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Part Number DM74LS191
Description Synchronous 4-Bit Up/Down Counters
Info DM54LS190 DM74LS190 DM54LS191 DM74LS191 Synchronou.
Manufacture National Semiconductor
for PC Download DM74LS191 Datasheet



Part Number DM74LS191
Description Synchronous 4-Bit Up/Down Counter
Info DM74LS191 Synchronous 4-Bit Up/Down Counter with M.
Manufacture Fairchild Semiconductor
for PC Download DM74LS191 Datasheet



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