SN74LS688DW View Datasheet(PDF) - ON Semiconductor

Part Name

Description

MFG CO.

SN74LS688DW

8-Bit Magnitude Comparitors

ON Semiconductor 

SN74LS682 SN74LS684 SN74LS688

AC CHARACTERISTICS (TA = 25°C)

SN74LS682

Limits

Symbol

Parameter

Min Typ Max Unit

tPLH

tPHL

Propagation Delay, P to P = Q

13

25

15

25

ns

tPLH

tPHL

Propagation Delay, Q to P = Q

tPLH

tPHL

Propagation Delay, P to P > Q

14

25

15

25

ns

20

15

30

30

ns

tPLH

tPHL

Propagation Delay, Q to P > Q

21

19

30

30

ns

SN74LS684

Limits

Symbol

Parameter

Min Typ Max Unit

tPLH

tPHL

Propagation Delay, P to P = Q

15

17

25

25

ns

tPLH

tPHL

Propagation Delay, Q to P = Q

16

15

25

25

ns

tPLH

tPHL

Propagation Delay, P to P > Q

22

17

30

30

ns

tPLH

tPHL

Propagation Delay, Q to P > Q

24

20

30

30

ns

SN74LS688

Symbol

Parameter

Limits

Min Typ Max Unit

tPLH

tPHL

Propagation Delay, P to P = Q

12

18

17

23

ns

tPLH

tPHL

Propagation Delay, Q to P = Q

12

17

18

23

ns

tPLH

tPHL

Propagation Delay, G , G1 to P = Q

12

18

13

20

ns

Test Conditions

VCC = 5.0 V

CL = 45 pF

RL = 667 Ω

Test Conditions

VCC = 5.0 V

CL = 45 pF

RL = 667 Ω

Test Conditions

VCC = 5.0 V

CL = 45 pF

RL = 667 Ω

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