MSM6442 查看數據表（PDF） - Oki Electric Industry

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MSM6442

Built-in LCD Driver 4-Bit Microcontroller

Oki Electric Industry 

¡ Semiconductor

MSM6442

ELECTRICAL CHARACTERISTICS

DC Characteristics

Parameter

"H" Input Voltage

"L" Input Voltage

"H" Output Voltage

"L" Output Voltage

"M" Output Voltage

"H" Input Current

"L" Input Current

"H" Output Current

Applied pin

INT *1

*3

*1, *4

OSC1 *1

*2

SEG1 to SEG46

COM1, COM2

*1, *2

OSC1

SEG1 to SEG46

COM1, COM2

Symbol

VIH

VIL

VOH

VOL

COM1, COM2

VOM

OSC0

XT

IIH

INT, RESET

OSC0

XT

IIL

INT, RESET

*1

IOH

Power Supply Current

(In Stop Mode)

IDDS

(32.768 kHz, Without Crystal Oscillator)

Power Supply Current

(In Stop Mode)

IDDL

Power Supply Current

IDD

*1 Applied to P0, P1, P3, and P4.

*2 Applied to INTOUT, RESOUT, and BZ.

*3 Applied to OSC0, XT, and RESET.

*4 Applied to OSC0, XT, INT, and RESET.

(VDD = 5 V ±10%, LCDGND = 0 V, Ta = –40 to +85°C)

Condition

Min. Typ. Max. Unit

—

2.4 — VDD V

—

3.6 — VDD V

—

0 — 0.8 V

IO = –15 mA

IO = –400 mA

IO = –10 mA

IO = –50 mA

IO = 1.6 mA

IO = 15 mA

IO = 10 mA

IO = 50 mA

IO = ±0.5 mA

4.2 — — V

2.4 — — V

VDD-0.2 — — V

VDD-0.2 — — V

— — 0.4 V

— — 0.4 V

— — 0.2 V

— — 0.2 V

VDD/2 — VDD/2 V

– 0.2

+ 0.2

— — 15 mA

VI = VDD

— — 7 mA

— — 1 mA

— — –15 mA

VI = 0 V

— — 7 mA

— — –30 mA

VO = 2.4 V

–0.1 — — mA

VO = 0.4 V

VDD = 2 V,Ta = 25°C

No load

Display off

XT pin is fixed to "L"

— — –1.2 mA

— 0.2 10 mA

No load

Display off

— 1 100 mA

XT pin is fixed to "L"

No load

Display off

In stop mode

fXT = 32.768 kHz

No load

Display off

fOSC = 4.2 MHz

fXT = 32.768 kHz

— 100 200 mA

— 6 12 mA

Note: "M" output voltage is an intermediate voltage that is output to the COMMON pins

during dynamic display. (VM pin is open.)

6/12

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