80C51 MCU, 4KB Flash, 18MHz, 8b, I2C, UART, 20TSSOP
8-bit 18MHz MCU, 8KB FLASH, 256B RAM, I2C, SPI, UART, TSSOP
8-bit MCU, 4KB Flash, 18MHz, I2C, UART, SPI, TSSOP
80C51 8-Bit Microcontroller, 18MHz, 4KB FLASH, 256B RAM, TSSOP
IC 80C51 MCU 8KB FLASH 20TSSOP
P89LPC920/921/922/9221 - 8-bit microcontrollers with two-clock 80C51 core 2 kB/4 kB/8 kB 3 V low-power Flash with 256-byte data RAM TSSOP2 20-Pin
