7228AIBIZ データシートの表示（PDF） - Intersil

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7228AIBIZ

8-Digit, Microprocessor-Compatible, LED Display Decoder Driver

Intersil 

ICM7228

Electrical Specifications

PARAMETER

VDD = +5.0V ±10%, VSS = 0V, Unless Otherwise Specified (Continued)

TA = 25oC

TEST CONDITIONS

MIN TYP MAX

-40oC TO 85oC

MIN TYP MAX

Input Leakage Current, IIL

All Inputs Except Pin 9, ICM7228C,

VIN = VSS

-

-

1

-

-

1

All Inputs Except Pin 9, ICM7228C,

VIN = 5.0V

-

-

-1

-

-

-1

Display Scan Rate, fMUX

Per Digit

-

390

-

-

390

-

Inter-Digit Blanking Time, tIDB

2

10

-

2

-

-

Logical “1” Input Voltage, VINH

Three Level Input: Pin 9

ICM7228C, Hexadecimal VDD = 5V

4.2

-

-

4.2

-

-

Floating Input, VINF

Three Level Input: Pin 9

ICM7228C, Code B, VDD = 5V

2.0

-

3.0 2.0

-

3.0

Logical “0” Input Voltage, VINL

Three Level Input: Pin 9

ICM7228C, Shutdown, VDD = 5V

-

-

0.8

-

-

0.8

Three Level Input Impedance, ZIN VCC = 5V, Pin 9 of ICM7228C

50

-

-

50

-

-

Logical “1” Input Voltage, VIH

All Inputs Except, Pin 9 of ICM7228C,

2.0

-

-

2.0

-

-

VDD = 5V

Logical “0” Input Voltage, VIL

All Inputs Except, Pin 9 of ICM7228C,

-

-

0.8

-

-

0.8

VDD = 5V

SWITCHING SPECIFICATIONS VDD = +5.0V ±10%, VSS = 0V, VIL = +0.4V, VIH = +2.4V

Write Pulsewidth (Low), tWL

200 100

-

250

-

-

Write Pulsewidth (High), tWH

850 540

-

1200

-

-

Mode Hold Time, tMH

ICM7228A, ICM7228B

0

-65

-

0

-

-

Mode Setup Time, tMS

ICM7228A, ICM7228B

250 150

-

250

-

-

Data Setup Time, tDS

250 160

-

250

-

-

Data Hold Time, tDH

0

-60

-

0

-

-

Digit Address Setup Time, tAS

ICM7228C

250 110

-

250

-

-

Digit Address Hold Time, tAH

ICM7228C

0

-60

-

0

-

-

UNITS

µA

Hz

µs

V

V

V

kΩ

V

V

ns

ns

ns

ns

ns

ns

ns

ns

5

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