54abt16245 National Semiconductor Corporation, 54abt16245 Datasheet
54abt16245
Related parts for 54abt16245
54abt16245 Summary of contents
Page 1
... The T/R inputs determine the direc- tion of data flow through the device. The OE inputs disable both the A and B ports by placing them in a high impedance state. Features n Bidirectional non-inverting buffers Military 54ABT16245W-QML Logic Symbol Pin Description Pin Names Description OE Output Enable Input (Active Low) ...
Page 2
Connection Diagram Pin Assignment for Cerpack Functional Description The ’ABT16245 contains sixteen non-inverting bidirectional buffers with TRI-STATE outputs. The device is byte con- trolled with each byte functioning identically, but independent of the other. The control pins can be shorted ...
Page 3
Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Storage Temperature Ambient Temperature under Bias Junction Temperature under Bias Ceramic V Pin Potential to CC Ground Pin Input ...
Page 4
DC Electrical Characteristics Symbol Parameter I Dynamic I CCD CC Note 3: Guaranteed, but not tested. AC Electrical Characteristics Symbol Parameter t Propagation PLH t Delay Data PHL to Outputs t Output Enable PZH t Time PZL t Output Disable ...
Page 5
Capacitance (Continued Load Capacitance PLH 1 Output Switching 25˚ Load Capacitance PLH 16 Outputs Switching 25˚ Temperature (T PZL pF, 1 Output Switching L ...
Page 6
Capacitance (Continued Temperature (T PZH pF, 16 Outputs Switching Temperature (T PZL pF, 16 Outputs Switching Load Capacitance PZL 16 Outputs Switching Number ...
Page 7
Capacitance (Continued) Dashed lines represent design characteristics; for specified guarantees, refer to AC Characteristics Table. PrintDate=1998/08/27 PrintTime=14:50:43 44961 ds100200 Rev. No. 1 cmserv I vs Frequency CC Average 25˚ 5. All Outputs Unloaded/Unterminated; 16 ...
Page 8
AC Loading *Includes jig and probe capacitance FIGURE 1. Standard AC Test Load FIGURE 2. Input Pulse Requirements Amplitude Rep. Rate t 3.0V 1 MHz 500 ns FIGURE 3. Test Input Signal Requirements FIGURE 4. TRI-STATE Output HIGH and LOW ...
Page 9
THIS PAGE IS IGNORED IN THE DATABOOK PrintDate=1998/08/27 PrintTime=14:50:44 44961 ds100200 Rev. No. 1 cmserv 9 Proof 9 9 ...
Page 10
Physical Dimensions LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DE- VICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL SEMI- CONDUCTOR CORPORATION. As used herein: 1. Life ...