PIC16C56A-04/P Microcontroller IC 1.5KB 3V~5.5V 4MHz 12 PDIP-18

From the shop's description

Manufacturer Microchip Tech Mfr. Part # PIC16C56A-04/P Package PDIP-18 Datasheet Microchip Tech PIC16C56A-04/P Description 1.5KB 3V~5.5V 4MHz 12 PDIP-18 Microcontroller Units (MCUs/MPUs/SOCs) ROHS Specifications Attribute Value Category Single Chip Microcomputer/Microcontroller/Microcontroller Units (MCUs/MPUs/SOCs) Datasheet Microchip Tech PIC16C56A-04/P RoHS Low-Voltage Detect Yes Program Storage Size 1.5KB Operating Temperature Range 0℃~+70℃ Operating Voltage Range 3V~5.5V Watchdog Yes CPU Maximum Speed 4MHz RAM Size 25 B GPIO Ports Number 12