UPD70741GC-25-8EU Просмотр технического описания (PDF) - NEC => Renesas Technology

Номер в каталоге

Компоненты Описание

Список матч

UPD70741GC-25-8EU

V821™ 32-/16-BIT MICROPROCESSOR

NEC => Renesas Technology 

µPD70741

Pin name

CLKOUT

CS0

CS1

CS2

CS3

INTP00

INTP01

INTP02

INTP03

INTP10

INTP11

INTP12

INTP13

NMI

REFRQ

RAS

LCAS

UCAS

WE

DREQ0

DREQ1

DACK0

DACK1

TC

TO00

TO01

TCLR

TI

TXD

RXD

SCLK

SO

SI

WDTOUT

IC

VDD

GND

Input/output

Output

Tristate output

Input

Input

Tristate output

Tristate output

Tristate output

Tristate output

Tristate output

Input

Input

Output

Output

Output

Output

Input

Input

Output

Input

Input/output

Output

Input

Output

-

-

-

(2/2)

Function

Dual-function pin

System clock output

-

Chip select signal

REFRQ

-

-

-

Interrupt request input

TO00

-

TO01

-

-

-

-

TI

Nonmaskable interrupt request input

-

Refresh request signal to DRAM

CS0

Row address strobe signal to DRAM

-

Column address strobe signal to lower data in DRAM

-

Column address strobe signal to upper data in DRAM

-

Write strobe signal to DRAM

LMWR

DMA request signal (channel 0)

P01

DMA request signal (channel 1)

P03

DMA permit signal (channel 0)

P02

DMA permit signal (channel 1)

P04

DMA end signal

RXD/P09

RPU pulse output

INTP00

INTP02

External clear or start signal input to timer 0

P00

External count clock input to timer 0

INTP13

UART serial data output

UBE/P08

UART serial data input

TC/P09

CSI serial clock input/output

P07

CSI serial data output

P06

CSI serial data input

P05

WDT overflow signal

BLOCK

Internal connection (must be connected to GND through a resistor)

-

Supplies positive power.

-

Ground potential

-

9

Share Link: