MSM9223 Просмотр технического описания (PDF) - Oki Electric Industry

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Компоненты Описание

производитель

MSM9223

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

Oki Electric Industry 

¡ Semiconductor

MSM9223

ABSOLUTE MAXIMUM RATINGS

Parameter

Supply Voltage

Input Voltage

Power Dissipation

Storage Temperature

Output Current

Symbol

VDD

VIN

PD

TSTG

IO1

IO2

IO3

IO4

Condition

—

—

Ta = 85°C

—

SEG1 to 19

SEG20 to 27

GRID1 to 3

DIM OUT, SYNC OUT1, SYNC OUT2

Rating

–0.3 to +20

–0.3 to +6.0

590

–55 to +150

–10.0 to +2.0

–20.0 to +2.0

–7.0 to +20.0

–2.0 to +2.0

Unit

V

V

mW

°C

mA

mA

mA

mA

RECOMMENDED OPERATING CONDITIONS

Parameter

Driver Supply Voltage

High Level Input Voltage

Low Level Input Voltage

Clock Frequency

Oscillation Frequency

Frame Frequency

Operating Temperature

Symbol

Condition

Min. Typ. Max. Unit

VDD

—

8.0 13.0 18.5

V

VIH

All inputs except OSC0 3.8

—

5.5

V

VIL

All inputs except OSC0 0.0

—

0.8

V

fC

—

—

—

1.0 MHz

fOSC R2 = 10kW±5%, C2 = 27pF±5% 2.6

3.3

4.0 MHz

fFR

R2 = 10kW±5% 1/3 Duty

C2 = 27pF±5% 1/2 Duty

211

317

269

403

325

488

Hz

Hz

TOP

—

–40

—

+85

°C

6/24

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