF
Interface
Output Control
Digital
Gain
Page 6
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
Figure 2. Color filter Bayer pattern
2.3 Exposure and Gain Control
The brightness of the scene may change by a great amount that renders the captured image either over­exposed or under-exposed. To accommodate for different brightness, the user may change the exposure time by adjusting the AD_EXPOSE_TIMEH and AD_EXPOSE_TIMEL. The exposure time is measured in terms of the time to read out one line of data, which is equal to 64.17 µs (assuming the line length is 770 @ 24 MHz). If the number of lines per frame is set at 520 (the default), the exposure time can vary from 1 to 519 lines. In addition, the user can adjust bit 7 to 5 of register AD_COL_BEGINH to digitally boost the output value by 1 to 64 times.
2.4 Timing Control
Timing control is performed by programming a 32-entry wave table. Its content is filled by external circuitry after power up. Bits 19 to 10 are the control signals. Bits 9 to 0 are the change position. Whenever the change position equals the column counter, a new set of signal values are applied. Please see the Wave Table Programming section for details.
2.5 Output Format
During normal operation, the output format is 8-bit raw data that ranges from 0 to 255. It may be used for off-chip color processing or compression. A typical configuration is to connect ICM-105B to a USB/Compression combo chip. When operated at 30 fps, the PCLK is 12 MHz when the input main clock is 24 MHz.
In addition to the data pins, the chip also output VSYNC, HSYNC, and PCLK. The length and polarity of VSYNC and HSYNC can be adjusted through registers. The line and frame timing can be adjusted through registers AD_WIDTH and AD_HEIGHT.
2.6 SIF Interface
Register programming is through SIF interface (SCL and SDA pins). The 7-bit SIF device address is 0x20 by default, but the last bit can be configured by the SIFID pin. ICM-105B can operate in either SIF master mode or slave mode right after power up, depending on the pull-up or pull-down of the SIFMS pin. When SIFMS is pulled low during power-up, ICM-105B’s SIF interface is operated as an SIF slave device, waiting to be controlled by an external SIF master such as a microprocessor. When SIFMS is pulled high during power-up, the SIF interface is first acting as an SIF master device trying to read from an external SIF EEPROM. After that, it will fall back to behave like an SIF slave.
R RG G R RG G
G B G B G B G B
R RG G R RG G
G B G B G B G B
Page 7
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
3. SIF Registers
Address Name Default Description 0x00 PART_CONTROL 0 Processing control
[0] 0: normal mode, 1: single frame mode [1] Slope adjustment enable [2] Exposure time control, writing a 1 will activate the new value set in AD_EXPOSE_TIME, when read back from it, 0 means either the exposure time change is finished (in video mode) or the entire frame is transmitted (in single frame mode), 1 means either the exposure time change is still in progress (in video mode) or the frame is yet to finish (in single frame mode) [6:3] Frame rate, 0: 30 fps 1: 20 fps 2: 15 fps 3: 12 fps 4: 10 fps 5: 6 fps 6: 5 fps 7: 4 fps 8: 3 fps 9: 2 fps 10: 1 fps [7] Latent change, writing a 1 means the changed latent registers now starts taking effect, when the entire operation is done, the read back value of
