TB1231CN Overview
TOSHIBA TOSHIBA Bi-CMOS INTEGRATED CIRCUIT SILICON MONOLITHIC TB1231CN TB1231CN PAL/ NTSC 1CHIP (IF+ VCD PROCESSOR) IC TB1231CN is the IF & Video processing IC for PAL/NTSC color TV system. This IC demodulates PAL/ NTSC PIF, SIF and posite video signal to RIG I B primary colors and Audio signals. This IC can constitute Multi-Color System by bined with TA1275AZ (SECAM Processor).
TB1231CN Key Features
- lntercarrier Input
- Double Time Constant IF AGC
- Bus Controlled RF AGC
- Bus Controlled PIF VCO
- L-SECAM Demodulation
- PLL SIF Demodulation (For 4.5-6.5MHz multi-SIF, Thank coil-less)
- Built-in Video Switch (2 Inputs/ 1 Output)
- Built-in Chroma Trap
- Built-in Y Delay Line
- Black Expansion