ST7541 datasheet(63/78 Pages) SITRONIX

63 / 78 page

ST7541

Ver 1.9

63/78

2007/9/3

Serial Interface (3-Line Interface)

First bit

Last bit

Figure 32

(VDD=3.3V, Ta=–30~85°C)

Rating

Item

Signal

Symbol

Condition

Min.

Max.

Units

Serial Clock Period

tSCYC

—

SCL “H” pulse width

tSHW

—

SCL “L” pulse width

SCL

tSLW

—

Data setup time

tSDS

—

Data hold time

tSDH

—

CS-SCL time

tCSS

—

CS-SCL time

CSB

tCSH

—

(VDD=2.7V, Ta=–30~85°C)

Rating

Item

Signal

Symbol

Condition

Min.

Max.

Units

Serial Clock Period

tSCYC

100

—

SCL “H” pulse width

tSHW

—

SCL “L” pulse width

SCL

tSLW

—

Data setup time

tSDS

—

Data hold time

tSDH

—

CS-SCL time

tCSS

—

CS-SCL time

CSB

tCSH

—

(VDD=1.8V, Ta=–30~85°C)

Rating

Item

Signal

Symbol

Condition

Min.

Max.

Units

Serial Clock Period

tSCYC

200

—

SCL “H” pulse width

tSHW

—

SCL “L” pulse width

SCL

tSLW

—

Data setup time

tSDS

—

Data hold time

tSDH

—

CS-SCL time

tCSS

—

CS-SCL time

CSB

tCSH

100

—

*1 The input signal rise and fall time (tr, tf) are specified at 15 ns or less.

*2 All timing is specified using 20% and 80% of VDD as the standard.

ST7541 Datasheet(PDF) 63 Page - Sitronix Technology Co., Ltd.

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