Low On Resistance Quad SPDT Wide Bandwidth Video Switch
2. 74LVX125
Low Voltage Quad Buffer with 3-STATE Outputs.
3. A T49BVO40B
4. LM1117
5. FDS9435A
Single P-Channel Enhancement Mode Field Effect Transistor
SO-8 P-Channel enhancement mode power field effect transistors are produced using
Fairchild's proprietary, high cell density, DMOS technology. This very high density process is
especially tailored to minimize on-state resistance and provide superior switching
performance. These devices are particularly suited for low voltage applications such as
notebook computer power management and other battery powered circuits where fast
switching, low in-line power loss, and resistance to transients are needed.
·Features
-5.3 A, -30 V, R
R
High density cell design for extremely low RDS(ON).
High power and current handling capability in a widely used surface mount package.
= 0.045 Ω @ VGS = -10 V,
DS(ON)
= 0.075 Ω @ VGS = - 4.5 V.
DS(ON)
6.FLI8125
The FLI8125 is a cost-effective, highly-integrated, mixed signal solution for TV and Digit al
Video applications. It incorporates a multi-standard video decoder, high-speed triple 8 -bit
Analog-to-Digital Converter(ADC),and front end switching. An integrated VBI Slicer adds
Closed Captioning(CC) and Teletext service support, and the built-in microprocessor enables
full system control without external devices.
Features
·PInput
·Pin List
I/O Legend: A = Analog, I = Input, O = Output, P = Power, G= Ground
Table 1: Analog Input Port
Pin Name No. I/O Description
VDD18_A
B
NC 159 No Connection. Leave this pin open for normal operation.
GND18_C 160 AG Analog Ground (1.8V Return) for C channel. Must be directly connected to the analog system ground plane
VDD18_C 16 1 AP Analog Power (1.8V) for C Channel. Must be bypassed with 0.1uF capacitor to the analog system ground
ADC_TES
T
AVDD_AD
C
AGND 164 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
AGND 165 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
SV1P 166 AI Positive analog sync input for channel 1.
GNDS 167 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
158 AP Analog Power (1.8V) for A & B Channels. Must be bypassed with 0.1uF capacitor to the analog system
162 O Analog Front End Test O/P. Leave this Pin open. Used for factory testing purpose only.
163 AP Analog Power (3.3V) for ADC. Must be bypassed with 0.1uF capacitor to the analog system ground plane.
ground plane.
on board.
plane.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
A1P 168 AI Positive analog input ‘A’ for channel 1.
GNDS 169 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
B1P 170 AI Positive analog input ‘B’ for channel 1.
GNDS 171 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
C1P 172 AI Positive analog input ‘C’ for channel 1.
AVDD_A 173 AP Analog Power (3.3V) for ADC of Channel-A. Must be bypassed with 0.1uF capacitor to the analog system
AN 174 AI Nega t ive analog input ‘A’ for channels 1 through 4.
AGND 175 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
SV2P 176 AI Positive analog sync input for channel 2.
GNDS 177 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
A2P 178 AI Positive analog input ‘A’ for channel 2.
GNDS 179 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
B2P 180 AI Positive analog input ‘B’ for channel 2.
GNDS 181 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
C2P 182 AI Positive analog input ‘C’ for channel 2.
AVDD_B 183 AP Analog Power (3.3V) for ADC of Channel-B. Must be bypassed with 0.1uF capacitor to the analog system
BN 184 AI Nega t ive analog input ‘B’ for channels 1 through 4.
AGND 185 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
SV3P 186 AI Positive analog sync input for channel 3.
VDD18_AB 158 AP Analog Power (1.8V) for A & B Channels. Must be bypassed with 0.1uF capacitor to the analog system
GNDS 187 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
A3P 188 AI Positive analog input ‘A’ for channel 3.
GNDS 189 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
B3P 190 AI Positive analog input ‘B’ for channel 3.
GNDS 191 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
C3P 192 AI Positive an alog input ‘C’ for channel 3.
AVDD_C 193 AP Analog Power (3.3V) for ADC of Channel-C. Must be bypassed with 0.1uF capacitor to the analog system
CN 194 AI Negative analog input ‘C’ for channels 1 through 4.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
ground plane.
This acts as the return Path for the Sources connected to Channel-A Inputs. This has to be AC coupled
using a series 20 Ohm resistor and 0.1uF Capacitor network to Analog Ground Plane on board.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
ground plane.
