DM74LS163A - Synchronous 4-Bit Binary Counters

These synchronous, presettable counters feature an internal carry look-ahead for application in high-speed counting designs.

T he D M74LS161A a nd D M74LS163A ar e 4- bit binary counters.

• s Synchronously programmable s Internal look-ahead for fast counting s Carry output for n-bit cascading s Synchronous counting s Load control line s Diode-clamped inputs s Typical propagation time, clock to Q output 14 ns s Typical clock frequency 32 MHz s Typical power dissipation 93 mW Ordering Code: Order Number DM74LS161AM DM74LS161AN DM74LS163AM DM74LS163AN Package Number M16A N16E M16A N16E Package.