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14-SO
Integrated Circuits (ICs)

SN74AS74ANSR

Active
Texas Instruments

DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH PRESET AND CLEAR

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14-SO
Integrated Circuits (ICs)

SN74AS74ANSR

Active
Texas Instruments

DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH PRESET AND CLEAR

Technical Specifications

Parameters and characteristics for this part

SpecificationSN74AS74ANSR
Clock Frequency105 MHz
Current - Output High, Low [custom]20 mA
Current - Output High, Low [custom]2 mA
Current - Quiescent (Iq)16 mA
FunctionReset, Set(Preset)
Max Propagation Delay @ V, Max CL9 ns
Mounting TypeSurface Mount
Number of Bits per Element1
Number of Elements2
Operating Temperature [Max]70 °C
Operating Temperature [Min]0 °C
Output TypeComplementary
Package / Case14-SOIC
Package / Case [x]0.209 "
Package / Case [y]5.3 mm
Supplier Device Package14-SO
Trigger TypePositive Edge
TypeD-Type
Voltage - Supply [Max]5.5 V
Voltage - Supply [Min]4.5 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyCut Tape (CT) 1$ 1.55
10$ 1.39
25$ 1.31
100$ 1.12
250$ 1.05
500$ 0.92
1000$ 0.76
Digi-Reel® 1$ 1.55
10$ 1.39
25$ 1.31
100$ 1.12
250$ 1.05
500$ 0.92
1000$ 0.76
Tape & Reel (TR) 2000$ 0.71
4000$ 0.82
6000$ 0.68
10000$ 0.66
Texas InstrumentsLARGE T&R 1$ 1.47
100$ 1.13
250$ 0.83
1000$ 0.60

Description

General part information

SN74AS74A Series

These devices contain two independent positive-edge-triggered D-type flip-flops. A low level at the preset () or clear () inputs sets or resets the outputs regardless of the levels of the other inputs. Whenandare inactive (high), data at the data (D) input meeting the setup-time requirements are transferred to the outputs on the positive-going edge of the clock (CLK) pulse. Clock triggering occurs at a voltage level and is not directly related to the rise time of CLK. Following the hold-time interval, data at the D input can be changed without affecting the levels at the outputs.

The SN54ALS74A and SN54AS74A are characterized for operation over the full military temperature range of -55°C to 125°C. The SN74ALS74A and SN74AS74A are characterized for operation from 0°C to 70°C.

These devices contain two independent positive-edge-triggered D-type flip-flops. A low level at the preset () or clear () inputs sets or resets the outputs regardless of the levels of the other inputs. Whenandare inactive (high), data at the data (D) input meeting the setup-time requirements are transferred to the outputs on the positive-going edge of the clock (CLK) pulse. Clock triggering occurs at a voltage level and is not directly related to the rise time of CLK. Following the hold-time interval, data at the D input can be changed without affecting the levels at the outputs.