this bit will change from 1 to 0. 0x01 0x02
TIMING_CONTROL_LOW TIMING_CONTROL_HIGH
0x0019 Timing control
[0] Column count enable, set to 0 when filling
wave table, set to 1 when normal operation
[1] HSYNC polarity, 0: active low, 1: active high,
the initial value is determined by DOUT[5]
[2] VSYNC polarity, 0: active low, 1: active high,
the initial value is determined by DOUT[6]
[3] Auto dark correction enable
[4] Timing select, 0: wave table timing, 1: default
timing
[6] Flash polarity, 0: active low, 1: active high
[7] Blank polarity, 0: active low, 1: active high
[8] IRST select, 0: from wave table, 1: from
IRST_NUMBER register
[10] Capture: when in single frame mode, writing
a 1 here will start a frame capture
[11] Dead column removal mode, 0: color, 1:
black-and-white
[12] Out-of-array exposure pointer control, 0:
point to row 487, 1: point to row 490 (a non-
existent row)
Page 8
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
[13] Column stop, 0: sensor column counter stop
at 649 when exceeding real array, 1: sensor
column counter keeps counting 0x0C 0x0D
AD_WIDTHL AD_WIDTHH
0x0302 (770)
[9:0] Frame width
0x0E 0x0F
AD_HEIGHTL AD_HEIGHTH
0x0208 (520)
[15:0] Frame height, should not be less than
AD_ROW_BEGIN + 490 0x10 0x11
AD_COL_BEGINL AD_COL_BEGINH
0x0064 (100)
[9:0] Beginning of active line in terms of column
position
[10] Left-right mirror image enable
[15:13] Digital gain
0: 1
1: 2
2: 4
3: 8
4: 16
5: 32
6: 64 0x14 0x15
AD_ROW_BEGINL AD_ROW_BEGINH
0x000A (10)
[15:0] Beginning of active frame in terms of row
position 0x18 0x19
AD_HSYNC_ENDL AD_HSYNC_ENDH
0x0040 (64)
[9:0] End of horizontal sync in terms of column
position 0x1A 0x1B
AD_VSYNC_ENDL AD_VSYNC_ENDH
0x0003 (3)
[15:0] End of vertical sync in terms of row
position 0x1C 0x1D
AD_EXPOSE_TIMEL AD_EXPOSE_TIMEH
0x0207 (519)
[15:0] Exposure time in terms of number of rows
0x20 0x21
AD_M1_L AD_M1_H
0x0100 (256)
[10:0] Gain coefficient (Gr), in unsigned 3.8
(default) format 0x22 0x23
AD_M2_L AD_M2_H
0x0100 (256)
[10:0] Gain coefficient (R), in unsigned 3.8
(default) format 0x24 0x25
AD_M3_L AD_M3_H
0x0100 (256)
[10:0] Gain coefficient (B), in unsigned 3.8
(default) format 0x26 0x27
AD_M4_L AD_M4_H
0x0100 (256)
[10:0] Gain coefficient (Gb), in unsigned 3.8
(default) format 0x52 AD_INOUTSEL 0 [4:0] Output format
0: unsigned 3.8 format
1: unsigned 4.7 format
2: unsigned 5.6 format
3: unsigned 6.5 format
8: control signals
9: row address
10: column address
11: sensor raw data
4-7, 12-31: 8-bit raw data 0x53 AD_RAMPSEL 0x04 [7] External reference voltage enable 0x54 0x55
AD_DSRSTL AD_DSRSTH
0
[8:0] Reset (DA1) overflow value
0x56 0x57
AD_DSDATAL AD_DSDATAH
0x01F9 (505)
[8:0] Data (DA2) overflow value
0x58 0x59
AD_DSLOWL AD_DSLOWH
0x00FF (255)
[8:0] Ramp low threshold
0x5A 0x5B
AD_DSHIGHL AD_DSHIGHH
0x011D (285)
[8:0] Ramp high threshold
Page 9
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
0x6E 0x6F
AD_DEAD0L AD_DEAD0H
0x03FF [9:0] Dead column #0 in terms of real sensor
array 0x70 0x71
AD_DEAD1L AD_DEAD1H
0x03FF [9:0] Dead column #1 in terms of real sensor
array 0x72 0x73
AD_DEAD2L AD_DEAD2H
0x03FF [9:0] Dead column #2 in terms of real sensor
array 0x74 0x75
AD_DEAD3L AD_DEAD3H
0x03FF [9:0] Dead column #3 in terms of real sensor
array 0x76 0x77
AD_DEAD4L AD_DEAD4H
0x03FF [9:0] Dead column #4 in terms of real sensor
array 0x78 0x79
AD_DEAD5L AD_DEAD5H
