UPD17217CT-XXX View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD17217CT-XXX

4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER

NEC => Renesas Technology 

BLOCK DIAGRAM

P0A 0

P0A 1

P0A 2

P0A 3

P0A

P0B 0

P0B 1

P0B 2

P0B 3

P0B

P0C 0

P0C 1

P0C 2

P0C 3

P0C

P0D 0

P0D 1

P0D 2

P0D 3

P0D

P0E 0

P0E 1

P0E 2

P0E 3

P0E

µPD17215, 17216, 17217, 17218

RF

ROM

µ PD17215, 17216 : 111 × 4 bits

µ PD17217, 17218 : 223 × 4 bits

SYSTEM REG.

ALU

ROM

µ PD17215 : 2048 × 16 bits

µ PD17216 : 4096 × 16 bits

µ PD17217 : 6144 × 16 bits

µ PD17218 : 8192 × 16 bits

Instruction

Decoder

Program Counter

Stack (5 levels)

Basic Interval/

Watchdog Timer

Remote

Control

Divider

REM

8-bit Timer

Interrupt

Controller

INT

Power

Supply

Circuit

CPU Clock

OSC

RESET

WDOUT

V DD

GND

X IN

X OUT

4

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