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74VHCT244A Datasheet - STMicroelectronics

74VHCT244A_STMicroelectronics.pdf

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Datasheet Details

Part number:

74VHCT244A

Manufacturer:

STMicroelectronics ↗

File Size:

63.43 KB

Description:

Octal bus buffer.

74VHCT244A, Octal Bus Buffer

The 74VHCT244A is an advanced high speed CMOS OCTAL BUS BUFFER (3-STATE) fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology.

G output enable governs four BUS BUFFERs.

This device is designed to be used with 3 state memory address drivers, etc.

Power down protecti

® 74VHCT244A OCTAL BUS BUFFER WITH 3 STATE OUTPUTS (NON INVERTED) s s s s s s s s s s HIGH SPEED: tPD = 3.9 ns (TYP.) at VCC = 5V LOW POWER DISSIPATION: ICC = 4 µA (MAX.) at TA = 25 oC COMPATIBLE WITH TTL OUTPUTS: VIH = 2V (MIN), VIL = 0.8V (MAX) POWER DOWN PROTECTION ON INPUTS & OUTPUTS SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 8 mA (MIN) BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL OPERATING VOLTAGE RANGE: VCC (OPR) = 4.5V to 5.5V PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 244 IMPROVED

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