80C35 View Datasheet(PDF) - Oki Electric Industry

Part Name

Description

Manufacturer

80C35

CMOS 8-Bit Microcontroller

Oki Electric Industry 

¡ Semiconductor

MSM80C48/49/50, MSM80C35/39/40

PIN DESCRIPTIONS (Continued)

Symbol

XTAL1

(Crystal 1)

Type

I

Description

One side of the internal crystal oscillator. An external clock can also be input.

XTAL2

(Crystal 2)

O

Other side of the internal crystal oscillator.

VCC

—

Power supply pin

VDD

—

Standby control input. Normally, "1" level. When set to "0" level, oscillation is

stopped and prosessor goes into standby mode.

VSS

—

GND

Note: A minimum of two machine cycles are required in RESET pulse duration under the

specified power supply and stable oscillator frequency.

5/20

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