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

MIN

NOM

MAX

UNIT

TA

Operating free-air temperature

–55

125

°C

6.4 Thermal Information

THERMAL METRIC(1)

CD74HC30

UNIT

N (PDIP)

D (SOIC)

NS (SOP)

PW (TSSOP)

14 PINS

14 PINS

14 PINS

14 PINS

RθJA

Junction-to-ambient thermal

resistance

65.1

133.6

122.6

151.7

°C/W

RθJC(top)

Junction-to-case (top) thermal

resistance

52.9

89.0

81.8

79.4

°C/W

RθJB

Junction-to-board thermal

resistance

44.9

89.5

83.8

94.7

°C/W

ΨJT

Junction-to-top characterization

parameter

32.4

45.5

45.4

25.2

°C/W

ΨJB

Junction-to-board characterization

parameter

44.6

89.1

83.4

94.1

°C/W

RθJC(bot)

Junction-to-case (bottom) thermal

resistance

N/A

N/A

N/A

N/A

°C/W

(1)

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

report.

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 85°C

–55°C to 125°C

MIN

TYP

MAX

MIN

TYP

MAX

MIN

TYP

MAX

VOH

High-level

output voltage

VI = VIH or

VIL

IOH = –20

µA

2 V

1.9

1.998

1.9

1.9

V

4.5 V

4.4

4.499

4.4

4.4

6 V

5.9

5.999

5.9

5.9

IOH = –4

mA

4.5 V

3.98

4.3

3.84

3.7

IOH = –5.2

mA

6 V

5.48

5.8

5.34

5.2

VOL

Low-level output

voltage

VI = VIH or

VIL

IOL = 20

µA

2 V

0.002

0.1

0.1

0.1

V

4.5 V

0.001

0.1

0.1

0.1

6 V

0.001

0.1

0.1

0.1

IOL = 4 mA 4.5 V

0.17

0.26

0.33

0.4

IOL = 5.2

mA

6 V

0.15

0.26

0.33

0.4

II

Input leakage

current

VI = VCC or 0

6 V

±0.1

±1

±1

µA

ICC

Supply current

VI = VCC or

0

IO = 0

6 V

2

20

40

µA

Ci

Input

capacitance

5 V

3

10

10

10

pF

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CD74HC30, CD54HC30

SCHS121E – AUGUST 1997 – REVISED APRIL 2021

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