Intel
MCS® 51 CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
Philips Electronics
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)
Intel
33 MHz CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLERS
Intel
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
Intel
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
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)
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)
Intel
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER