HD74HC74T(2008) 데이터 시트보기 (PDF) - Renesas Electronics

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HD74HC74T
(Rev.:2008)

Dual D-type Flip-Flops (with Preset and Clear)

Renesas Electronics 

HD74HC74

Pin Arrangement

1CLR 1

1D 2

1CK 3

1PR 4

1Q 5

1Q 6

GND 7

CK D

PR CLR

QQ

D CK

CLR PR

QQ

(Top view)

14 VCC

13 2CLR

12 2D

11 2CK

10 2PR

9 2Q

8 2Q

Logic Diagram (1/2)

PR

Q

CLR

CK

# CK

Q

D

# CK

CK

CK

CK

#

CK

#

CK

CK

CK

#

CK

Absolute Maximum Ratings

Item

Symbol

Ratings

Unit

Supply voltage range

Input / Output voltage

Input / Output diode current

Output current

VCC, GND current

Power dissipation

Storage temperature

VCC

Vin, Vout

IIK, IOK

IO

ICC or IGND

PT

Tstg

–0.5 to 7.0

V

–0.5 to VCC +0.5

V

±20

mA

±25

mA

±50

mA

500

mW

–65 to +150

°C

Note: The absolute maximum ratings are values, which must not individually be exceeded, and furthermore, no two of

which may be realized at the same time.

REJ03D0549-0300 Rev.3.00 Oct 27, 2008

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