ST7032 datasheet(46/63 Pages) SITRONIX

Part #	ST7032

Description	Dot Matrix LCD Controller/Driver

PDF	63 Pages

Scroll/Zoom	100%

Manufacturer	SITRONIX [Sitronix Technology Co., Ltd.]

Direct Link	http://www.sitronix.com.tw

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46 / 63 page

ST7032

V1.4

2008/08/18

46/61

I2C interface

SDA

SCL

tBUF

tDH;STA

tLOW

tHD;DAT

tHIGH

tSU;DAT

tSU;STO

tSU;STA

SDA

( Ta = 25

°C )

VDD=2.7 to 4.5V

Rating

VDD=4.5 to 5.5V

Rating

Item

Signal Symbol Condition

Min.

Max.

Min.

Max.

Units

SCL clock frequency

fSCLK

400

KHz

SCL clock low period

tLOW

1.3

—

1.3

—

SCL clock high period

SCL

tHIGH

—

0.6

—

0.6

—

Data set-up time

tSU;DAT

180

—

100

—

Data hold time

tHD:DAT

—

0.9

SCL,SDA rise time

20+0.1Cb

300

20+0.1Cb

300

SCL,SDA fall time

SCL,

SDA

—

20+0.1Cb

300

20+0.1Cb

300

Capacitive load represent by each bus

line

—

400

—

400

Setup time for a repeated START

condition

tSU;STA

—

0.6

—

0.6

—

Start condition hold time

tHD;STA

—

0.6

—

0.6

—

Setup time for STOP condition

tSU;STO

—

0.6

—

0.6

—

Bus free time between a Stop and

START condition

SCL

tBUF

—

1.3

—

1.3

—

ST7032 Datasheet(PDF) 46 Page - Sitronix Technology Co., Ltd.

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