2003 Jun 25 4
Philips Semiconductors Product specification
8-bit serial-in, serial or parallel-out shift
register with output latches; 3-state
74HC595; 74HCT595
PINNING
PIN SYMBOL DESCRIPTION
1 Q1 parallel data output
2 Q2 parallel data output
3 Q3 parallel data output
4 Q4 parallel data output
5 Q5 parallel data output
6 Q6 parallel data output
7 Q7 parallel data output
8 GND ground (0 V)
9 Q7’ serial data output
10
MR master reset (active LOW)
11 SH_CP shift register clock input
12 ST_CP storage register clock input
13
OE output enable (active LOW)
14 DS serial data input
15 Q0 parallel data output
16 V
CC
positive supply voltage
handbook, halfpage
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q7'
Q0
DS
GND
ST_CP
SH_CP
V
CC
OE
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
595
MLA001
MR
Fig.1 Pin configuration DIP16, SO16 and
(T)SSOP16.
handbook, halfpage
116
GND
(1)
Q1
V
CC
8
2
3
4
5
7
Q2
Q3
Q4
Q5
Q6
15
14
13
12
10
611
9
GND
Top view
MBL893
Q7
Q7'
MR
SH_CP
ST_CP
OE
DS
Q0
Fig.2 Pin configuration DHVQFN16.
(1) The die substrate is attached to this pad using conductive die
attach material. It can not be used as a supply pin or input.
