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HD74LS393
Dual 4-bit Binary Counters
REJ03D0486–0200 Rev.2.00
Feb.18.2005
This circuit contains eight master-slave flip-flops and additional gating to implement two individual four-bit counters. The HD74LS393 comprises two independent four-bit binary counters each having a clear and a clock input.
N-bit binary counter can be implemented with each package providing the capability of divide-by-258.
Features
• Ordering Information
Part Name
Package Type
Package Code (Previous Code)
Package Abbreviation
HD74LS393P
DILP-14 pin
PRDP0014AB-B (DP-14AV)
P
HD74LS393FPEL SOP-14 pin (JEITA)
PRSP0014DF-B (FP-14DAV)
FP
HD74LS393RPEL SOP-14 pin (JEDEC)
PRSP0014DE-A (FP-14DNV)
RP
Note: Please consult the sales office for the above package availability.