This acts as the return Path for the Sources connected to Channel-B Inputs. This has to be AC coupled
using a series 20 Ohm resistor and 0.1uF Capacitor network to Analog Ground Plane on board.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
ground plane.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
ground plane.
This acts as the return Path for the Sources connected to Channel-C Inputs. This has to be AC coupled
using a series 20 Ohm resistor and 0.1uF Capacitor network to Analog Ground Plane on board.
AGND 195 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
SV4P 196 AI Positive analog sync input for channel 4.
GNDS 197 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
A4P 198 AI Positive analog input ‘A’ for channel 4.
GNDS 199 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
B4P 200 AI Positive analog input ‘B’ for channel 4.
GNDS 201 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
C4P 202 AI Positive an alog input ‘C’ for channel 4.
AVDD_SC 203 AP Analog Power (3.3V) for ADC of SYNC Channel. Must be bypassed with 0.1uF capacitor to the analog
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
The input has to be AC coupled using a series 20 Ohm resistor and 0.1uF Capacitor network.
system ground plane.
SVN 204 AI Negative analog sync input for channels 1 through 4.
VO_GND 205 AG Analog Ground. Must be directly connected to the analog system ground plane on board.
VOUT2 206 AO Analog VOUT signal
VDD18_SC 207 AP Analog Power (1.8V) for SYNC Channel. Must be bypassed with 0.1uF capacitor to the analog system
GND18_SC 208 AG Analog Ground (1.8V Return) for SYNC channel. Must be directly connected to the analog system ground
This acts as the return Path for the Sources connected to SV Channel Inputs. This has to be AC coupled
using a series 20 Ohm resistor and 0.1uF Capacitor network to Analog Ground Plane on board.
This is the Analog Video Output from the Decoder in the Composite Video format. This can be amplified
and be fed to any video display device.
ground plane.
plane on board.
Table 2: Low Bandwidth ADC Input Port
Pin Name No I/O Description
VDDA33_LBADC 1 AP Analog Power (3.3V) for Low Bandwidth ADC Block. Must be bypassed with 0.1uF capacitor.
LBADC_IN1 2 AI Low Bandwidth Analog Input-1. The Input signal connected to this Pin, must be bypassed with a 0.1uF
LBADC_IN2 3 AI Low Bandwidth Analog Input-2. The Input signal connected to this Pin, must be bypassed with a 0.1uF
LBADC_IN3 4 AI Low Bandwidth Analog Input-3. The Input signal connected to this Pin, must be bypassed with a 0.1uF
LBADC_IN4 5 AI Low Bandwidth Analog Input-4. The Input signal connected to this Pin, must be bypassed with a 0.1uF
LBADC_IN5 6 AI Low Bandwidth Analog Input-5. The Input signal connected to this Pin, must be bypassed with a 0.1uF
LBADC_IN6 7 AI Low Bandwidth Analog Input-6. The Input signal connected to this Pin, must be bypassed with
LBADC_RTN 8 AG This Pin provides the Return Path for LBADC inputs. Must be directly connected to the analog system
VSSA33_LBADC 9 AG Analog Ground for Low Bandwidth ADC Block. Must be directly connected to the analog system ground
capacitor and could be in the range of 0V to 3.3V (peak to peak).
capacitor and could be in the range of 0V to 3.3V (peak to peak).
capacitor and could be in the range of 0V to 3.3V (peak to peak).
capacitor and could be in the range of 0V to 3.3V (peak to peak).
capacitor and could be in the range of 0V to 3.3V (peak to peak).
ground plane on board.
plane on board.
Table 3: RCLK PLL Pins
Pin Name No I/O Description
GND_RPLL 11 DG Digital GND for ADC clocking circuit. Must be directly connected to the digital system ground plane.
VDD_RPLL_18 12 DP Digital power (1.8V) for ADC digital logic. Must be bypassed with capacitor to Ground Plane.
VBUFC_RPLL 13 O Test Output. Leave this Pin Open. This is reserved for Factory Testing Purpose.
AGND_RPLL 14 AG Analog ground for the Reference DDS PLL. Must be directly connected to the analog system ground
XTAL 15 AO Crystal oscillator output.
TCLK 16 AI Reference clock (TCLK) from the 14.3MHz crystal oscillator.
AVDD_RPLL_33 17 AP Analog Power (3.3V) for RCLK PLL. Must be bypassed with 0.1uF capacitor.
plane.
Table 4: Digital Video Input Port
Pin Name No I/O Description
VID_CLK_1 153 I Video port data clock input meant for Video Input – 1. Up to 75Mhz
VIDIN_HS 122 I When Video Input – 1 is in BT656 Mode, this Pin acts as Horizontal Sync Input for Video Input – 2.
