![NXP](/logo/NXP.png)
NXP Semiconductors.
80C51 8-bit microcontroller family with extended memory
![Intel](/logo/Intel.png)
Intel
HIGH-PERFORMANCE CHMOS MICROCONTROLLER
![NXP](/logo/NXP.png)
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](/logo/Intel.png)
Intel
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
![Philips](/logo/Philips.png)
Philips Electronics
80C51 8-bit microcontroller family with extended memory; 64 kB/96 kB OTP with 2 kB/3 kB RAM
![Philips](/logo/Philips.png)
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)
![Intel](/logo/Intel.png)
Intel
POWERFUL MICROCONTROLLER from the MCS® 51 controller family
![Intel](/logo/Intel.png)
Intel
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
![Philips](/logo/Philips.png)
Philips Electronics
Low-voltage microcontroller with 63-kbyte OTP program memory and 2-kbyte RAM / LQFP44 Package
![NXP](/logo/NXP.png)
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](/logo/Intel.png)
Intel
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
![Intel](/logo/Intel.png)
Intel
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
![Philips](/logo/Philips.png)
Philips Electronics
80C51 8-bit microcontroller family with extended memory