74ABT244 General Description
The ABT244 is an octal buffer and line driver with 3-STATE outputs designed to be employed as a memory and address driver, clock driver, or bus-oriented transmitter/ receiver.
74ABT244 Maximum Ratings
Storage Temperature -65to +150
Ambient Temperature under Bias -55 to +125
Junction Temperature under Bias -55 to +150
VCC Pin Potential to Ground Pin -0.5V to+7.0V
Input Voltage (Note 3) -0.5V to +7.0V
Input Current (Note 3) -30 mA to +5.0 mA
Voltage Applied to Any Output
in the Disabled or
Power-Off State -0.5V to 5.5V
in the HIGH State -0.5V to VCC
Current Applied to Output
in LOW State (Max) twice the rated IOL (mA)
DC Latchup Source Current -500 mA
Over Voltage Latchup (I/O) 10V
74ABT244 Features
Non-inverting buffers
Output sink capability of 64 mA, source capability of 32 mA
Guaranteed output skew
Guaranteed multiple output switching specifications
Output switching specified for both 50 pF and 250 pF loads
Guaranteed simultaneous switching, noise level and dynamic threshold performance
Guaranteed latchup protection
High impedance glitch free bus loading during entire power up and power down cycle
Nondestructive hot insertion capability
Disable time less than enable time to avoid bus contention
74ABT244 Connection Diagram
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