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UPD8021

Part Number	UPD8021
Manufacturer	NEC
Description	SINGLE CHIP 8-BIT MICROCOMPUTER
Published	Feb 24, 2017
Detailed Description	NEe Microcomputers, Inc. NEe ILPD8021 SINGLE CHIP 8·BIT MICROCOMPUTER DESCRIPTION The NECIlPD8021 is a stand alone 8...
Datasheet	UPD8021 PDF File

Overview

NEe Microcomputers, Inc.
NEe ILPD8021 SINGLE CHIP 8·BIT MICROCOMPUTER DESCRIPTION The NECIlPD8021 is a stand alone 8-bit parallel microcomputer incorporating the following features usually found in external peripherals.
The IlPD8021 contains: 1K x 8 bits of mask ROM program memory, 64 x 8 bits of RAM data memory, 21 I/O lines, an B-bit interval timer/event counter, and internal clock circuitry.
FEATURES • 8-Bit Processor, ROM, RAM, I/O, Timer/Counter • Single +5V Supply (+4.
5V to +6.
5V) • NMOS Silicon Gate Technology • 8.
381ls Instruction Cycle Time • All Instructions 1 or 2 Cycles • Instructions are Subset of IlPD8048/8748/8035 • High Current Drive Capability - 2 I/O Pins • Clock Gene...

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