DM54LS190/DM74LS190, DM54LS191/DM74LS191 Synchronous 4-Bit Up/Down Counters w ith Mode Control
&
National
Semiconductor
May 1989
DM54LS190/DM74LS190, DM54LS191/DM74LS191 Synchronous 4-B
Scan
No
Unknown
Obsolete
Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
