54HC74 データシートの表示（PDF） - Motorola => Freescale

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54HC74

DUAL D FLIP-FLOP WITH SET AND RESET

Motorola => Freescale 

MC54/74HC74A

SWITCHING WAVEFORMS

tf

tr

tw

VCC

CLOCK

90%

50%

VCC

SET OR

50%

RESET

GND

10%

GND

tPHL

tw

1/fmax

Q OR Q

50%

Q or Q

90%

50%

10%

tPLH

tTLH

tPHL

tTHL

Q OR Q

tPLH

50%

trec

Figure 1.

CLOCK

VCC

50%

GND

Figure 2.

DATA

CLOCK

VALID

50%

tsu

th

50%

Figure 3.

4, 10

SET

2, 12

DATA

1, 13

RESET

TEST POINT

VCC

OUTPUT

GND

DEVICE

UNDER

VCC

TEST

CL*

GND

* Includes all probe and jig capacitance

Figure 4.

EXPANDED LOGIC DIAGRAM

3, 11

CLOCK

5, 9

Q

6, 8

Q

MOTOROLA

3–4

High–Speed CMOS Logic Data

DL129 — Rev 6

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