8-Bit CMOS Microcontroller

The SAB-C502-L/C502-2R described in this document is compatible with the SAB 80C52 and can be used for all present SAB 80C52 applications.

● Fully compatible to standard 8051 microcontroller
● Versions for 12 and 20 MHz operating frequency
● 16 K × 8 ROM (SAB-C502-2R only)
● 256 × 8 RAM
● 256 × 8 XRAM (additional on-chip RAM)
● Eight datapointers for indirect addressing of program and external data memory (including XRAM)
● Four 8-bit ports
● Three 16 -bit Timers / Counters (Timer 2 with Up/Down Counter feature)
● USART
● Six interrupt sources, two priority levels
● Programmable 15-bit Watchdog Timer
● Oscillator Watchdog
● Fast Power On Reset
● Power Saving Modes
● P-DIP-40 package and P-LCC-44 package
● Temperature ranges:
   SAB-C502 TA: 0 ˚C to 70 ˚C
   SAF-C502 TA: – 40 ˚C to 85 ˚C