1995 Nov 03

4

Philips Semiconductors

Preliminary specification

YUV-to-RGB Digital-to-Analog

Converter (DAC)

SAA7167

PINNING

SYMBOL

PIN

DESCRIPTION

I/O

UV4

1

digital video UV (of YUV format 4:1:1 and 4:2:2) input data, or digital G and R

input data

I

UV3

2

digital video UV (of YUV format 4:1:1 and 4:2:2) input data, or digital G and R

input data

I

UV2

3

digital video UV (of YUV format 4:1:1 and 4:2:2) input data, or digital G and R

input data

I

UV1

4

digital video UV (of YUV format 4:1:1 and 4:2:2) input data, or digital G and R

input data

I

UV0

5

digital video UV (of YUV format 4:1:1 and 4:2:2) input data, or digital G and R

input data

I

VCLK

6

video clock input

I

7

digital supply voltage

I/O

8

digital ground

I/O

HREF

9

horizontal reference input signal

I

PCLK

10

pixel clock input

I

AP

11

test pins, normally connected to ground

I

SP

12

test pins, normally connected to ground

I

P7

13

pixel bus input 7 (for keying control)

I

P6

14

pixel bus input 6 (for keying control)

I

P5

15

pixel bus input 5 (for keying control)

I

P4

16

pixel bus input 4 (for keying control)

I

P3

17

pixel bus input 3 (for keying control)

I

P2

18

pixel bus input 2 (for keying control)

I

P1

19

pixel bus input 1 (for keying control)

I

P0

20

pixel bus input 0 (for keying control)

I

EXTKEY

21

external key signal input

I

SDA

22

I/O

SCL

23

I

RES

24

I

n.c.

25

not connected

−

26

analog ground 2

I/O

27

analog supply voltage 2

I/O

Bout

28

analog Blue signal output

O

Bin

29

analog Blue signal input

I

Gout

30

analog Green signal output

O

Gin

31

analog Green signal input

I

Rout

32

analog Red signal output

O

Rin

33

analog Red signal input

I

34

analog ground 1

I/O

35

analog supply voltage 1

I/O

36

capacitor for reference high voltage output (2.25 V)

I/O