IZD1520 データシートの表示（PDF） - Integral Corp.

部品番号

コンポーネント説明

メーカー

IZD1520

CMOS DOT MATRIX LCD DRIVER

Integral Corp. 

CMOS DOT MATRIX LCD DRIVER

IZD1520

TERMINAL DESCRIPTION

Terminal Name

D0 ÷ D7

A0

RES

CS

OSC1

E

(RD)

R/W

(WR)

CL

OSC2

FR

SEGn

COMn

M/S

VDD

VSS

V1, V2, V3, V4, V5

Function

Data I/O

Select display data or functions.

HIGH: Display data

LOW : Instructions

Resets the system and selects the interface type for a 68-port/80-port MPU

HIGH: 68-port MPU interface

LOW : 80-port MPU interface

Input. Active low. Effective for an external clock operation model only.

Chip Select input

LOW : Active level sensing

Read/Write Enable signal when a 68-port MPU is connected.

(Active LOW Read Enable signal when an 80-port MPU is connected)

Read/Write Select signal when a 68-port MPU is connected.

HIGH: Read Select

LOW : Write Select

(Active LOW Write Enable input when an 80-port MPU is connected Rising edge sensing)

Input. Effective for an external clock operation model only.

External clock input (only effective with external clock types)

LCD Frame (AC- conversion) signal input/output

Segment output for driving the LCD

Common output for driving the LCD

Master/Slave Select signal

5V power supply

0V power supply (GND level)

Power supplies for driving the LCD. VDD ≥ V1 ≥ V2 ≥ V3 ≥ V4 ≥ V5

8

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