SN54LS668, SN54LS669, SN74LS668, SN74LS669
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
SDLS192 – APRIL 1977 – REVISED MARCH 1988
1
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
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.
SN54LS668, SN74LS668
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
SDLS192 – APRIL 1977 – REVISED MARCH 1988
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
SN54LS669, SN74LS669
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
SDLS192 – APRIL 1977 – REVISED MARCH 1988
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
SN54LS668, SN74LS668
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
SDLS192 – APRIL 1977 – REVISED MARCH 1988
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265