TDA9144 View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

TDA9144

I2C-bus controlled, alignment-free PAL/NTSC/SECAM decoder/sync processor with PALplus helper demodulator

Philips Electronics 

Philips Semiconductors

I2C-bus controlled, alignment-free PAL/NTSC/SECAM

decoder/sync processor with PALplus helper demodulator

Preliminary specification

TDA9144

PINNING

SYMBOL

−(R−Y)

−(B−Y)

Uin

Vin

SCL

SDA

VCC

DEC

DGND

SC

VA

Yout

Vout

Uout

I/O PORT

O PORT/LLC

CLP/HA

F

B

G

R

ADDR (CVBS)

Fscomb

HPLL

C

Y/CVBS

AGND

FILTref

CPLL

XTAL

XTAL2

SECref

PIN

DESCRIPTION

1 output signal for −(R−Y)

2 output signal for −(B−Y)

3 chrominance U input

4 chrominance V input

5 serial clock input

6 serial data input/output

7 positive supply voltage

8 digital supply decoupling

9 digital ground

10 sandcastle output

11 vertical acquisition

synchronization pulse

12 luminance output

13 chrominance V output

14 chrominance U output

15 input/output port

16 output port/line-locked clock

output

17 clamping pulse/HA

synchronization pulse

input/output

18 fast switch select input

19 BLUE input

20 GREEN input

21 RED input

22 I2C-bus address input (CVBS

output)

23 comb filter status input/output

24 horizontal PLL filter

25 chrominance input

26 luminance/CVBS input

27 analog ground

28 filter reference decoupling

29 colour PLL filter

30 reference crystal input

31 second crystal input

32 SECAM reference decoupling

handbook, halfpage

−(R−Y) 1

−(B−Y) 2

32 SECref

31 XTAL2

Uin 3

Vin 4

SCL 5

SDA 6

30 XTAL

29 CPLL

28 FILTref

27 AGND

VCC 7

DEC 8

DGND 9

26 Y/CVBS

25 C

TDA9144

24 HPLL

SC 10

23 Fscomb

VA 11

22 ADDR (CVBS)

Yout 12

Vout 13

Uout 14

I/O PORT 15

21 R

20 G

19 B

18 F

O PORT/LLC 16

17 CLP/HA

MBG896

Fig.2 Pin configuration.

1996 Jan 17

5

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