Microcomputer Components 8-Bit CMOS Single-Chip Microcontroller SAB 80C515A/83C515A-5 Data Sheet 08.
95 High-Performance 8-Bit CMOS Single-Chip Microcontroller Preliminary SAB 83C515A-5 SAB 80C515A q q q q q SAB 80C515A / 83C515A-5 Microcontroller with factory mask-programmable ROM Microcontroller for external ROM q q q q q q q q q q q SAB 80C515A / 83C515A-5, up to 18 MHz operation frequency 32 K × 8 ROM (SAB 83C515A-5 only, ROM-Protection available) 256 × 8 on-chip RAM Additional 1 K × 8 on-chip RAM (XRAM) Superset of SAB 80C51 architecture: 1 µs instruction cycle time at 12 MHz 666 ns instruction cycle time at 18 MHz 256 directly addressable bits Boolean processor 64 Kbyte external...

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