saa5233 NXP Semiconductors, saa5233 Datasheet - Page 3

• Manufacturer Part Number: saa5233
• Description: Dual Standard Decoder
• Manufacturer: NXP Semiconductors

Philips Semiconductors
BLOCK DIAGRAM
June 1994
handbook, full pagewidth
Dual standard PDC decoder
V SS1
V SS2
V SS3
V SS4
V SS5
V DD
INT
AD
OSCOUT OSCIN OSCGND
15
4
10
11
16
5
9
14
27 MHz
Fig.1 Block diagram; pin numbers for DIP16.
OSCILLATOR
AND DIVIDER
ON RESET
POWER
13.5 MHz
6
27 MHz
7
1.125 MHz
8
SCL
REGENERATOR
INTERRUPT
INTERFACE
DATA SLICER
CONTROL
I C BUS
AND CLOCK
2
12
TELETEXT
CONTROL
AND VPS
CONVERTER
ANALOGUE
TO DIGITAL
3
SDA
13
SAA5233
CVBS BLACK IREF
ACQUISITION
ACQUISITION
SEPARATOR
INTERFACE
DECODING
DECODING
AND SYNC
AND RAM
MEMORY
PLL AND
1
TIMING
CLAMP
INPUT
8/30/2
AND
AND
VPS
2
3
MLB725
Objective specification
SAA5233