UPD754304GSA View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD754304GSA

4-BIT SINGLE-CHIP MICROCONTROLLER

NEC => Renesas Technology 

PIN IDENTIFICATION

P00-P03 : PORT0

P10-P13 : PORT1

P20-P23 : PORT2

P30-P33 : PORT3

P50-P53 : PORT5

P60-P63 : PORT6

P70-P73 : PORT7

P80, P81 : PORT8

KR0-KR7 : Key Return 0-7

SCK : Serial Clock

SI

: Serial Input

SO

: Serial Output

SB0

: Serial data Bus 0

µPD754302, 754304, 754302(A), 754304(A)

RESET

: Reset Input

TI0, TI1 : Timer Input 0, 1

PTO0, PTO1: Programmable Timer Output 0, 1

PCL

: Programmable Clock

INT0, 1, 4 : External Vectored Interrupt 0, 1, 4

INT2

: External Test Input 2

VSS

: GND

X1, X2

: System Clock Oscillation 1, 2

IC

: Internally Connected

VDD

: Positive Power Supply

7

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