80C51 8-Bit Microcontroller, 32KB FLASH, 256B RAM, 20MHz, 5V, PDIP
P89C58X2BN
P89C58X2FA
8-Bit OTPROM MCU, 33MHz, 40-Pin DIP, Industrial
8-Bit 33MHz FLASH MCU, 40-Pin DIP, Industrial
8-Bit 33MHz FLASH MCU, 44-Pin PQCC, Industrial
8-Bit Flash MCU, 33MHz, 40-Pin DIP