VIDIN_VS 121 I When Video Input – 1 is in BT656 Mode, this Pin acts as Vertical Sync Input for Video Input – 2.
OR when Video Input – 1 is in 16 Bit Mode this Pin acts as Horizontal Sync Input for Video Input – 1.
OR this Pin acts as Horizontal Sync Input for 24 Bit Video Input
OR when Video Input – 1 is in 16 Bit Mode this Pin acts as Vertical Sync Input for Video Input – 1.
OR this Pin acts as Vertical Sync Input for 24 Bit Video Input
IO Input YUV data in 8-bit BT656 of Video Input – 1
[Bi-Directional, 5V-tolerant]
OR Input Y Data in case of 16 Bit Video Input (CCIR601) of Video Input – 1
OR Input Red Data in case of 24 Bit Video Input
VID_CLK2 118 I Video port data clock input meant for Video Input – 2. Up to 75Mhz
VID_DE/FLD 115 I Video Active Signal Input or the Field Signal Input from external Digital Video Source.
145
IO Input Pr / Pb Data in case of 16 Bit Video Input (CCIR601) of Video Input – 1
146
147
148
149
150
151
152
123
124
125
128
129
130
131
132
OR Input Green Data in case of 24 Bit Video Input
IO Input Blue Data in case of 24 Bit Video Input
OR Video Input – 2 in 8-bit with Embedded Sync / Separate Sync Sync in which case
VID_DATA_IN_16 acts as the LSB of the 8-bit Video input and VID_DATA_IN_23 acts as the MSB of
the 8-bit Video input.
[Input, 5V-tolerant]
Note: In case of Multiple Digital Video Input Sources, only one source could be in 8-Bit with
embedded Sync (BT656 mode) format.
Table 5: System Interface
Pin Name No I/O Description
RESETn 10 I Hardware Reset (active low) [Schmitt trigger, 5v-tolerant]
TEST 20 I For normal mode of operation connect this Pin to Ground.
GPIO15 21 IO This pin is available as a general-purpose input/output port. Also it is optionally programmable to
Connect to ground with 0.01uF (or larger) capacitor.
give out the external chip select signal meant for external SRAM. Refer to note below.
HSYNC2 22 I Horizontal Sync signal Input-2. Used when Analog RGB component signal carries separate
VSYNC2 23 I Vertical Sync signal Input-2. Used when Analog RGB component signal carries separate VSYNC
HOST_SCLK 24 IO Host input clock or 186 UART Data In or JTAG clock signal.
HOST_SDATA 25 IO Host input data or 186 UART Data Out or JTAG mode signal.
DDC_SCLK 26 IO
DDC_SDATA 27 IO
MSTR_SCLK 30 O Clock signal from Master Serial 2 Wire Interface Controller
MSTR_SDATA 31 IO Data signal meant for Master Serial 2 Wire interface Controller
TCK 34 IO This Pin accepts the Input Clock signal in case of Boundary Scan Mode.
TDI 35 IO This Pin accepts the Input Data signal in case of Boundary Scan Mode.
TMS 36 IO This Pin accepts the Input Test Mode Select signal in case of Boundary Scan Mode.
TRST 37 IO This Pin accepts the Boundary Scan Reset signal in case of Boundary Scan Mode.
GPIO6/IRin 38 IO Input from Infra Red Decoder can be connected to this Pin. When not used, this pin is available
GPIO7/IRQin 41 IO Input Interrupt Request signal can be connected to this Pin. When not used, this pin is available
GPIO8/IRQout 42 IO This Pin will give out the Interrupt Signal to interrupt external Micro. When not used, this pin is
GPIO9/SIPC_SCLK 43 IO This Pin accepts the Clock signal from External Serial 2 Wire interface Bus if FLI8125 is
GPIO10/SIPC_SDATA/
A18
GPIO11/PWM0 47 IO This Pin can be programmed to give out Pulse Width Modulated Output Pulses for external use.
GPIO12/PWM1 48 IO This Pin can be programmed to give out Pulse Width Modulated Output Pulses for external use.
GPIO13/PWM2 51 IO This Pin can be programmed to give out Pulse Width Modulated Output Pulses for external use.
Pin Name No I/O Description
44 IO This Pin acts as the Data I/O signal when used with External Serial 2 Wire interface Bus if
HSYNC signal.
signal.
