MSM6222 Просмотр технического описания (PDF) - Oki Electric Industry

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MSM6222

DOT MATRIX LCD CONTROLLER WITH 16-DOT COMMON DRIVER AND 40-DOT SEGMENT DRIVER

Oki Electric Industry 

¡ Semiconductor

Switching Characteristics

• Timing for input from the CPU

Parameter

R/W and RS set-up time

E "H" pulse width

R/W and RS holding time

E rise time

E fall time

E "L" pulse width

E cycle time

DB0 to DB7 input data set-up time

DB0 to DB7 input data holding time

Symbol

tB

tW

tA

tr

tf

tL

tC

tI

tH

MSM6222B-xx

(VDD = 4.5 to 5.5V, Ta = –20 to +75°C)

Min.

Typ.

Max.

Unit

140

—

—

ns

280

—

—

ns

10

—

—

ns

—

—

25

ns

—

—

25

ns

280

—

—

ns

667

—

—

ns

180

—

—

ns

10

—

—

ns

R/W

RS

E

DB0 - DB7

VIL

VIL

VVIILH

VVIILH

tB

tW

tA

tL

VIL VIH

VIH

VIL

VIL

tr

tf

tI

tH

VVIILH Input data

VVIILH

tC

10/45

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