74F191SJX(2007) 查看數據表（PDF） - Fairchild Semiconductor

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74F191SJX
(Rev.:2007)

Up/Down Binary Counter with Preset and Ripple Clock

Fairchild Semiconductor 

DC Electrical Characteristics

Symbol

Parameter

VIH Input HIGH Voltage

VIL Input LOW Voltage

VCD Input Clamp Diode Voltage

VOH Output HIGH 10% VCC

Voltage

5% VCC

VOL Output LOW 10% VCC

Voltage

IIH

Input HIGH Current

IBVI Input HIGH Current

Breakdown Test

ICEX Output HIGH Leakage

Current

VID Input Leakage Test

IOD Output Leakage Circuit

Current

IIL

Input LOW Current

IOS Output Short-Circuit

Current

ICC Power Supply Voltage

VCC

Min.

Min.

Min.

Max.

Max.

Max.

0.0

0.0

Max.

Max.

Max.

Conditions

Recognized as a HIGH Signal

Recognized as a LOW Signal

IIN = –18mA

IOH = –1mA

IOL = 20mA

VIN = 2.7V

VIN = 7.0V

VOUT = VCC

IID = 1.9µA, All Other Pins

Grounded

VIOD = 150mV, All Other Pins

Grounded

VIN = 0.5V (except CE)

VIN = 0.5V (CE)

VOUT = 0.0V

Min.

2.0

2.5

2.7

Typ.

Max. Units

V

0.8 V

–1.2 V

V

0.5 V

5.0 µA

7.0 µA

50 µA

4.75

V

3.75 µA

–0.6 mA

–1.8

–60

–150 mA

38 55 mA

©1988 Fairchild Semiconductor Corporation

74F191 Rev. 1.0.2

6

www.fairchildsemi.com

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