74HC193_13 Datasheet, PDF (22/30 Pages) NXP Semiconductors – Presettable synchronous 4-bit binary up/down counter

NXP Semiconductors
12. Application information
74HC193; 74HCT193
Presettable synchronous 4-bit binary up/down counter
data input
up clock
down clock
asynchronous
parallel load
reset
D0 D1 D2 D3
CPU
TCU
CPD IC1 TCD
PL
MR
Q0 Q1 Q2 Q3
D0 D1 D2 D3
CPU
TCU
CPD IC2 TCD
PL
MR
Q0 Q1 Q2 Q3
carry
borrow
data output
001aag420
Fig 17. Application for cascaded up/down counter with parallel load
74HC_HCT193
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 4 — 24 June 2013
© NXP B.V. 2013. All rights reserved.
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