8-Bit PIC MCU, 20MHz, EPROM, I2C/SPI, SSOP-20
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8-Bit RISC MCU, 20MHz, 3.5KB EPROM, I2C/SPI, SSOP-20
8-Bit 20MHz RISC MCU, 3.5KB EPROM, SOIC, I2C/SPI
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8-Bit MCU, 20MHz, 3.5KB EPROM/FLASH, 35 I/O, I2C/SPI/UART, VQFN