74F160A(1999) View Datasheet(PDF) - Fairchild Semiconductor

Part Name

Description

MFG CO.

74F160A
(Rev.:1999)

Synchronous Presettable BCD Decade Counter

Fairchild Semiconductor 

Logic Symbols

74F160A

IEEE/IEC

74F162A

74F160A

Unit Loading/Fan Out

74F162A

Pin Names

Description

U.L.

Input IIH/IIL

HIGH/LOW Output IOH/IOL

CEP

Count Enable Parallel Input

1.0/1.0 20 µA/−0.6 mA

CET

Count Enable Trickle Input

1.0/2.0 20 µA/−1.2 mA

CP

Clock Pulse Input (Active Rising Edge)

1.0/1.0 20 µA/−0.6 mA

MR (74F160A) Asynchronous Master Reset Input (Active LOW) 1.0/1.0 20 µA/−0.6 mA

SR (74F162A) Synchronous Reset Input (Active LOW)

1.0/2.0 20 µA/−1.2 mA

P0–P3

PE

Parallel Data Inputs

Parallel Enable Input (Active LOW)

1.0/1.0

1.0/2.0

20 µA/−0.6 mA

20 µA/−1.2 mA

Q0–Q3

TC

Flip-Flop Outputs

Terminal Count Output

50/33.3

50/33.3

−1 mA/20 mA

−1 mA/20 mA

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