74F193 Fairchild Semiconductor, 74F193 Datasheet

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74F193

Manufacturer Part Number
74F193
Description
Manufacturer
Fairchild Semiconductor
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
74F193N
Manufacturer:
MAXIM
Quantity:
194
Part Number:
74F193PC
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
© 2000 Fairchild Semiconductor Corporation
74F193SC
74F193SJ
(Note 1)
74F193PC
74F193
Up/Down Binary Counter with Separate Up/Down Clocks
General Description
The 74F193 is an up/down modulo-16 binary counter. Sep-
arate Count Up and Count Down Clocks are used, and in
either counting mode the circuits operate synchronously.
The outputs change state synchronously with the LOW-to-
HIGH transitions on the clock inputs. Separate Terminal
Count Up and Terminal Count Down outputs are provided
Ordering Code:
Devices also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code.
Note 1: Device not available in Tape and Reel.
Logic Symbols
Order Number
Package Number
IEEE/IEC
M16A
M16D
N16E
16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow
16-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
16-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide
DS009497
that are used as the clocks for subsequent stages without
extra logic, thus simplifying multi-stage counter designs.
Individual preset inputs allow the circuit to be used as a
programmable counter. Both the Parallel Load (PL) and the
Master Reset (MR) inputs asynchronously override the
clocks.
Connection Diagram
Package Description
April 1988
Revised September 2000
www.fairchildsemi.com

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74F193 Summary of contents

Page 1

... Up/Down Binary Counter with Separate Up/Down Clocks General Description The 74F193 is an up/down modulo-16 binary counter. Sep- arate Count Up and Count Down Clocks are used, and in either counting mode the circuits operate synchronously. The outputs change state synchronously with the LOW-to- HIGH transitions on the clock inputs ...

Page 2

... TC Terminal Count Up (Carry) Output (Active LOW) U Functional Description The 74F193 is a 4-bit binary synchronous up/down (revers- ible) counter. It contains four edge-triggered flip-flops, with internal gating and steering logic to provide master reset, individual preset, count up and count down operations. A LOW-to-HIGH transition on the CP input to each flip-flop causes the output to change state ...

Page 3

Logic Diagram Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays. 3 www.fairchildsemi.com ...

Page 4

Absolute Maximum Ratings Storage Temperature Ambient Temperature under Bias Junction Temperature under Bias V Pin Potential to Ground Pin CC Input Voltage (Note 3) Input Current (Note 5.0 mA Voltage Applied to Output in HIGH State ...

Page 5

AC Electrical Characteristics Symbol Parameter f Maximum Count Frequency MAX t Propagation Delay PLH PHL Propagation Delay PLH PHL U D ...

Page 6

Physical Dimensions inches (millimeters) unless otherwise noted 16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow www.fairchildsemi.com Package Number M16A 6 ...

Page 7

Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 16-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide Package Number M16D 7 www.fairchildsemi.com ...

Page 8

Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 16-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Fairchild does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and Fairchild reserves the right ...

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