Philips Semiconductors
Product specification
Digital video encoder
SAA7128H; SAA7129H
SYMBOL
XCLK
V
SSD3
V
DDD3
RESET
PIN
37
38
39
40
TYPE
O
clock output of the crystal oscillator
supply digital ground 3
supply digital supply voltage 3
I
DESCRIPTION
Reset input, active LOW. After reset is applied, all digital I/Os are in input mode; PAL
black burst on CVBS, VBS and C; RGB outputs set to lowest voltage. The I
2
C-bus
receiver waits for the START condition.
I
2
C-bus serial clock input
I
2
C-bus serial data input/output
teletext request output, indicating when text bits are requested
teletext bit stream input
SCL
SDA
TTXRQ
TTX
41
42
43
44
I
I/O
O
I
36 VDDA4
39 VDDD3
40 RESET
35 XTALI
37 XCLK
handbook, full pagewidth
34 XTALO
43 TTXRQ
38 VSSD3
42 SDA
41 SCL
44 TTX
RES 1
SP 2
AP 3
LLC1 4
VSSD1 5
VDDD1 6
RCV1 7
RCV2 8
MP7 9
MP6 10
MP5 11
33 VSSA3
32 VSSA2
31 VDDA3
30 CVBS
29 BLUE
SAA7128H
SAA7129H
28 VDDA2
27 VBS
26 GREEN
25 VDDA1
24 C
23 RED
SA 21
VDDD2 17
VSSD2 18
VDD(I2C) 20
VSSA1 22
MP4 12
MP3 13
MP2 14
MP1 15
MP0 16
RTCI 19
MHB573
Fig.2 Pin configuration.
2000 Mar 08
7
PHILIPS [ NXP SEMICONDUCTORS ]
