Path:OKDatasheet > Semiconductor Datasheet > Temic Datasheet > TSC80C51CXXX-20CA
TSC80C51CXXX-20CA specification: "CMOS single-chip 8 bit microcontroller, 4Kx8 mask ROM, 128 bytes of RAM, 32 I/O lines, 16 bit timers, (XXX=secret ROM version), 20 MHz"