0x03FF [9:0] Dead column #5 in terms of real sensor
array 0x7A 0x7B
AD_DEAD6L AD_DEAD6H
0x03FF [9:0] Dead column #6 in terms of real sensor
array 0x7C 0x7D
AD_DEAD7L AD_DEAD7H
0x03FF [9:0] Dead column #7 in terms of real sensor
array 0x7E 0x7F
AD_DEAD8L AD_DEAD8H
0x03FF [9:0] Dead column #8 in terms of real sensor
array 0x80 0x81
AD_DEAD9L AD_DEAD9H
0x03FF [9:0] Dead column #9 in terms of real sensor
array 0x82 0x83
AD_IDL AD_IDH
0x9050 [3:0] Sub ID, automatically sampled from pins
DOUT[4:1] during reset
[15:4] Device ID, default 0x905, can be
configured using SIF 0x84 0x85
AD_FLASH_BEGINL AD_FLASH_BEGINH
0x01EA (490)
[15:0] Flash light begin position in terms of rows
0x86 0x87
AD_FLASH_ENDL AD_FLASH_ENDH
0x01F4 (500)
[15:0] Flash light end position in terms of rows
0x88 0x89
AD_BWIDTH_BEGINL AD_BWIDTH_BEGINH
0x008B (139)
[9:0] Blank begin in terms of columns
0x8A 0x8B
AD_BWIDTH_ENDL AD_BWIDTH_ENDH
0x030A (778)
[9:0] Blank end in terms of columns
0x8C 0x8D
AD_BHEIGHT_BEGINL AD_BHEIGHT_BEGINH
0x000E (14)
[15:0] Blank begin in terms of rows
0x8E 0x8F
AD_BHEIGHT_ENDL AD_BHEIGHT_ENDH
0x01ED (493)
[15:0] Blank end in terms of rows
0x90 AD_DARK_DATA 0 [7:0] When auto dark correction is disabled, serve
as the subtrahend for dark correction 0x91 AD_SLOPEREG 0x4A [3:0] Slope rate select, larger value means steeper
ramp slope, resulting in larger ADC conversion
value
[6:4] Slope begin voltage select
0: 1.4 V
1: 1.5 V
2: 1.6 V
3: 1.7 V
4: 1.8 V (default)
5: 1.9 V
6: 2.0 V
7: 2.1 V 0x94 AD_BITCONTROL 0 [0] External ramp enable
[1] Internal ramp reference
0: reference to GND
Page 10
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
1: reference to Vdd
[2] Bit line read out power down
0: active
1: power down
[3] Bit line read select
0: bit line 3 is read out
1: bit line 646 is read out
[4] Bit line 3 external input enable
[5] Bit line 646 external input enable 0x95 0x96
AD_SLOPE_END_TIMEL AD_SLOPE_END_TIMEH
0x02A9 (681)
[9:0] When auto slope adjustment is turned on, if
the slope counter exceeds this value, the ramp
will become steeper 0x97 0x98
AD_WT_BEGINL AD_WT_BEGINH
0 [9:0] Wave table beginning point
0x99 0x9A
AD_WT_ENDL AD_WT_ENDH
0x03FC (1020)
[9:0] Wave table end point, when it is reached,
the waveform will remain fixed until the start of
next row 0x9B 0x9C
AD_SUB_EN_TIMEL AD_SUB_EN_TIMEH
0x02F8 (760)
[9:0] Column position where the CDS subtraction
pulse is applied 0x9F 0xA0
AD_EXPOSE_TIMEL_C AD_EXPOSE_TIMEH_C
0x0207 (519)
[15:0] Current exposure time, read only
0xA1 0xA2
AD_WIDTHL_C AD_WIDTHH_C
0x0302 (770)
[9:0] Current frame width, read only
0xA3 0xA4
AD_HEIGHTL_C AD_HEIGHTH_C
0x0208 (520)
[15:0] Current frame height, read only
0xA5 0xA6
AD_COL_BEGINL_C AD_COL_BEGINH_C
0x0064 (100)
[9:0] Current column beginning position, read
only 0xA7 0xA8
AD_ROW_BEGINL_C AD_ROW_BEGINH_C
0x000A (10)
[9:0] Current row beginning position, read only
0xA9 0xAA
AD_HSYNC_ENDL_C AD_HSYNC_ENDH_C
0x0040 (64)
[9:0] Current HSync end position, read only
0xAB 0xAC
AD_VSYNC_ENDL_C AD_VSYNC_ENDH_C
0x0003 (3)
[15:0] Current VSync end position, read only
0xAD AD_PART_CONTROL_C 0 [7:0] Current part control setting, read only 0xAE 0xAF
AD_WT_BEGINL_C AD_WT_BEGINH_C
0 [9:0] Current wave table beginning point, read
only 0xB0 0xB1
AD_WT_ENDL_C AD_WT_ENDH_C
0x03FC (1020)
[9:0] Current wave table end point, read only
0xB6 0xB7
AD_F_MAX_ADDRL AD_F_MAX_ADDRH
0x01E9 (489)
[15:0] Threshold above which the row address
