4.3 Thermal Information

THERMAL METRIC(1)

SN74AC11

UNIT

BQA

(WQFN)

D (SOIC)

DB (SSOP)

N (PDIP)

NS (SOP)

PW (TSSOP)

14 PINS

14 PINS

14 PINS

14 PINS

14 PINS

14 PINS

RθJA

Junction-to-ambient thermal

resistance

91.3

119.9

96

80

76

145.7

°C/W

(1)

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

report.

4.4 Electrical Characteristics

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

PARAMETER

TEST CONDITIONS

VCC

TA = 25°C

SN54AC11

SN74AC11

UNIT

MIN

TYP

MAX

MIN

MAX

MIN

MAX

VOH

IOH = –50 µA

3V

2.9

2.99

2.9

2.9

V

4.5V

4.4

4.49

4.4

4.4

5.5V

5.4

5.49

5.4

5.4

IOH = –12 mA

3V

2.56

2.4

2.46

IOH = –24 mA

4.5V

3.86

3.7

3.76

5.5V

4.86

4.7

4.76

IOH = –50 mA

(1)

5.5V

3.85

IOH = –75 mA

(1)

5.5V

3.85

VOL

IOL = 50 µA

3V

0.002

0.1

0.1

0.1

V

4.5V

0.001

0.1

0.1

0.1

5.5V

0.001

0.1

0.1

0.1

IOL = 12 mA

3V

0.36

0.5

0.44

IOL = 24 mA

4.5V

0.36

0.5

0.44

5.5V

0.36

0.5

0.44

IOL = 50 mA

(1)

5.5V

1.65

IOL = 75 mA

(1)

5.5V

1.65

II

VI = VCC or GND

5.5V

±0.1

±1

±1

µA

ICC

VI = VCC or

GND,

IO = 0

5.5V

2

40

20

µA

Ci

VI = VCC or GND

5V

2.6

pF

(1)

Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms.

4.5 Switching Characteristics, VCC = 3.3V ± 0.3V

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

Voltage Waveforms)

PARAMETER

FROM (INPUT)

TO (OUTPUT)

TA = 25°C

SN54AC11

SN74AC11

UNIT

MIN

TYP

MAX

MIN

MAX

MIN

MAX

tPLH

A, B, or C

Y

1.5

5.5

9.5

1

11

1

10

ns

tPHL

1.5

5.5

8.5

1

10.5

1

9.5

SN54AC11, SN74AC11

SCAS532F – AUGUST 1995 – REVISED FEBRUARY 2025

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