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Electrical Characteristics

Timing Requirements

SN54LVC74A, SN74LVC74A

DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOPS

WITH CLEAR AND PRESET

SCAS287S – JANUARY 1993 – REVISED MAY 2005

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

SN54LVC74A

SN74LVC74A

PARAMETER

TEST CONDITIONS

UNIT

MAX

MAX

1.65 V to 3.6 V

2.7 V to 3.6 V

1.65 V

1.2

2.3 V

1.7

V

2.7 V

2.2

2.2

3 V

2.4

2.4

3 V

2.2

2.2

1.65 V to 3.6 V

0.2

2.7 V to 3.6 V

0.2

1.65 V

0.45

V

2.3 V

0.7

2.7 V

0.4

0.4

3 V

0.55

0.55

3.6 V

±5

±5

µA

3.6 V

10

10

µA

∆I

CC

2.7 V to 3.6 V

500

500

µA

3.3 V

5

5

pF

(1)

over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)

SN54LVC74A

UNIT

± 0.3 V

MIN

MAX

MIN

MAX

Clock frequency

83

100

MHz

PRE or CLR low

3.3

3.3

Pulse duration

ns

CLK high or low

3.3

3.3

Data

3.4

3

Setup time before CLK

↑

ns

PRE or CLR inactive

2.2

2

Hold time, data after CLK

↑

1

1

ns

4