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74AHCT595 数据手册 - NXP(恩智浦)
制造商:
NXP(恩智浦)
描述:
NPN通用晶体管双输出锁存器;三态 NPN general-purpose double transistors output latches; 3-state
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74AHCT595数据手册
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74AHC_AHCT595_4 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 04 — 11 August 2009 4 of 21
NXP Semiconductors
74AHC595; 74AHCT595
8-bit serial-in/serial-out or parallel-out shift register with output latches
6. Pinning information
6.1 Pinning
6.2 Pin description
Fig 5. Pin configuration SO16 and TSSOP16 Fig 6. Pin configuration DHVQFN16
74AHC595
74AHCT595
Q1 V
CC
Q2 Q0
Q3 DS
Q4 OE
Q5 STCP
Q6 SHCP
Q7 MR
GND Q7S
001aae538
1
2
3
4
5
6
7
8
10
9
12
11
14
13
16
15
001aae483
74AHC595
74AHCT595
Q7 MR
Q6 SHCP
Q5 STCP
Q4 OE
Q3 DS
Q2 Q0
GND
Q7S
Q1
V
CC
Transparent top view
7 10
6 11
5 12
4 13
3 14
2 15
8
9
1
16
terminal 1
index area
Table 2. Pin description
Symbol Pin Description
Q1 1 parallel data output 1
Q2 2 parallel data output 2
Q3 3 parallel data output 3
Q4 4 parallel data output 4
Q5 5 parallel data output 5
Q6 6 parallel data output 6
Q7 7 parallel data output 7
GND 8 ground (0 V)
Q7S 9 serial data output
MR 10 master reset (active LOW)
SHCP 11 shift register clock input
STCP 12 storage register clock input
OE 13 output enable input (active LOW)
DS 14 serial data input
Q0 15 parallel data output 0
V
CC
16 supply voltage
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