Datasheet M65657FP Datasheet (Mitsubishi)

MITSUBISHI ICs (TV)

M65657FP

SCAN CONVERTER

DESCRIPTION

The M65657FP is an integrated circuit that converts digital VGA
inputs directly into NTSC/PAL TV format outputs.
This circuit integrates a digital NTSC/PAL encoder with 10bit DAC's.

FEATURES

• VGA picture signal to NTSC / PAL signal conversion

• Input Format, 60Hz, 640×480 (Standard VGA format)

• High performance Non-Flicker Filter

• Built-in Line Memories

Fully integrated with no external memory requirement

• Digital input for RGB

• Clamp pulse output

• Built-in triple 10bit-D/A converters for TV signal outputs

• Single +3.3V Power Supply

2

• I

C Bus Control

• 64pin Flat Package

APPLICATION

VGA to Video converter Modules
TV, VCR
Mobile PC
Multi-media Systems (Set-Top-Box)

PIN CONFIGURATION (TOP VIEW)

GIN5

49
50

GIN4

51

GIN3

52

GIN2

53

GIN1

54

GIN0

55

DVSS

56

CLAMP

BIN7
BIN6
BIN5
BIN4

BIN3

BIN2
BIN1
BIN0

57
58
59
60
61
62
63
64

M65657FP

Outline 64P6N-A

32

Yout

31

AVDD

30

AVSS

29

VRO

28

VRI

27

IRI1

26

VG1

25

IRI2

24

VG2

23

IRI3

22

VG3

21

AVDD

20

Cout/Uout

19

AVSS

18

DVDD

17

AVDD

RECOMMENDED OPERATING CONDITION

Supply voltage range........................................................3.0 to 3.6V

Rated supply voltage..................................................................3.3V

BLOCK DIAGRAM

line memory

Write

VGA Control Block

VD

R

G

B

8

8

8

MATRIX

Y

Y Non-Flicker
LPF

U

C Non-Flicker

V

LPF

HD/VD Gen.
CSYNC Gen.

TIMING
PULSE Gen.

Read

CSYNC
ADDER

BURST
ADDER

NTSC/PAL control Block

Y

SubCarier

U
V

Gen.

Chroma
Encoder

DAC

DAC

DAC

Y

C/U

CVBS/V

HD

VGA CLK Gen. NTSC CLK Gen.

27MHz

I2CBUS

SDA SCL ACK

1

MITSUBISHI ICs (TV)

M65657FP

SCAN CONVERTER

ABSOLUTE MAXIMUM RATINGS (VSS=0V)

Symbol Parameter

VDD3 Supply voltage (3.3V) -0.3 3.6 V
VI Input voltage -0.3
VO Output voltage -0.3 VDD3+0.3 V

IO Output current (∗1)
Pd Power dissipation 500 mW

Topr Operating temperature 0 75 °C
Tstg Storage temperrature -50 125 °C

∗1 : Output current per output terminal. But Pd limits all current.

DC CHARACTERISTICS (VSS=0V)

Symbol Parameter Test conditions

VIL
VIH H VDD=3.6V 2.52 − 3.6 V
VT-
VT+ + 1.4 − 2.4 V
VH Hysteresis 0.3 − 1.2 V
VOL
VOH H 3.25 − − V
IOL
IOH H VDD=3.0V, VOH=2.6V − − -4 mA
IIH
IIL H VDD=3.6V, VI=3.6V -1 − 1 µA
IOZL
IOZH H VDD=3.6V, VO=3.6V -1 − 1 µA
CI Input pin capacitance
CO Output pin capacitance − 7 15 pF
CIO Bidirectional pin capacitance − 7 15 pF
IDD Operating current 3.3V supply − − 200 mA

Input voltage
(CMOS interface)

Input volyage schmitt
trigger
(CMOS interface)

Output voltage

Output current

Input current

Output leakage current

L VDD=2.7V 0 − 0.81 V

-

L

L VDD=3.0V, VOL=0.4V 4 − − mA

L VDD=3.6V, VI=0V -1 − 1 µA

L VDD=3.6V, VO=0V -1 − 1 µA

Limits

Min. Max.

