Intel N80C51BHP information

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Type:MCU	Manufacturer:Signetics
family:8051	microprocessors:Intel P8051AH

Type

Microcontroller

Family

Intel 8051

MCU part number

N80C51BHP is an OEM/tray microcontroller

Frequency

3.5 MHz - 12 MHz

Package

44-pin plastic LCC

Socket

PLCC44

S-spec numbers

	Production processors
Part number	SL550
N80C51BHP	+

Architecture / Microarchitecture

Manufacturing process

CHMOSIII technology

Data width

8 bit

Physical memory

68 KB (4 KB code and 64 KB data)

Features

On-circuit emulator (ONCE) mode

Low power features

Idle mode
Power down mode

On-chip peripherals

Four 8-bit I/O ports (32 I/O lines)
Full-duplex serial port
Two 16-bit timers/counters
Oscillator and clock circuits

On-chip RAM

128 bytes

On-chip ROM

4 KB masked ROM

Electrical / Thermal parameters

V core

5V ± 10%

Minimum/Maximum operating temperature

0°C - 70°C

Minimum/Typical/Maximum power dissipation

0.04 Watt (Idle mode) / 0.058 Watt / 0.11 Watt

Notes on Intel N80C51BHP

Earlier versions included ROM protection features: program verification is disabled, external memory accesses are limited to 4 KB
Later versions are 80C51BH microcontrollers with memory lock bit 1 set.

other microprocessors

Intel N80C51BHP-1	Intel N80C51BHP-2
Intel P80C51BHP	Intel P80C51BHP-1
Intel P80C51BHP-2	Intel QD80C51BH
Intel QN80C51BH	Intel QN80C51BH-1
Intel QP80C51BH	Intel QP80C51BH-1
Intel QP80C51BH-2	Intel TD80C51BH

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