4.5 Electrical Characteristics

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

PARAMETER

TEST CONDITIONS(1)

VCC

TA = 25oC

MIN

MAX

UNIT

MIN

TYP

MAX

VOH

VI = VIH or VIL

IOH = – 20µA

2

1.9

1.998

1.9

V

4.5

4.4

4.499

4.4

6

5.9

5.999

5.9

IOH = −6 mA

4.5

3.98

4.3

3.7

IOH = −7.8

mA

6

5.48

5.8

5.2

VOL

VI = VIH or VIL

IOL = 20µA

2

0.002

0.1

0.1

V

4.5

0.001

0.1

0.1

6

0.001

0.1

0.1

IOL = 6mA

4.5

0.17

0.26

0.4

IOL = 7.8mA

6

0.15

0.26

0.4

II

VI = VCC or 0

6

±0.1

±100

±1000

nA

IOZ

VO = VCC or 0

6

±0.01

±0.5

±10

µA

ICC

VI = VCC or 0 IO = 0

6

8

160

µA

Ci

2 to 6

3

10

10

pF

(1)

VI = VIH or VIL, unless otherwise noted.

4.6 Switching Characteristics, CL = 50pF

over operating free-air temperature range, CL = 50pF (unless otherwise noted) (see Load Circuit and Voltage Waveforms)

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC

TA = 25oC

MIN

MAX UNIT

MIN

TYP

MAX

tpd

A or B

Any Y

2

62

150

225

ns

4.5

19

30

45

6

16

26

38

Data

(Any C)

Y

2

54

126

210

4.5

16

28

42

6

13

23

36

ten

OE

Y

2

28

100

150

ns

4.5

11

20

30

6

9

17

26

tdis

OE

Y

2

21

135

203

ns

4.5

14

30

45

6

12

35

38

tt

Y

2

28

60

90

ns

4.5

8

12

18

6

6

10

15

www.ti.com

SN74HC253-Q1

SCLS519B – JULY 2003 – REVISED JANUARY 2025

Copyright © 2025 Texas Instruments Incorporated

Submit Document Feedback

5

Product Folder Links: SN74HC253-Q1