Philips Electronics

CMOS single-chip 8-bit 80C51 microcontroller with 128-byte data RAM, 8 kB OTP

Intel

CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER

NXP Semiconductors.

Low power, low price, low pin count (20 pin) microcontroller with 4 kbyte OTP

NXP Semiconductors.

80C51 8-bit microcontroller family 8K–64K/256–1K OTP/ROM/ROMless, low voltage (2.7V–5.5V), low power, high speed (33 MHz)

Intel

HIGH-PERFORMANCE CHMOS MICROCONTROLLER

NXP Semiconductors.

Low Power, Low System Cost 80C51 MCU with ADC and PWM

Philips Electronics

Low power, low price, low pin count (20 pin) microcontroller with 2 kbyte OTP

Intel

CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER

Philips Electronics

80C51 8-bit microcontroller family with extended memory; 64 kB/96 kB OTP with 2 kB/3 kB RAM

Intel

POWERFUL MICROCONTROLLER from the MCS® 51 controller family

Philips Electronics

80C51 8-bit microcontroller family 8KB/16KB/32KB/64KB OTP, 512B/512B/512B/1KB RAM, low voltage (2.7 to 5.5 V), low power, high speed (30/33 MHz)

NXP Semiconductors.

80C51 8-bit microcontroller family 8K–64K/256–1K OTP/ROM/ROMless, low voltage (2.7V–5.5V), low power, high speed (33 MHz)

NXP Semiconductors.

80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage (2.7 to 5.5 V), low power, high speed (30/33 MHz)

Philips Electronics

80C51 8-bit microcontroller family 8K–64K/256–1K OTP/ROM/ROMless, low voltage (2.7V–5.5V), low power, high speed (33 MHz)