VDD3+0.3

−−IOL=20

IOH=-26

VDD=3.3V

VDD=3.3V, | IO |<1µA

f=1MHz, VDD=0V

Unit

V

mA

Limits

Min. Typ. Max.

0.5 − 1.65 V

− − 0.05 V

− 7 15 pF

Unit

2

MITSUBISHI ICs (TV)

M65657FP

SCAN CONVERTER

DESCRIPTION OF PIN

Pin No. Name I/O Function Remarks

1 DVDD Digital power supply
2 DVSS Digital GND
3 PCHD I HD signal input from PC
4 PCVD I VD signal input from PC
5 DTST1 I for TEST

TEST6 DTST0 I for TEST
7 DTENB I for TEST
8 SDA I/O
9 SCL I

10 ACK I/O
11 DVDD Digital VDD for OSC
12 OSCI I OSC input
13 OSCO O OSC output
14 DVSS Digital GND for OSC
15 DVSS Digital GND
16 CVBS/Vout O Composite/V output
17 AVDD Analog power suplly
18 DVDD Digital power supply
19 AVSS Analog GND
20 Cout/Uout O Chrominance/V output
21 AVDD Analog power supply
22 VG3 O Bias voltage for CVBS/Vout output
23 IRI3 I Reference Current for CVBS/Vout output
24 VG2 O Bias voltage for Cout/Uout output
25 IRI2 I Reference Current for Cout/Uout output
26 VG1 O Bias Voltage for Y output
27 IRI1 I Reference Current for Y output
28 VRI I Reference voltage input for 3DACs
29 VRO O Reference voltage output for 3DACs
30 AVSS Analog GND
31 AVDD Analog power supply
32 YOUT O Luminance output
33 DVSS Digital GND
34 DVDD Digital power supply
35 DVSS Digital GND
36 RST I Reset signal input
37 RIN7 I R signal input
38 RIN6 I R signal input
39 RIN5 I R signal input
40 RIN4 I R signal input
41 RIN3 I R signal input
42 RIN2 I R signal input
43 RIN1 I R signal input
44 RIN0 I R signal input
45 DVDD Digital power supply
46 GIN7 I G signal input
47 GIN6 I G signal input
48 DVSS Digital GND AD
49 GIN5 I G signal input
50 GIN4 I G signal input
51 GIN3 I G signal input
52 GIN2 I G signal input

I2C Bus data input
I2C Bus clock input
I2C Bus data/acknowledge signal

I2C Control

OSC

D/A

(MSB)

LSB

MSB

LSB

3

MITSUBISHI ICs (TV)

M65657FP

SCAN CONVERTER

DESCRIPTION OF PIN (CONT.)

Pin No. Name I/O Function Remarks

53 GIN1 I G signal input
54 GIN0 I G signal input
55 DVSS Digital GND
56 CLAMP O Clamp pulse output signal
57 BIN7 I B signal input MSB
58 BIN6 I B signal input
59 BIN5 I B signal input
60 BIN4 I B signal input
61 BIN3 I B signal input
62 BIN2 I B signal input
63 BIN1 I B signal input
64 BIN0 I B signal input

LSB

LSB

4

APPLICATION EXAMPLE

Rin

Gin

MITSUBISHI ICs (TV)

M65657FP

SCAN CONVERTER

Dig.3.3V

Dig.3.3V

HDin
VDin

Dig.3.3V

Digital Power Supply

Bin

Dig.3.3V

+3.3V

49

RIN

50

VRT

51

1/2VR

52

VRB

53

AVSS

54

AVDD

55

GIN

56

VRT

57

1/2VR

58

VRB

59

AVSS

60

AVDD

61

BIN

62

VRT

63

1/2VR

64

VRB

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

I2C BUS

M65657FP

M65656FP

33343536373839404142434445464748

Yout
AVDD
AVSS

VRO

VRI

IRI1

VG1

IRI2

VG2

IRI3

VG3

AVDD

Cout/Uout

AVSS

DVDD

AVDD

Ana.3.3V

32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17

Dig.3.3V

Digital Ground

Ana.3.3V

Analog Power Supply

Analog Ground

+3.3V

5