HD74LV74 View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name

Description

Manufacturer

HD74LV74

Dual D–type Flip Flops with Preset and Clear

Hitachi -> Renesas Electronics 

HD74LV74A

Switching Characteristics (cont)

• VCC = 3.3 ± 0.3 V

Item

Maximum

clock

frequency

Symbol

tmax

Propagation tPLH

delay time

tPHL

Setup time

tsu

Hold time

th

Pulse width tw

Ta = 25°C

Ta = –40 to 85°C

Min Typ Max Min Max

80 140 — 70

—

Unit

MHz

50 90 — 45

—

— 6.9 12.3 1.0

14.5

ns

— 7.9 11.9 1.0

14.0

— 9.2 15.8 1.0

18.0

— 10.2 15.4 1.0

17.5

6.0 — — 7.0

—

ns

5.0 — — 5.0

—

0.5 — — 0.5

—

ns

6.0 — — 7.0

—

ns

6.0 — — 7.0

—

Test Conditions

CL = 15 pF

FROM

(Input)

TO

(Output)

CL = 50 pF

CL = 15 pF

CL = 50 pF

PRE/CLR Q or Q

CLK

PRE/CLR Q or Q

CLK

Data

PRE or CLR inactive

PRE or CLR “L”

CLK “H” or “L”

8

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