mapping mechanism will be activated 0xB8 0xB9
AD_F_OVERL AD_F_OVERH
0x01EA (490)
[15:0] Second threshold above which another
address mapping is kicking in 0xBA 0xBB
AD_F_LIMITAL AD_F_LIMITAH
0x01EB (491)
[15:0] The substitute row address when the
original address is above AD_F_OVER in the
vertically flipped mode and when
TIMING_CONTROL[12] is 0 0xBC 0xBD
AD_F_LIMITBL AD_F_LIMITBH
0x0002 (2)
[15:0] The substitute row address when the
original address is above AD_F_OVER in the
vertically flipped mode and when
TIMING_CONTROL[12] is 1 0xBE 0xBF
AD_F_LIMITCL AD_F_LIMITCH
0x01EA (490)
[15:0] The substitute row address when the
original address is between AD_F_MAX_ADDR
and AD_F_OVER in vertically flipped mode
Page 11
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
4. Electrical Characteristics
4.1 DC Characteristics
Rating
Symbol Parameter
Minimum Typical Maximum
Unit
V
CCA
Absolute
Power Supply
-0.3 3.8 V
V
INA
Absolute
Input Voltage
-0.3 VCC + 0.3 V
V
OUTA
Absolute
Output Voltage
-0.3 VCC + 0.3 V
T
STG
Storage
Temperature
0 25 65
°C
VCC Operating
Power Supply
3.14 3.3 3.47 V
VIN Operating
Input Voltage
0 VCC V
T
OPR
Operating
Temperature
0 25 55
°C
IDD Operating
Current @ V
CC
=3.3 V,
25 °C
30 mA
IIL Input Low
Current
-1 1
µA
IIH Input High
Current
-1 1
µA
IOZ Tri-state
Leakage Current
-10 10
µA
CIN Input
Capacitance
3 pF
C
OUT
Output
Capacitance
3 pF
C
BID
Bi-
directional Buffer
3 pF
Page 12
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
Capacitance
VIL Input Low
Voltage
0.3 * VCC V
V
ILS
Schmitt
Input Low Voltage
1.1 V
VIH Input High
Voltage
0.7 * VCC V
V
IHS
Schmitt
Input High Voltage
1.8 V
VOL Output Low
Voltage
0.4 V
VOH Output High
Voltage
2.4 V
RL Input Pull-
up/down Resistance
50
K
Page 13
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
4.2 Timing
HSYNC
VSYNC
PCLK
DOUT[7:0]
Pixel Timing
HSYNC
DOUT[7:0]
64
100
Column 105 ~ 744 is valid
640
770 PCLK
5520
Default Line Timing
HSYNC
DOUT[7:0]
Default Frame Timing
VSYNC
0 12 1011
499
9
500
524
0
520 Rows
10
Row 15 ~ 494 is valid
20
490
Use PCLK rising edge to latch data
RSTN
VDD
CLKIN
Unstable clock
0.9 * Vcc
>2 CLKIN
>2 CLKIN
Reset Timing
Page 14
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
4.3 Pixel Clock Duty Cycle
In different frame rate mode (controlled by PART_CONTROL[6:3]), the duty cycle (high time / clock period) of the PCLK signal is described in the following table:
Frame Rate Duty Cycle
30 50.0% 20 66.6% 15 50.0% 12 60.0% 10 50.0% 6 50.0% 5 50.0% 4 53.3% 3 50.0% 2 50.0% 1 50.0%
Page 15
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
5. Mechanical Information
9 x 9 mm “T” LCC48 Plastic Packaging
Page 16
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
©2000, 2001,2002 IC Media Corporation & IC Media Technology Corp 10/16/2002 web site: http://www.ic-media.com/
web site: http://www.ic-media.com.tw/
11.43 x 11.43 mm “S” LCC48 Shrunk Plastic Packaging
Page 17
ICM105B VGA CMOS sensor
Data Sheet V1.6, August 2002
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6. Ordering Information
Description Package Size Part Number
VGA resolution sensor (3.3 V), “S” Plastic LCC48 Packaged 11.43 x 11.43 mm ICM-105Bsa VGA resolution sensor (3.3V), “T” Plastic LCC48 Packaged 9 x 9 mm ICM-105Bta
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IC Media Technology Corporation
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