NXP 恩智浦80C51 8-bit microcontroller family 4 K/8 K OTP/ROM low voltage (2.7 V-5.5 V), low power, high speed (33 MHz), 128/256 B RAM
Document: ?????? ????? ???? ? 80C51/87C51/80C52/87C52 80C51 8-bit microcontroller family 4 K/8 K OTP/ROM low voltage (2.7 V–5.5 V), low power, high speed (33 MHz), 128/256 B RAM Product spec ...