Service manual

Model no.:CT-21CBS5CPH.doc
version 1.0
22
SERVICE DATA
TECHNICAL DATA OF KEY ICS
1.MCU and Signal Processor for a PAL/NTSC TV
TMPA8873CMANG /CPANG/CRANG /CSANG
1.General Description
The TMPA8873CPANG is an integrated circuit for a PAL/NTSC TV. A MCU and a TV signal
processor are integrated in a 64-pin shrink DIP package. The MCU contains 8-bit CPU, ROM,
RAM, I/O ports, timer/counters, A/D converters, an on-screen display controller, remote control
interfaces, IIC bus interfaces and the Closed Caption decoder. The TV signal processor
contains PIF, SIF, Video, multi-standard chroma, Sync, RGB processors.
Mask ROM: TMPA8873CMANG (ROM size: 32k)
Mask ROM: TMPA8873CPANG (ROM size: 48k)
Mask ROM: TMPA8873CRANG (ROM size: 56k)
Mask ROM: TMPA8873CSANG (ROM size: 64k)
OTP ROM: TMPA8873PSANG (ROM size: 64k)