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54ABT16244

National Semiconductor
Part Number 54ABT16244
Manufacturer National Semiconductor
Description 16-Bit Buffer/Line Driver
Published Apr 1, 2005
Detailed Description 54ABT16244 16-Bit Buffer/Line Driver with TRI-STATE Outputs July 1998 54ABT16244 16-Bit Buffer/Line Driver with TRI-ST...
Datasheet PDF File 54ABT16244 PDF File

54ABT16244
54ABT16244

Overview
54ABT16244 16-Bit Buffer/Line Driver with TRI-STATE Outputs July 1998 54ABT16244 16-Bit Buffer/Line Driver with TRI-STATE ® Outputs General Description The ’ABT16244 contains sixteen non-inverting buffers with TRI-STATE outputs designed to be employed as a memory and address driver, clock driver, or bus oriented transmitter/ receiver.
The device is nibble controlled.
Individual TRI-STATE control inputs can be shorted together for 8-bit or 16-bit operation.
n Guaranteed output skew n Guaranteed multiple output switching specifications n Output switching specified for both 50 pF and 250 pF loads n Guaranteed simultaneous switching noise level and dynamic threshold performance n Guaranteed latchup protection n High impedance glitch free bus loading during entire power up and power down cycle n Non-destructive hot insertion capability n Standard Microcircuit Drawing (SMD) 5962-9317402 Features n Separate control logic for each nibble n 16-bit version of the ’ABT244 n Outputs sink capability of 48 mA, source capability of 24 mA Ordering Code: Military 54ABT16244W-QML Package Number WA48A 48-Lead Cerpack Package Description Logic Symbol Connection Diagram Pin Assignment for Cerpack DS100223-1 Pin Description Pin Names OEn I0–I15 O0–O15 Inputs Outputs Description Output Enable Inputs (Active Low) DS100223-2 TRI-STATE ® is a registered trademark of National Semiconductor Corporation.
© 1998 National Semiconductor Corporation DS100223 www.
national.
com Functional Description The ’ABT16244 contains sixteen non-inverting buffers with TRI-STATE outputs.
The device is nibble (4 bits) controlled with each nibble functioning identically, but independent of the other.
The control pins can be shorted together to obtain full 16-bit operation.
Truth Tables Inputs OE1 L L H Inputs OE3 L L H H = High Voltage Level L = Low Voltage Level X = Immaterial Z = High Impedance Inputs Outputs I0–I3 L H X O0–O3 L H Z Inputs Outputs I8–I11 L H X O8–O11 L H Z OE4 L L H I12–I15 L H X ...


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