Datasheet

SN54HC595
SN74HC595
SCLS041H –DECEMBER 1982–REVISED NOVEMBER 2009 www.ti.com
ORDERING INFORMATION
(1)
T
A
PACKAGE
(2)
ORDERABLE PART NUMBER TOP-SIDE MARKING
PDIP − N Tube of 25 SN74HC595N SN74HC595N
Tube of 40 SN74HC595D
SOIC − D Reel of 2500 SN74HC595DR HC595
Reel of 250 SN74HC595DT
Tube of 40 SN74HC595DW
–40°C to 85°C SOIC − DW HC595
Reel of 2000 SN74HC595DWR
SOP − NS Reel of 2000 SN74HC595NSR HC595
SSOP − DB Reel of 2000 SN74HC595DBR HC595
Tube of 90 SN74HC595PW
TSSOP – PW HC595
Reel of 2000 SN74HC595PWR
CDIP − J Tube of 25 SNJ54HC595J SNJ54HC595J
–55°C to 125°C CFP − W Tube of 150 SNJ54HC595W SNJ54HC595W
LCCC − FK Tube of 55 SNJ54HC595FK SNJ54HC595FK
(1) For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI
web site at www.ti.com.
(2) Package drawings, thermal data, and symbolization are available at www.ti.com/packaging.
Table 1. FUNCTION TABLE
INPUTS
FUNCTION
SER SRCLK SRCLR RCLK OE
X X X X H Outputs Q
A
−Q
H
are disabled.
X X X X L Outputs Q
A
−Q
H
are enabled.
X X L X X Shift register is cleared.
First stage of the shift register goes low.
L ↑ H X X
Other stages store the data of previous stage, respectively.
First stage of the shift register goes high.
H ↑ H X X
Other stages store the data of previous stage, respectively.
X X X ↑ X Shift-register data is stored in the storage register.
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