Microchip PIC16F876-20/SP Microcontroller, 8-Bit PIC16 RISC, 14KB Flash, 5V, 28-Pin SPDIP Tube, 34.67 mm L x 3.3 mm H x 7.24 mm W: Amazon.com: Industrial & Scientific
28 Pin PIC Development Board - DEV-00018 - SparkFun Electronics
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Microchip PIC16F886-I/SP Enhanced Flash-Based 8-Bit CMOS Microcontroller with Nanowatt Technology, 28-pin (Pack of 2): Amazon.com: Industrial & Scientific