[Input, Schmitt trigger, 5V-tolerant]
[Bi-directional, Schmitt trigger, slew rate limited, 5V-tolerant]
DDC2Bi clock for VGA Port [internal 10KΩ pull-up resistor]
DDC2Bi data for VGA Port [internal 10KΩ pull-up resistor]
as General Purpose Input/output Port.
as General Purpose Input/output Port.
available as General Purpose Input/output Port.
programmed to be in Slave mode. When not used, this pin is available as General Purpose
Input/output Port.
FLI8125 is programmed to be in Slave mode. Or this Pin is programmable to give out Address #
18 from the Internal Micro when used with 512K External Memory. When not used, this pin is
available as General Purpose Input/output Port.
When not used, this pin is available as General Purpose Input/output Port.
When not used, this pin is available as General Purpose Input/output Port.
When not used, this pin is available as General Purpose Input/output Port.
GPIO14/PWM3/
SCART16
TDO 55 O This Pin provides the Output Data in case of Boundary Scan Mode.
HSYNC1 156 I Horizontal Sync signal Input-1. Used when Analog RGB component signal carries separate
VSYNC1 157 I Vertical Sync signal Input-1. Used when Analog RGB component signal carries separate VSYNC
101 O Clock Output meant for External OSD Controller
102 O Horizontal Sync Output meant for External OSD Controller
XOSD_CLK 103 O Vertical Sync Output meant for External OSD Controller
XOSD_HS 104 O Field Signal Output meant for External OSD Controller
PD20/B4/GPIO0
PD21/B5/GPIO1
PD22/B6/GPIO2
PD23/B7/GPIO3
52 IO This Pin can be programmed to give out Pulse Width Modulated Output Pulses for external use.
86
87
88
89
Or it can be programmed to sense the Fast Blank Input signal from a SCART I/P source. When
not used, this pin is available as General Purpose Input/output Port.
HSYNC signal.
signal.
IO T hese Pins provide the Panel Data as shown in the TTL Display Interface Table below. These are
available as General Purpose Input / Output Pins when not used as Panel Data.
Table 6: LVDS Display Interface
Pin Name No I/O Description
PBIAS 53 O Panel Bias Control (backlight enable) [Tri-state output, 5V- tolerant]
PPWR 54 O Panel Power Control [Tri-state output, 5V- tolerant]
AVDD_LV_33
VCO_LV
AVSS_LV
AVDD_OUT_LV_33
CH3P_LV_E
CH3N_LV_E
CLKP_LV_E
CLKN_LV_E
CH2P_LV_E
CH2N_LV_E
CH1P_LV_E
CH1N_LV_E
CH0P_LV_E
CH0N_LV_E
AVSS_OUT_LV
AVDD_OUT_LV_33
CH3P_LV_O
CH3N_LV_O
CLKP_LV_O
CLKN_LV_O
CH2P_LV_O
CH2N_LV_O
CH1P_LV_O
CH1N_LV_O
CH0P_LV_O
CH0N_LV_O
AVSS_OUT_LV
AVDD_OUT_LV_33
56 DP Digital Power for LVDS Block. Connect to digital 3.3V supply.
57 O Reserved. Output for Testing Purpose only at Factory.
58 G Ground for LVDS outputs.
59 DP Digital Power for LVDS outputs. Connect to digital 3.3V supply.
60 O
61 O
62 O
63 O
64 O
65 O
66 O
67 O
68 O
69 O
70 G Ground for LVDS outputs.
71 DP Digital Power for LVDS outputs. Connect to digital 3.3V supply.
72 O
73 O
74 O
75 O
76 O
77 O
78 O
79 O
80 O
81 O
82 G Ground for LVDS outputs.
83 DP Digital Power for LVDS outputs. Connect to digital 3.3V supply.
These form the Differential Data Output for Channel – 3 (Even).
These form the Differential Clock Output Even Channel.
These form the Differential Data Output for Channel – 2 (Even).
These form the Differential Data Output for Channel – 1 (Even).
These form the Differential Data Output for Channel – 0 (Even).
These form the Differential Data Output for Channel – 3 (Odd).
These form the Differential Clock Output Odd Channel.
These form the Differential Data Output for Channel – 2 (Odd).
These form the Differential Data Output for Channel – 1 (Odd).
These form the Differential Data Output for Channel – 0 (Odd).
