74HC193D NXP Semiconductors, 74HC193D Datasheet - Page 22

• Manufacturer Part Number: 74HC193D
• Description: Counter ICs 4BIT COUNTR U/D SYNC
• Manufacturer: NXP Semiconductors

Specifications of 74HC193D

• Counter Type: Binary Counters
• Logic Family: 74HC
• Number Of Bits: 4
• Counting Method: Synchronous
• Counting Sequence: Up/Down
• Operating Supply Voltage: 2 V to 6 V
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SO-24
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 74HC193D,652

NXP Semiconductors
12. Application information
74HC_HCT193_3
Product data sheet
Fig 17. Application for cascaded up/down counter with parallel load
asynchronous
parallel load
down clock
up clock
reset
CPU
CPD
PL
D0 D1 D2 D3
Q0 Q1 Q2 Q3
Rev. 03 — 23 May 2007
IC1
TCU
TCD
Presettable synchronous 4-bit binary up/down counter
MR
data output
data input
CPU
CPD
PL
D0 D1 D2 D3
Q0 Q1 Q2 Q3
IC2
74HC193; 74HCT193
001aag420
TCU
TCD
MR
carry
borrow
© NXP B.V. 2007. All rights reserved.
22 of 29