SN5491A, SN54LS91, SN7491A, SN74LS91
8-BIT SHIFT REGISTERS
SDLS126 – MARCH 1974 – REVISED MARCH 1988 Copyright  1988, Texas Instruments Incorporated PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters. POST OFFICE BOX 655303 DALLAS, TEXAS 75265 1 SN5491A, SN54LS91, SN7491A, SN74LS91
8-BIT SHIFT REGISTERS
SDLS126 – MARCH 1974 – REVISED MARCH 1988 2 POST OFFICE BOX 655303 DALLAS, TEXAS 75265 SN5491A, SN54LS91, SN7491A, SN74LS91
8-BIT SHIFT REGISTERS
SDLS126 – MARCH 1974 – REVISED MARCH 1988 POST OFFICE BOX 655303 DALLAS, TEXAS 75265 3 SN5491A, SN54LS91, SN7491A, SN74LS91
8-BIT SHIFT REGISTERS
SDLS126 – MARCH 1974 – REVISED MARCH 1988 4 POST OFFICE BOX 655303 DALLAS, TEXAS 75265 IMPORTANT NOTICE
Texas Instruments and its subsidiaries (TI) reserve the right to make changes to their products or to discontinue
any product or service without notice, and advise customers to obtain the latest version of relevant information
to verify, before placing orders, that information being relied on is current and complete. All products are sold
subject to the terms and conditions of sale supplied at the time of order acknowledgement, including those
pertaining to warranty, patent infringement, and limitation of liability.
TI warrants performance of its semiconductor products to the specifications applicable at the time of sale in
accordance with TI’s standard warranty. Testing and other quality control techniques are utilized to the extent
TI deems necessary to support this warranty. Specific testing of all parameters of each device is not necessarily
performed, except those mandated by government requirements.
CERTAIN APPLICATIONS USING SEMICONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF
DEATH, PERSONAL INJURY, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE (“CRITICAL …