5.4 Thermal Information

THERMAL METRIC(1)

SN74AC04

UNIT

BQA

(WQFN)

D

(SOIC)

DB

(SSOP)

N

(PDIP)

NS

(SOP)

PW

(TSSOP)

14 PINS

RθJA

Junction-to-ambient thermal resistance

93.4

89.9

96

80

92.4

148

°C/W

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report, SPRA953.

5.5 Electrical Characteristics

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

PARAMETER

TEST CONDITIONS

VCC

TA = 25°C

SN54AC04

SN74AC04

UNIT

MIN

TYP

MAX

MIN

MAX

MIN

MAX

VOH

IOH = –50 µA

3 V

2.9

2.99

2.9

2.9

V

4.5 V

4.4

4.49

4.4

4.4

5.5 V

5.4

5.49

5.4

5.4

IOH = −12 mA

3 V

2.56

2.4

2.46

IOH = –24 mA

4.5 V

3.86

3.7

3.76

5.5 V

4.86

4.7

4.76

IOH = –50 mA(1)

5.5 V

3.85

IOH = –75 mA(1)

5.5 V

3.85

VOL

IOL = 50 µA

3 V

0.002

0.1

0.1

0.1

V

4.5 V

0.001

0.1

0.1

0.1

5.5 V

0.001

0.1

0.1

0.1

IOL = 12 mA

3 V

0.36

0.5

0.44

IOL = 24 mA

4.5 V

0.36

0.5

0.44

5.5 V

0.36

0.5

0.44

IOL = 50 mA(1)

5.5 V

1.65

IOL = 75 mA(1)

5.5 V

1.65

II

VI = VCC or GND

5.5 V

±0.1

±1

±1

µA

ICC

VI = VCC or GND,

IO = 0

5.5 V

2

40

20

µA

Ci

VI = VCC or GND

2.8

pF

(1)

Not more than one output should be tested at a time, and the duration of the test should not exceed 2 ms.

5.6 Switching Characteristics

over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Load Circuit and

Voltage Waveforms )

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

TA = 25°C

SN54AC04

SN74AC04

UNIT

MIN

TYP

MAX

MIN

MAX

MIN

MAX

tPLH

A

Y

1.5

4.5

9

1

11

1

10

ns

tPHL

1.5

4.5

8.5

1

10

1

9.5

5.7 Operating Characteristics

VCC = 5 V, TA = 25°C

PARAMETER

TEST CONDITIONS

TYP UNIT

Cpd

Power dissipation capacitance

CL = 50 pF

f = 1 MHz

45

pF

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SN54AC04, SN74AC04

SCAS519G – JULY 1995 – REVISED JULY 2024

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