LC74982W datasheet(5/14 Pages) SANYO

Teilenummer	LC74982W

Bauteilbeschribung	LCD TV Scan Converter IC

Download	14 Pages

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Hersteller	SANYO [Sanyo Semicon Device]

Direct Link	https://www.sanyo-av.com/us/

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5 / 14 page

No. 7023-5/14

LC74982W

Pin Functions

Pin No.

I/O type

Connection

Notes

I/O

Type

1

DVSS

P

GND

Digital system ground

2

OSDRIN

I

g74980m03

Caption OSD microcontroller

OSD red input (NTSC only)

3

OSDGIN

I

g74980m03

Caption OSD microcontroller

OSD green input (NTSC only)

4

OSDBIN

I

g74980m03

Caption OSD microcontroller

OSD blue input (NTSC only)

5

OSDEN

I

g74980m03

Caption OSD microcontroller

OSD data enable (NTSC only)

6

YIN7

I

g74980m03

Digital decoder

MSB

7

YIN6

I

g74980m03

or

Y signal input

8

YIN5

I

g74980m03

ADC

or

9

YIN4

I

g74980m03

or

R signal input

10

YIN3

I

g74980m03

Digital Interface

11

YIN2

I

g74980m03

12

YIN1

I

g74980m03

13

YIN0

I

g74980m03

LSB

14

DVDD

P

Power supply

Digital system power supply: 3.3 V

15

DVSS

P

GND

Digital system ground

16

UIN7

I

g74980m03

Digital decoder

MSB

17

UIN6

I

g74980m03

or

C (CbCr multiplexed) signal input

18

UIN5

I

g74980m03

ADC

or

19

UIN4

I

g74980m03

or

Cb signal input

20

UIN3

I

g74980m03

Digital Interface

or

21

UIN2

I

g74980m03

G signal input

22

UIN1

I

g74980m03

23

UIN0

I

g74980m03

LSB

24

DVDD

P

Power supply

Digital system power supply: 3.3 V

25

DVSS

P

GND

Digital system ground

26

VIN7

I

g74980m03

Digital decoder

MSB

27

VIN6

I

g74980m03

or

Cr signal input

28

VIN5

I

g74980m03

ADC

or

29

VIN4

I

g74980m03

or

B signal input

30

VIN3

I

g74980m03

Digital Interface

31

VIN2

I

g74980m03

32

VIN1

I

g74980m03

33

VIN0

I

g74980m03

LSB

34

DVDD

P

Power supply

Digital system power supply: 3.3 V

35

DVSS

P

GND

Digital system ground

36

CLKITV

I

g74980m05

Digital decoder

TV clock input (data rate)

37

DVDD

P

Power supply

Digital system power supply: 3.3 V

38

DVSS

P

GND

Digital system ground

39

CLKIDTV

I

g74980m05

PLL

DTV clock input

40

DVDD

P

Power supply

Digital system power supply: 3.3 V

41

DVSS

P

GND

Digital system ground

42

CLKIPC

I

g74980m05

Digital interface

PC clock input (data rate)

43

DVDD

P

Power supply

Digital system power supply: 3.3 V

44

SCANMOD

I

g74980m03

Open

Scan test mode

45

SCANEN

I

g74980m03

Open

Scan test enable

46

AVSS

P

GND

Analog system ground

47

PDO

O

zwp3vpll3

Loop filter

Charge pump output (open)

48

AVDD

P

Power supply

Analog system power supply: 3.3 V

49

AVSS

P

GND

Analog system ground

50

VCOCNT

I

g74100m06

Loop filter

VCO control input (Connect to AVSS.)

51

VCORNG

I

g74100m06

Resistor

VCO bias resistor input (Connect to AVSS.)

52

AVDD

P

Power supply

Analog system power supply: 3.3 V

Continued on next page.

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