SN74LVC827A

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SCAS306K – MARCH 1993 – REVISED DECEMBER 2014

7.3 Recommended Operating Conditions

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

(1)

MIN

MAX

UNIT

Operating

1.65

3.6

Supply voltage

V

Data retention only

1.5

High-level input voltage

1.7

V

2

Low-level input voltage

0.7

V

0.8

Input voltage

0

5.5

V

High or low state

0

Output voltage

V

3-state

0

5.5

–4

–8

High-level output current

mA

–12

–24

4

8

Low-level output current

mA

12

24

Δt/Δv

Input transition rise or fall rate

10

ns/V

Operating free-air temperature

–40

125

°C

(1)

Implications of Slow or Floating CMOS Inputs (SCBA004).

7.4 Thermal Information

SN74LVC827A

DB

DGV

DW

PW

UNIT

24 PINS

Junction-to-ambient thermal resistance

75.5

89.4

65.1

88.9

Junction-to-case (top) thermal resistance

36.9

22.1

33.3

20.7

Junction-to-board thermal resistance

33.1

42.8

34.7

43.4

°C/W

Junction-to-top characterization parameter

7.6

0.5

9.4

0.5

Junction-to-board characterization parameter

32.7

42.4

34.3

42.9

Junction-to-case (bottom) thermal resistance

—

—

—

—

(1)

For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report (SPRA953).

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