Table 7: TTL Display Interface
Pin Name No I/O Description
PBIAS 53 O Panel Bias Control (backlight enable) [Tri-state output, 5V- tolerant]
PPWR 54 O Panel Power Control [Tri-state output, 5V- tolerant]
AVDD_LV_33
VCO_LV
AVSS_LV
AVDD_OUT_LV_33
R0
R1
R2
R3
R4
R5
R6
R7
G0
G1
AVSS_OUT_LV
AVDD_OUT_LV_33
G2
G3
G4
G5
G6
G7
B0
B1
B2
B3
AVSS_OUT_LV
AVDD_OUT_LV_33
PD20/B4 86 O Blue channel bit 4 (Even) Blue channel bit 2 (Even)
PD21/B5 87 O Blue channel bit 5 (Even) Blue channel bit 3 (Even)
PD22/B6 88 O Blue channel bit 6 (Even) Blue channel bit 4 (Even)
PD23/B7 89 O Blue channel bit 7 (Even) Blue channel bit 5 (Even)
DEN 90 O Display Data Enable
DHS 91 O Display Horizontal Sync.
DVS 92 O Display Vertical Sync.
DCLK 93 O Display Pixel Clock
PD24
56 DP Digital Power for TTL Block. Connect to digital 3.3V supply.
57 O Reserved. Output for Testing Purpose only at Factory.
58 G Ground for TTL outputs.
59 DP Digital Power for TTL outputs. Connect to digital 3.3V supply.
60 O Red channel bit 0 (Even) Not used.
61 O Red channel bit 1 (Even) Not used.
62 O Red channel bit 2 (Even) Red channel bit 0 (Even)
63 O Red channel bit 3 (Even) Red channel bit 1 (Even)
64 O Red channel bit 4 (Even) Red channel bit 2 (Even)
65 O Red channel bit 5 (Even) Red channel bit 3 (Even)
66 O Red channel bit 6 (Even) Red channel bit 4 (Even)
67 O Red channel bit 7 (Even) Red channel bit 5 (Even)
68 O Green channel bit 0 (Even) Not used.
69 O Green channel bit 1 (Even) Not used.
70 G Ground for TTL outputs.
71 DP Digital Power for TTL outputs. Connect to digital 3.3V supply.
72 O Green channel bit 2 (Even) Green channel bit 0 (Even)
73 O Green channel bit 3 (Even) Green channel bit 1 (Even)
74 O Green channel bit 4 (Even) Green channel bit 2 (Even)
75 O Green channel bit 5 (Even) Green channel bit 3 (Even)
76 O Green channel bit 6 (Even) Green channel bit 4 (Even)
77 O Green channel bit 7 (Even) Green channel bit 5 (Even)
78 O Blue channel bit 0 (Even) Not used.
79 O Blue channel bit 1 (Even) Not used.
80 O Blue channel bit 2 (Even) Blue channel bit 0 (Even)
81 O Blue channel bit 3 (Even) Blue channel bit 1 (Even)
82 G Ground for TTL outputs.
83 DP Digital Power for TTL outputs. Connect to digital 3.3V supply.
115 O Red channel bit 0 (Odd) Not used.
114 O Red channel bit 1 (Odd) Not used.
113 O Red channel bit 2 (Odd) Red channel bit 0 (Odd)
112 O Red channel bit 3 (Odd) Red channel bit 1 (Odd)
111 O Red channel bit 4 (Odd) Red channel bit 2 (Odd)
110 O Red channel bit 5 (Odd) Red channel bit 3 (Odd)
109 O Red channel bit 6 (Odd) Red channel bit 4 (Odd)
108 O Red channel bit 7 (Odd) Red channel bit 5 (Odd)
107 O Green channel bit 0 (Odd) Not used.
106 O Green channel bit 1 (Odd) Not used.
105 O Green channel bit 2 (Odd) Green channel bit 0 (Odd)
104 O Green channel bit 3 (Odd) Green channel bit 1 (Odd)
103 O Green channel bit 4 (Odd) Green channel bit 2 (Odd)
102 O Green channel bit 5 (Odd) Green channel bit 3 (Odd)
101 O Green channel bit 6 (Odd) Green channel bit 4 (Odd)
123 O Green channel bit 7 (Odd) Green channel bit 5 (Odd)
124 O Blue channel bit 0 (Odd) Not used.
125 O Blue channel bit 1 (Odd) Not used.
128 O Blue channel bit 2 (Odd) Blue channel bit 0 (Odd)
129 O Blue channel bit 3 (Odd) Blue channel bit 1 (Odd)
130 O Blue channel bit 4 (Odd) Blue channel bit 2 (Odd)
131 O Blue channel bit 5 (Odd) Blue channel bit 3 (Odd)
For 8-bit panels For 6-bit panels
For 8-bit panels For 6-bit panels
24
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