See datasheet for actual packaging/pinout drawings

Packaging

Package | PIN:

DW | 20

Temp:

Q (-40 to 125)

ECO Plan:

Green (RoHS & no Sb/Br)

SN74AHC244QDWRQ1


Automotive Catalog Octal Buffers/Drivers With 3-State Outputs

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Texas Instruments SN74AHC244QDWRQ1

This octal buffer/driver is designed specifically to improve the performance and density of 3-state memory-address drivers, clock drivers, and bus-oriented receivers and transmitters.

The SN74AHC244 is organized as two 4-bit buffers/line drivers with separate output-enable (OE) inputs. When OE is low, the device passes data from the A inputs to the Y outputs. When OE is high, the outputs are in the high-impedance state.

To ensure the high-impedance state during power up or power down, OE should be tied to VCC through a pullup resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.

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