CXP83120A 查看數據表（PDF） - Sony Semiconductor

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CXP83120A

CMOS 8-bit Single Chip Microcomputer

Sony Semiconductor 

Pin

EXTAL1

XTAL1

2 pins

EXTAL1

XTAL1

EXTAL2

XTAL2

2 pins

EXTAL2

XTAL2

TEX

TEX

TX

TX

2 pins

RST

1 pin

CXP83120A/83124A

Circuit format

IP

IP

IP

IP

When reset

• Diagram shows circuit

composition during

oscillation.

• Feedback resistor is

removed during stop.

XTAL1 becomes "High"

level.

Oscillation

• Diagram shows circuit

composition during

oscillation.

• Feedback resistor is

removed during stop.

XTAL2 becomes "High"

level.

EXTAL2

Hi-Z

XTAL2

High level

• Diagram shows circuit

composition during

IP

IP

oscillation.

• When the operation of the oscillation

circuit is stopped by the software, the

feedback resistor is removed and TEX

and TX become "Low" level and "High"

level respectively.

Oscillation

Pull-up resistor

OP Mask option

IP

Schmitt input

Low level

– 11 –

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