CXP83408 datasheet(7/24 Pages) SONY

Il numero della parte	CXP83408

Spiegazioni elettronici	CMOS 8-bit Single Chip Microcomputer

PDF	24 Pages

Scroll/Zoom	100%

Produttore elettronici	SONY [Sony Corporation]

Homepage	http://www.sony.co.jp

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CXP83408/83412/83416, CXP83409/83413/83417

Symbol

I/O

Functions

Output/Output

PD0/SEG16

PD7/SEG23

(Port D)

8-bit output port.

(8 pins)

LCD segment signal output.

(16 pins)

Output/Output

PF0/SEG24

PF7/SEG31

(Port F)

8-bit output port.

(8 pins)

Output

SEG0 to SEG15

COM0 to COM3

VLC1 to VLC3

Input

Crystal connectors for system clock oscillation. When the clock is

supplied externally, input to EXTAL; opposite phase clock should be

input to XTAL.

EXTAL

Output

XTAL

Input

Crystal connectors for 32kHz timer/counter clock generation circuit.

For usage as event counter, connect clock oscillation source to TEX,

and leave TX open.

TEX

Output

Input

Low-level active, system reset.

RST

NC. Under normal operating conditions, connect to VDD.

Positive power supply.

VDD

GND.

Vss

LCD segment signal output.

LCD common signal output.

LCD bias power supply.

Control pin to cutt off the current flowing to external LCD bias resistor

during standby.

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