74HC597N NXP Semiconductors, 74HC597N Datasheet - Page 4

• Manufacturer Part Number: 74HC597N
• Description: Shift Register Single 8-Bit Serial/Parallel to Serial 16-Pin PDIP Bulk
• Manufacturer: NXP Semiconductors

Specifications of 74HC597N

• Package: 16PDIP
• Logic Function: Shift Register
• Logic Family: HC
• Operation Mode: Serial/Parallel to Serial
• Direction Type: Uni-Directional
• Number Of Element Inputs: 9
• Number Of Elements Per Chip: 1
• Typical Operating Supply Voltage: 5 V
• Operating Temperature: -40 to 125 °C

Philips Semiconductors
FUNCTION TABLE
Notes
1. H = HIGH voltage level
December 1990
ST
no clock edge
X
X
X
8-bit shift register with input flip-flops
CP
L = LOW voltage level
X = don’t care
= LOW-to-HIGH CP transition
Fig.4 Functional diagram.
SH
X
X
X
X
X
CP
PL
X
L
L
L
H
H
MR
X
H
H
L
L
H
FUNCTION
data loaded to input latches
data loaded from inputs to shift register
data transferred from input flip-flops to shift register
invalid logic, state of shift register indeterminate when signals removed
shift register cleared
shift register clocked Q
4
n
= Q
n 1
, Q
0
= D
S
74HC/HCT597
Product specification