5-518

FAST AND LS TTL DATA

SN54/74LS365A

• SN54/74LS366A

SN54/74LS367A

• SN54/74LS368A

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

54

2.4

3.4

V

VCC = MIN, IOH = MAX, VIN = VIH

or VIL per Truth Table

VOH

Output HIGH Voltage

74

2.4

3.1

V

VCC = MIN, IOH = MAX, VIN = VIH

or VIL per Truth Table

VOL

Output LOW Voltage

54, 74

0.25

0.4

V

IOL = 12 mA

VCC = VCC MIN,

VIN = VIL or VIH

per Truth Table

VOL

Output LOW Voltage

74

0.35

0.5

V

IOL = 24 mA

VIN = VIL or VIH

per Truth Table

IOZH

Output Off Current HIGH

20

µA

VCC = MAX, VOUT = 2.7 V

IOZL

Output Off Current LOW

– 20

µA

VCC = MAX, VOUT = 0.4 V

IIH

Input HIGH Current

20

µA

VCC = MAX, VIN = 2.7 V

IIH

Input HIGH Current

0.1

mA

VCC = MAX, VIN = 7.0 V

IIL

Input LOW Current

E Inputs

– 0.4

mA

VCC = MAX, VIN = 0.4 V

IIL

D Inputs

– 20

µA

VCC = MAX, VIN = 0.5 V

Either E Input at 2.0 V

– 0.4

mA

VCC = MAX, VIN = 0.4 V

Both E Inputs at 0.4 V

IOS

Short Circuit Current (Note 1)

– 40

– 225

mA

VCC = MAX

ICC

Power Supply Current

LS365A, 367A

24

mA

VCC = MAX

ICC

LS366A, 368A

21

mA

VCC = MAX

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

Symbol

Parameter

Limits

Unit

Test Conditions

Symbol

Parameter

LS365A / LS367A

LS366A / LS368A

Unit

Test Conditions

Symbol

Parameter

Min

Typ

Max

Min

Typ

Max

Unit

Test Conditions

tPLH

tPHL

Propagation Delay

10

9.0

16

22

7.0

12

15

18

ns

CL = 45 pF,

RL = 667 Ω

tPZH

tPZL

Output Enable Time

19

24

35

40

18

28

35

45

ns

CL = 45 pF,

RL = 667 Ω

tPHZ

tPLZ

Output Disable Time

30

35

32

35

ns

CL = 5.0 pF