80C51 Datasheet, PDF (1/38 Pages) NXP Semiconductors – 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless low voltage 2.7V.5.5V, low power, high speed 33 MHz

INTEGRATED CIRCUITS
80C51/87C51/80C31
80C51 8-bit microcontroller family
4K/128 OTP/ROM/ROMless low voltage (2.7V–5.5V),
low power, high speed (33 MHz)
Product specification
Supersedes data of 1999 Apr 01
IC28 Data Handbook
2000 Jan 20
Philips
Semiconductors