Philips Electronics
80C51 8-bit microcontroller family 8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
Philips Electronics
80C51 8-bit microcontroller family 2K/64 OTP/ROM, low pin count
Philips Electronics
CMOS single-chip 8-bit microcontroller with on-chip EEPROM
Philips Electronics
CMOS single-chip 8-bit microcontrollers
Intel
COMMERCIAL/EXPRESS CHMOS MICROCONTROLLER
Philips Electronics
Single-chip 8-bit microcontroller with 10-bit A/D, capture/compare timer, high-speed outputs, PWM
NXP Semiconductors.
CMOS single-chip 8-bit microcontrollers
Philips Electronics
80C51 8-bit microcontroller family 2K/64 OTP/ROM, I2C, low pin count