UPD70320 datasheet(1/74 Pages) NEC

номер детали	UPD70320

подробное описание детали	V25TM 16/8-BIT SINGLE-CHIP MICROCONTROLLER

PDF	74 Pages

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производитель	NEC [NEC]

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©

1996

DATA SHEET

The

µPD70320 (V25) is a single-chip microcontroller on which 16-bit CPU, RAM, serial interface, timer, DMA

controller, interrupt controller, etc. are all integrated. The

µPD70320 is compatible with the 8/16-bit microprocessor

µPD70108/ 70116 (V20TM/V30TM) on the software level.

The details of the functions are described in the following User's Manuals. Be sure to read it before starting

design.

• V25, V35TM User's Manual — Hardware

: IEM-1220

• V25, V35 Family User's Manual — Instructions : U12120J (Japanese version)

FEATURES

• Internal 16-bit architecture and external 8-bit data bus

• Compatible with

µPD70108/ 70116 (in native mode) on software level (some instructions added)

• Minimum instruction cycle : 400 ns/5 MHz (

µPD70320)

250 ns/8 MHz (

µPD70320-8)

• On-chip RAM : 256 words

× 8 bits

• Input port (port T) with comparator : 8 bits

• I/O lines (input port : 4 bits, input/output port : 20 bits)

• Serial interface (internal dedicated baud rate generator) : 2 channels

Asynchronous mode and I/O interface mode

• Interrupt controller

• Programmable priority (8 levels)

• Vectored interrupt function

• Register bank switching function

• Macro service function

• DRAM and pseudo SRAM refreshing functions

• DMA controller : 2 channels

• 16-bit timer : 2 channels

• Time base counter

• On-chip clock generator

• Programmable wait function

• Standby function (STOP/HALT)

MOS INTEGRATED CIRCUIT

V25TM

16/8-BIT SINGLE-CHIP MICROCONTROLLER

The information in this document is subject to change without notice.

The mark

shows major revised points.

µPD70320

1995

Document No. U10090EJ8V0DS00 (8th edition)

Date Published November 1997 N

Printed in Japan

Аналогичный номер детали - UPD70320

производитель	номер детали	датащи	подробное описание детали
Renesas Technology Corp	UPD70320	489Kb / 76P	MOS INTEGRATED CIRCUIT 1995
NEC	UPD703201	797Kb / 98P	32-BIT SINGLE-CHIP MICROCONTROLLERS
	UPD703201GC-XXX-8EU	797Kb / 98P	32-BIT SINGLE-CHIP MICROCONTROLLERS
	UPD703201Y	797Kb / 98P	32-BIT SINGLE-CHIP MICROCONTROLLERS
	UPD703201YGC-XXX-8EU	797Kb / 98P	32-BIT SINGLE-CHIP MICROCONTROLLERS

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Аналогичное описание - UPD70320

производитель	номер детали	датащи	подробное описание детали
NEC	UPD78320	479Kb / 88P	16/8-BIT SINGLE-CHIP MICROCONTROLLER
	UPD78323	454Kb / 86P	16/8-BIT SINGLE-CHIP MICROCONTROLLER
	UPD78361A	782Kb / 88P	16/8-BIT SINGLE-CHIP MICROCONTROLLER
	UPD784031	539Kb / 86P	16/8-BIT SINGLE-CHIP MICROCONTROLLER
	UPD784035	401Kb / 90P	16/8-BIT SINGLE-CHIP MICROCONTROLLER
	UPD78P322	340Kb / 56P	16/8-BIT SINGLE-CHIP MICROCONTROLLER
	UPD78P328	1Mb / 48P	16/8-BIT SINGLE-CHIP MICROCONTROLLER
	UPD78P4038	324Kb / 72P	16/8-BIT SINGLE-CHIP MICROCONTROLLER
	UPD78P4038Y	435Kb / 72P	16/8-BIT SINGLE-CHIP MICROCONTROLLER
	UPD784031	377Kb / 90P	16/8-BIT SINGLE-CHIP MICROCONTROLLER

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Аналогичный номер детали - UPD70320

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