SN74LS796DW データシートの表示（PDF） - Motorola => Freescale

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SN74LS796DW

TRI-STATE OCTAL BUFFERS

Motorola => Freescale 

SN54/74LS795 THRU SN54/74LS798

DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)

Limits

Symbol

Parameter

Min Typ Max Unit

Test Conditions

VIH

Input HIGH Voltage

2.0

V

Guaranteed Input HIGH Voltage for

All Inputs

54

VIL

Input LOW Voltage

74

0.7

Guaranteed Input LOW Voltage for

0.8

V All Inputs

VIK

VOH

Input Clamp Diode Voltage

Output HIGH Voltage

– 0.65 – 1.5

V VCC = MIN, IIN = – 18 mA

54

2.5

3.5

74

2.7

3.5

V

VCC = MIN, IOH = MAX

V

VOL

Output LOW Voltage

54, 74

74

0.25 0.4

0.35 0.5

V IOL = 8.0 mA

V IOL = 16 mA

VCC = VCC MIN,

VIN = VIL or VIH

per Truth Table

IOZH

IOZL

IIH

IIL

Output Off Current — HIGH

Output Off Current — LOW

Input HIGH Current

Input LOW Current

A Input, Both G at 0.4 V

G Input

20

– 20

20

– 0.1

µA VCC = MAX, VOUT = 2.7 V

µA VCC = MAX, VOUT = 0.4 V

µA VCC = MAX, VIN = 2.7 V

mA VCC = MAX, VIN = 7.0 V

– 0.4

– 0.4

mA VCC = MAX, VIN = 0.4 V

A Input, Both G at 2.0 V

– 20

IOS

Short Circuit Current (Note 1)

– 30

Power Supply

LS795/LS797

ICC

Current

LS795/LS798

–130

26

21

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

µA VCC = MAX, VIN = 0.5 V

mA VCC = MAX

mA

VCC = MAX

mA

AC CHARACTERISTICS (TA = 25°C)

Symbol

tPLH

tPHL

tPZH

tPZL

tPHZ

tPLZ

Parameter

Propagation Delay

Output Enable Time

Output Disable Time

Limits

LS795 / LS797

LS796 / LS798

Min Typ Max Min Typ Max Unit

11

16

15

22

6.0

10

13

17

ns

16

25

13

20

17

16

27

25

ns

13

20

19

27

13

18

20

27

ns

Test Conditions

VCC = 5.0 V

CL = 15 pF

CL = 5.0 pF

FAST AND LS TTL DATA

5-611

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