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20-TSSOP
Integrated Circuits (ICs)

SN74ABT2244APW

Active
Texas Instruments

8-CH, 4.5-V TO 5.5-V BUFFERS WITH TTL-COMPATIBLE CMOS INPUTS AND 3-STATE OUTPUTS

20-TSSOP
Integrated Circuits (ICs)

SN74ABT2244APW

Active
Texas Instruments

8-CH, 4.5-V TO 5.5-V BUFFERS WITH TTL-COMPATIBLE CMOS INPUTS AND 3-STATE OUTPUTS

Technical Specifications

Parameters and characteristics for this part

SpecificationSN74ABT2244APW
Current - Output High, Low [custom]12 mA
Current - Output High, Low [custom]32 mA
Logic TypeBuffer, Non-Inverting
Mounting TypeSurface Mount
Number of Bits per Element4
Number of Elements2
Operating Temperature [Max]85 °C
Operating Temperature [Min]-40 °C
Output Type3-State
Package / Case20-TSSOP
Package / Case [x]0.173 in
Package / Case [y]4.4 mm
Supplier Device Package20-TSSOP
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$
DigikeyTube 1$ 0.79
10$ 0.71
70$ 0.67
140$ 0.55
280$ 0.52
560$ 0.46
1050$ 0.42
Texas InstrumentsTUBE 1$ 0.83
100$ 0.64
250$ 0.47
1000$ 0.34

Description

General part information

SN74ABT2244A Series

These octal buffers and line drivers are designed specifically to improve both the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. Together with the SN54ABT2240, SN74ABT2240A, and 'ABT2241, these devices provide the choice of selected combinations of inverting and noninverting outputs, symmetrical active-low output-enable (OE\) inputs, and complementary OE and OE\ inputs. These devices feature high fan-out and improved fan-in.

The outputs, which are designed to sink up to 12 mA, include equivalent 25- series resistors to reduce overshoot and undershoot.

When VCCis between 0 and 2.1 V, the device is in the high-impedance state during power up or power down. However, to ensure the high-impedance state above 2.1 V, OE\ should be tied to VCCthrough a pullup resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.