UPD75104AGC Ver la hoja de datos (PDF) - NEC => Renesas Technology

Número de pieza

componentes Descripción

fabricante

UPD75104AGC

4-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

TI0

PTO0/P20

TI1

PTO1/P21

SI/P03

SO/P02

SCK/P01

BASIC

INTERVAL

TIMER

INTBT

TIMER/EVENT

COUNTER

#0

INTT0

TIMER/EVENT

COUNTER

#1

INTT1

SERIAL

INTERFACE

INTSIO

PROGRAM

COUNTER*

ROM

PROGRAM

MEMORY

8064 × 8BITS

: µPD75108A

4096 × 4BITS

: µPD75104A

ALU

CY

SP (8)

BANK

DECODE

AND

CONTROL

GENERAL REG.

RAM

DATA MEMORY

512 × 4BITS

: µPD75108A

320 × 4BITS

: µPD75104A

INT0/P10

INT1/P11

INT2/P12

INT3/P13

INT4/P00

INTERRUPT

CONTROL

PTH00-PTH03 4

PROGRAM-

MABLE

THRESHOLD

PORT #0

CLOCK

OUTPUT

CONTROL

f X/2 N

CLOCK

DIVIDER

CLOCK

STAND BY

GENERATOR CONTROL

CPU CLOCK

Φ

PCL/P22

*: 13 bits: µPD75108A

12 bits: µPD75104A

X1 X2

V DD V SS RESET

BIT SEQ.

BUFFER (16)

PORT 0

PORT 1

4 P00 - P03

4 P10 - P13

PORT 2 4 P20 - P23

PORT 3 4 P30 - P33

PORT 4 4 P40 - P43

PORT 5 4 P50 - P53

PORT 6 4 P60 - P63

PORT 7 4 P70 - P73

PORT 8 4 P80 - P83

PORT 9 4 P90 - P93

PORT 12 4 P120 - P123

PORT 13 4 P130 - P133

PORT 14 4 P140 - P143

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