SAB 80C517 Microcontroller with factory mask-programmable ROM
SAB 80C537 Microcontroller for external ROM
●Versions for 12 MHz and 16 MHz operating frequency
●8 K×8 ROM (SAB 80C517 only)
●256×8 on-chip RAM
●Superset of SAB 80C51 architecture: 1µs instruction cycle time at 12 MHz 750 ns instruction cycle time at 16 MHz 256 directly addressable bits Boolean processor 64 Kbyte external data and program memory addressing
●Four 16-bit timer/counters
●Powerful 16-bit compare/capture unit (CCU) with up to 21 high-speed or PWM output channels and 5 capture inputs
●Versatile "fail-safe" provisions
●Fast 32-bit division, 16-bit 2 multiplication, 32-bit normalize and shift by peripheral MUL/DIV unit (MDU)
●Eight data pointers for external memory addressing
●Fourteen interrupt vectors, four priority levels selectable
●8-bit A/D converter with 12 multiplexed inputs and programmable ref. voltages
●Two full duplex serial interfaces
●Fully upward compatible with SAB 80C515
●Extended power saving modes
●Nine ports: 56 I/O lines, 12 input lines
●Two temperature ranges available: 0 to 70oC – 40 to 85oC
