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MSM9223

27-Bit Duplex/Triplex VFD Controller/Driver with Digital Dimming, ADC and Keyscan

Oki Electric Industry 

¡ Semiconductor

MSM9223

ELECTRICAL CHARACTERISTICS

DC Characteristics

Parameter

High Level Input Voltage

Low Level Input Voltage

High Level Input Current

Low Level Input Current

High Level Output Voltage

Low Level Output Voltage

Supply Current

Supply Voltage for Logic

(Ta=–40 to +85°C, VDD=8.0 to 18.5V)

Symbol Applied pin

Condition

Min. Max. Unit

VIH

*1)

VIL

*1)

IIH1

*2)

IIH2

*3)

IIL1

*2)

—

—

VIH=3.8V

VIH=3.8V

VIL=0.0V

3.8

0.0

–5.0

–100

–5.0

5.5

V

0.8

V

+5.0 mA

–5.0 mA

+5.0 mA

IIL2

*3)

VIL=0.0V

–300

–70 mA

VOH1 SEG1 to 19

IOH1=–5mA VDD–0.8

VDD

V

VOH2 SEG20 to 27

IOH2=–10mA VDD–0.8

VDD

V

VOH3 GRID1 to 3 VDD=9.5V IOH3=–5mA VDD–0.8

VDD

V

VOH4

*4)

IOH4=–200mA 4.0

Output Open 4.5

5.5

V

5.5

V

VOL1 SEG1 to 19

IOL1=500mA

—

VOL2

VOL3

SEG20 to 27

GRID1 to 3 VDD=9.5V

IOL2=500mA

IOL3=10mA

—

—

VOL4

*5)

IOL4=300mA

—

IDD

VDD

fOSC=3.3MHz, no load

—

VL

VCC C3=0.01mF±10%, IO=0 to –10mA 4.5

2.0

V

2.0

V

2.0

V

0.8

V

10 mA

5.5

V

*1) CS, CLOCK, DATA I/O DUP/TRI, A1, B1, COL1 to 5

*2) CS, CLOCK, DATA I/O DUP/TRI, A1, B1

*3) COL1 to 5

*4) DATA I/O, INT, DIM OUT, SYNC OUT1, SYNC OUT2

*5) DATA I/O, INT, DIM OUT, SYNC OUT1, SYNC OUT2, ROW1 to 5

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