6.6 Switching Characteristics

over operating free-air temperature range; typical values measured at TA = 25°C (unless otherwise noted).

PARAMETER

FROM

TO

TEST

CONDITIO

NS

VCC

Operating free-air temperature (TA)

UNIT

25°C

–40°C to 85°C

–55°C to 125°C

MIN TYP MAX

MIN TYP MAX

MIN TYP MAX

tpd

Propagation delay

A

Y

CL = 50 pF

2 V

100

125

150

ns

4.5 V

20

25

30

6 V

17

21

26

A

Y

CL = 15 pF 5 V

8

ten

Enable delay

OE

Y

CL = 50 pF

2 V

125

155

190

ns

4.5 V

25

31

38

6 V

21

26

32

CL = 15 pF 5 V

10

tdis

Disable delay

OE

Y

CL = 50 pF

2 V

125

155

190

ns

4.5 V

25

31

38

6 V

21

26

32

CL = 15 pF 5 V

10

tt

Transition-time

Y

CL = 50 pF

2 V

60

75

90

ns

4.5 V

12

15

18

6 V

10

13

15

6.7 Operating Characteristics

over operating free-air temperature range; typical values measured at TA = 25°C (unless otherwise noted).

PARAMETER

TEST CONDITIONS

VCC

MIN

TYP

MAX UNIT

Cpd

Power dissipation capacitance

per gate

No load

5 V

29

pF

6.8 Typical Characteristics

TA = 25°C

IOH Output High Current (mA)

0

1

2

3

4

5

6

0

1

2

3

4

5

6

7

2-V

4.5-V

6-V

Figure 6-1. Typical output voltage in the high state

(VOH)

IOL Output Low Current (mA)

0

1

2

3

4

5

6

0

0.05

0.1

0.15

0.2

0.25

0.3

2-V

4.5-V

6-V

Figure 6-2. Typical output voltage in the low state

(VOL)

CD74HC125, CD54HC125

SCHS143D – NOVEMBER 1997 – REVISED APRIL 2021

www.ti.com

6

Submit Document Feedback

Copyright © 2021 Texas Instruments Incorporated

Product Folder Links: CD74HC125 CD54HC125