74hct40104 NXP Semiconductors, 74hct40104 Datasheet - Page 3

• Manufacturer Part Number: 74hct40104
• Description: 4-bit Bidirectional Universal Shift Register; 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
PIN DESCRIPTION
December 1990
PIN NO.
1
2
3, 4, 5, 6
7
8
9, 10
11
15, 14, 13, 12
16
4-bit bidirectional universal shift register;
3-state
Fig.1 Pin configuration.
SYMBOL
OE
D
D
D
GND
S
CP
Q
V
0
CC
SR
0
SL
0
, S
to D
to Q
1
3
3
Fig.2 Logic symbol.
NAME AND FUNCTION
3-state output enable input (active HIGH)
serial data shift-right input
parallel data inputs
serial data shift-left input
ground (0 V)
mode control inputs
clock input (LOW-to-HIGH, edge-triggered)
3-state parallel outputs
positive supply voltage
3
Fig.3 IEC logic symbol.
74HC/HCT40104
Product specification