ML9040 查看數據表（PDF） - Oki Electric Industry

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ML9040

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

Oki Electric Industry 

¡ Semiconductor

ML9040-Axx/-Bxx

Switching Characteristics

• Timing for input from the CPU

Parameter

R/W and RS setup time

E "H" pulse width

R/W and RS hold time

E rise time

E fall time

E "L" pulse width

E cycle time

DB0 to DB7 input data setup time

DB0 to DB7 input data hold time

Symbol

tB

tW

tA

tr

tf

tL

tC

tI

tH

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

Min.

Typ.

Max.

Unit

140

—

—

ns

280

—

—

ns

10

—

—

ns

—

—

100

ns *

—

—

100

ns *

280

—

—

ns

667

—

—

ns

180

—

—

ns

10

—

—

ns

* Values of tr and tf are design specification and are actually determined after sample

evaluation.

R/W

RS

E

DB0 - DB7

VIL1

VIL1

VVIIHL11

VVIIHL11

tB

tW

tA

tL

VIL1

VIH1

VIH1

VIL1

VIL1

tr

tf

tI

tH

VVIIHL11 Input data VVIIHL11

tC

11

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