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Advanced Information

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

●Plastic packages: P-LCC-84, P-MQFP-100-2