6

SN54LVC04A, SN74LVC04A

SCAS281T – JANUARY 1993 – REVISED NOVEMBER 2016

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Copyright © 1993–2016, Texas Instruments Incorporated

Recommended Operating Conditions (continued)

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

(1)

MIN

MAX

UNIT

IOL

Low-level output current

VCC = 1.65 V, SN74LVC04A only

4

mA

VCC = 2.3 V, SN74LVC04A only

8

VCC = 2.7 V

12

VCC = 3 V

24

(1)

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

report.

6.4 Thermal Information – SN54LVC04A

THERMAL METRIC(1)

SN54LVC04A

UNIT

J (CDIP)

W (CFP)

FK (LCCC)

14 PINS

14 PINS

20 PINS

RθJA

Junction-to-ambient thermal resistance

92

158.2

85

°C/W

RθJC(top)

Junction-to-case (top) thermal resistance

55.1

88.7

62.5

°C/W

RθJB

Junction-to-board thermal resistance

80.5

156.5

61.2

°C/W

ψJT

Junction-to-top characterization parameter

40.2

58.5

55.8

°C/W

ψJB

Junction-to-board characterization parameter

74.2

135.5

61.2

°C/W

RθJC(bot)

Junction-to-case (bottom) thermal resistance

25.3

15.3

10.4

°C/W

(1)

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

report.

6.5 Thermal Information – SN74LVC04A

THERMAL METRIC(1)

SN74LVC04A

UNIT

D

(SOIC)

DB

(SSOP)

DGV

(TVSOP)

NS

(SOP)

PW

(TSSOP)

RGY

(VQFN)

14 PINS

14 PINS

14 PINS

14 PINS

14 PINS

14 PINS

RθJA

Junction-to-ambient thermal

resistance

105.7

113.1

142.7

95.4

129.5

63.2

°C/W

RθJC(top)

Junction-to-case (top) thermal

resistance

50.8

65.1

61.9

53.2

57.9

61

°C/W

RθJB

Junction-to-board thermal resistance

46.1

60.5

72.1

54.2

71.3

39.1

°C/W

ψJT

Junction-to-top characterization

parameter

8.2

29.1

10.1

21.9

9.9

5.2

°C/W

ψJB

Junction-to-board characterization

parameter

45.6

60

71.4

53.8

70.7

39.1

°C/W

RθJC(bot)

Junction-to-case (bottom) thermal

resistance

—

—

—

—

—

20.3

°C/W