74HC74BQ,115 데이터 시트보기 (PDF) - NXP Semiconductors.

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74HC74BQ,115

Dual D-type flip-flop with set and reset; positive edge-trigger

NXP Semiconductors. 

NXP Semiconductors

74HC74; 74HCT74

Dual D-type flip-flop with set and reset; positive edge-trigger

5. Pinning information

5.1 Pinning

5' 

' 

&3 

6' 

4 

4 

*1' 

+&

+&7

 9&&

 5'

 '

 &3

 6'

 4

 4

DDD

Fig 5. Pin configuration for DIP14, SO14 and (T)SSOP14

+&

+&7

WHUPLQDO 

LQGH[ DUHD

'

&3 

6' 

4 

4 

*1'

 5'

 '

 &3

 6'

 4

DDD

7UDQVSDUHQW WRS YLHZ

(1) This is not a supply pin. The substrate is attached to

this pad using conductive die attach material. There

is no electrical or mechanical requirement to solder

this pad. However, if it is soldered, the solder land

should remain floating or be connected to GND.

Fig 6. Pin configuration for DHVQFN14

5.2 Pin description

Table 2.

Symbol

1RD

1D

1CP

1SD

1Q

1Q

GND

2Q

2Q

2SD

2CP

2D

2RD

VCC

Pin description

Pin

1

2

3

4

5

6

7

8

9

10

11

12

13

14

Description

asynchronous reset-direct input (active LOW)

data input

clock input (LOW-to-HIGH, edge-triggered)

asynchronous set-direct input (active LOW)

output

complement output

ground (0 V)

complement output

output

asynchronous set-direct input (active LOW)

clock input (LOW-to-HIGH, edge-triggered)

data input

asynchronous reset-direct input (active LOW)

supply voltage

74HC_HCT74

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 4 — 27 August 2012

© NXP B.V. 2012. All rights reserved.

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