ML9040 datasheet(7/47 Pages) OKI

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ML9040-Axx/-Bxx

¡ Semiconductor

ELECTRICAL CHARACTERISTICS

DC Characteristics

Parameter

"H" Input Voltage

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

Symbol

Condition

Min.

Typ.

Max.

Unit

Applicable pin

VIH1

—

2.2

—

VDD

R/W, RS, E,

DB0 - DB7

"L" Input Voltage

VIL1

—

–0.3

—

0.6

"H" Input Voltage

VIH2

—VDD–1.0

—

VDD

OSC1

"L" Input Voltage

VIL2

—

–0.3

—

1.0

"H" Output Voltage

VOH1

IO = –0.205mA

2.4

—

DB0 - DB7

"L" Output Voltage

VOL1

IO = 1.2mA

—

0.4

"H" Output Voltage

VOH2

IO = –40mA

0.9VDD

—

DO, CP, L,

DC, OSC2

"L" Output Voltage

VOL2

IO = 40mA

—

0.1VDD

Driver ON Resistor

(COM pins)

RCOM

IO = ±50mA, VLCD = 4V

—

COM1 - COM16

Driver ON Resistor

(SEG pins)

RSEG

IO = ±50mA, VLCD = 4V

—

SEG1 - SEG40

Schmitt voltage

width

VSUM

———

TBD

3.0

TBD

Built-in reset

detection voltage

VRES

———

—

3.0

VDD

Input Leakage Current

IIL

VI = VSS

——

–1

VI = VDD

——

Input Current

IIL2

VDD = 5.0V

VI = VSS

–50

–125

–250

R/W, RS

DB0 - DB7

VI = VDD, excluding current

flowing over pullup resistor

and output drive MOS

——

VDD = 5.0V,

resistor oscillation or

external clock input via

OSC1.

fOSC = 270kHz.

E is in "L" level.

Other inputs are open.

Output pins are

all no load.

VDD

Supply Current (1)

IDD1

—

0.35

0.6

LCD Driving Bias

Input Voltage

VLCD1

1/5 bias

—

6.0

VDD, V1, V2,

V3, V4, V5

1/4 bias

—

6.0

VDD

Supply Current (2)

IDD2

—

0.55

0.8

VLCD2

VDD = 5.0V,

ceramic oscillation,

fOSC = 250kHz.

E is in "L" level.

Other pins are open.

Output pins are

all no load.

VDD–V5

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