5-3

FAST AND LS TTL DATA

SN54/74LS322A

Symbol

Parameter

Limits

Unit

Test Conditions

Symbol

Parameter

Min

Typ

Max

Unit

Test Conditions

VIH

Input HIGH Voltage

2.0

V

Guaranteed Input HIGH Voltage for

All Inputs

VIL

Input LOW Voltage

54

0.7

V

Guaranteed Input LOW Voltage for

All Inputs

VIL

Input LOW Voltage

74

0.8

V

Guaranteed Input LOW Voltage for

All Inputs

VIK

Input Clamp Diode Voltage

– 0.65

– 1.5

V

VCC = MIN, IIN = – 18 mA

VOH

Output HIGH Voltage

QA– QH

54

2.4

3.2

V

VCC = MIN, IOH = MAX

VOH

Output HIGH Voltage

QA– QH

74

2.4

3.2

V

VCC = MIN, IOH = MAX

VOH

Output HIGH Voltage

QH′

54

2.5

3.4

V

VCC = MIN, IOH = MAX

VOH

Output HIGH Voltage

QH′

74

2.7

3.4

V

VCC = MIN, IOH = MAX

VOL

Output LOW Voltage

QA– QH

54, 74

0.25

0.4

V

IOL = 12 mA

VCC = VCC MIN,

VIN = VIL or VIH

per Truth Table

VOL

Output LOW Voltage

QA– QH

74

0.35

0.5

V

IOL = 24 mA

VIN = VIL or VIH

per Truth Table

VOL

Output LOW Voltage

QH′

54, 74

0.4

V

IOL = 4.0 mA

VCC = VCC MIN,

VIN = VIL or VIH

per Truth Table

VOL

Output LOW Voltage

QH′

74

0.5

V

IOL = 8.0 mA

VIN = VIL or VIH

per Truth Table

IOZH

Output Off Current HIGH

QA– QH

40

µA

VCC = MAX, VOUT = 2.7 V

IOZL

Output Off Current LOW

QA– QH

– 400

µA

VCC = MAX, VOUT = 0.4 V

IIH

Input HIGH Current

Other

20

µA

VCC = MAX, VIN = 2.7 V

IIH

Input HIGH Current

A – H,

Data Select

40

µA

VCC = MAX, VIN = 2.7 V

IIH

Input HIGH Current

Sign Extend

60

µA

IIH

Input HIGH Current

Other

0.1

mA

VCC = MAX, VIN = 7.0 V

Data Select

0.2

mA

VCC = MAX, VIN = 7.0 V

Sign Extend

0.3

mA

CC = MAX, VIN = 7.0 V

A – H

0.1

mA

VCC = MAX, VIN = 5.5 V

IIL

Input LOW Current

Other

– 0.4

mA

VCC = MAX, VIN = 0.4 V

IIL

Input LOW Current

Data Select

– 0.8

mA

VCC = MAX, VIN = 0.4 V

IL

Sign Extend

– 1.2

mA

CC = MAX, VIN = 0.4 V

IOS

Short Circuit Current

(Note 1)

QH′

– 20

–100

mA

VCC = MAX

IOS

Short Circuit Current

(Note 1)

QA– QH

– 30

–130

mA

VCC = MAX

ICC

Power Supply Current

60

mA

VCC = MAX

Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.