5

CD74HC125-Q1

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SCLS579B – APRIL 2004 – REVISED APRIL 2020

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6.5 Electrical Characteristics

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

PARAMETER

TEST CONDITIONS

VCC

Operating free-air temperature (TA)

UNIT

25°C

-40°C to 125°C

MIN

TYP

MAX

MIN

TYP

MAX

VOH

High-level output

voltage

VI = VIH or VIL

IOH = -20 µA

2 V

1.9

1.9

V

4.5 V

4.4

4.4

6 V

5.9

5.9

IOH = -6 mA

4.5 V

3.98

3.7

IOH = -7.8 mA

6 V

5.48

5.2

VOL

Low-level output

voltage

VI = VIH or VIL

IOL = 20 µA

2 V

0.1

0.1

V

4.5 V

0.1

0.1

IOL = 20 µA

6 V

0.1

0.1

IOL = 6 mA

4.5 V

0.26

0.4

IOL = 7.8 mA

6 V

0.26

0.4

II

Input leakage

current

VI = VCC or GND

6 V

±0.1

±1

µA

ICC

Supply current

VI = VCC or

GND

IO = 0 mA

6 V

8

160

µA

IOZ

Off-state output

current

VI = VIL or VIH

6 V

±0.5

±10

µA

Ci

Input

capacitance

2 V to 6 V

10

10

pF

CO

Output

capacitance

3-state

20

20

pF

6.6 Switching Characteristics

over operating free-air temperature range (unless otherwise noted)

PARAMETER

FROM

TO

CONDITIONS

VCC

Operating free-air temperature (TA)

UNIT

25°C

–40°C to 125°C

MIN

TYP

MAX

MIN

TYP

MAX

tpd

Propagation delay

A

Y

CL = 50 pF

2 V

100

150

ns

4.5 V

20

30

6 V

17

26

CL = 15 pF

5 V

8

ten

Enable time

OE

Y

CL = 50 pF

2 V

125

190

ns

4.5 V

25

38

6 V

21

32

CL = 15 pF

5 V

10

tdis

Disable time

OE

Y

CL = 50 pF

2 V

125

190

ns

4.5 V

25

38

6 V

21

32

CL = 15 pF

5 V

10

tt

Transition-time

Y

CL = 50 pF

2 V

60

90

ns

4.5 V

12

18

6 V

10

15