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Part: 5962-9322701QSA
Category:
Logic
-> Military/Aerospace->ABT
Description: 54ABT241 - Octal Buffer/line Driver With Tri-state Outputs, Package: Cerpack, Pin Nb=20
Company: National Semiconductor Corporation
Datasheet: Download 5962-9322701QSA datasheet File size : 195 kB
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54ABT241 Octal Buffer/Line Driver with TRI-STATE Outputs
54ABT241
July 1998
54ABT241 Octal Buffer/Line Driver with TRI-STATE ® Outputs
General Description
The ABT241 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.
Features
n Non-inverting buffers n Output sink capability of 48 mA, source capability of 24 mA n Guaranteed latchup protection n High impedance glitch free bus loading during entire power up and power down cycle n Nondestructive hot insertion capability n Standard Microcircuit Drawing (SMD) 5962-9322701
Ordering Code
Military 54ABT241J-QML 54ABT241W-QML 54ABT241E-QML Package Number J20A W20A E20A 20-Lead Cerpack 20-Lead Ceramic Leadless Chip Carrier, Type C Pin Names OE1 OE2 I0 I7 O0 O7 Description Output Enable Input (Active Low) Output Enable Input (Active High) Inputs Outputs Package Description 20-Lead Ceramic Dual-In-Line
Connection Diagram
Pin Assignment for DIP and Cerpack
Truth Table
OE1 H L L I0 3 X H L O0 3 Z H L OE2 L H H I4 7 X H L O4 7 Z H L
H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial Z = High Impedance
DS100215-1
Pin Assignment for LCC
DS100215-4
TRI-STATE ® is a registered trademark of National Semiconductor Corporation.
© 1998 National Semiconductor Corporation
DS100215
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PrintDate=1998/07/13 PrintTime=19:04:09 43584 ds100215 Rev. No. 1
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Absolute Maximum Ratings (Note 1)
Storage Temperature Ambient Temperature under Bias Junction Temperature under Bias Ceramic VCC Pin Potential to Ground Pin Input Voltage (Note 2) Input Current (Note 2) Voltage Applied to Any Output in the Disabled or Power-Off State in the HIGH State Current Applied to Output in LOW State (Max) -65°C to +150°C -55°C to +125°C -55°C to +175°C -0.5V to +7.0V -0.5V to +7.0V -30 mA to +5.0 mA
DC Latchup Source Current (Over Comm Operating Range) Over Voltage Latchup (I/O)
-500 mA 10V
Recommended Operating Conditions
Free Air Ambient Temperature Military Supply Voltage Military Minimum Input Edge Rate Data Input Enable Input -55°C to +125°C +4.5V to +5.5V (V/t) 50 mV/ns 20 mV/ns
-0.5V to 5.5V -0.5V to VCC twice the rated IOL (mA)
Note 1: Absolute maximum ratings are values beyond which the device may be damaged or have its useful life impaired. Functional operation under these conditions is not implied. Note 2: Either voltage limit or current limit is sufficient to protect inputs.
DC Electrical Characteristics
Symbol VIH VIL VCD VOH VOL IIH IBVI IIL VID IOZH IOZL IOS ICEX IZZ ICCH ICCL ICCZ ICCT Parameter Input HIGH Voltage Input LOW Voltage Input Clamp Diode Voltage Output HIGH Voltage Output LOW Voltage Input HIGH Current Input HIGH Current Breakdown Test Input LOW Current Input Leakage Test Output Leakage Current Output Leakage Current Output Short-Circuit Current Output High Leakage Current Bus Drainage Test Power Supply Current Power Supply Current Power Supply Current Additional ICC/Input Outputs Enabled Outputs 3-STATE Outputs 3-STATE ICCD Dynamic ICC (Note 4) No Load 0.1 -100 4.75 50 -50 -275 50 100 50 30 50 2.5 2.5 50 54ABT 54ABT 54ABT 2.5 2.0 0.55 5 5 7 -5 -5 V µA µA mA µA µA µA mA µA mA mA µA mA/ MHz Max 0.0 0 - 5.5V 0 - 5.5V Max Max 0.0 Max Max Max Max µA µA Max Max Min 2.0 0.8 -1.2 Typ Max Units V V V V V V µA Min Min Min Min Max VCC Conditions Recognized HIGH Signal Recognized LOW Signal IIN = -18 mA IOH = -3 mA IOH = -24 mA IOL = 48 mA VIN = 2.7V (Note 4) VIN = VCC VIN = 7.0V VIN = 0.5V (Note 4) VIN = 0.0V IID = 1.9 µA All Other Pins Grounded VOUT = 2.7V; OEn = 2.0V VOUT = 0.5V; OEn = 2.0V VOUT = 0.0V VOUT = VCC VOUT = 5.5V; All Others GND All Outputs HIGH All Outputs LOW OEn = VCC; All Others at VCC or Ground VI = VCC - 2.1V Enable Input VI = VCC - 2.1V Data Input VI = VCC - 2.1V All Others at VCC or Ground Outputs Open OEn = GND, (Note 3) One Bit Toggling, 50% Duty Cycle
Note 3: For 8 bits toggling, ICCD < 0.8 mA/MHz. Note 4: Guaranteed, but not tested.
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PrintDate=1998/07/13 PrintTime=19:04:09 43584 ds100215 Rev. No. 1
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DC Electrical Characteristics
Symbol Parameter Min Max Units VCC Conditions CL = 50 pF, RL = 500 TA = 25°C (Note 5) TA = 25°C (Note 5)
VOLP VOLV
Quiet Output Maximum Dynamic VOL Quiet Output Minimum Dynamic VOL
0.67 -1.35
V V
5.0 5.0
Note 5: Max number of outputs defined as (n). n - 1 data inputs are driven 0V to 3V. One output at LOW. Guaranteed, but not tested.
AC Electrical Characteristics
Symbol Parameter TA = -55°C to +125°C VCC = 4.5V 5.5V CL = 50 pF Min tPLH tPHL tPZH tPZL tPHZ tPLZ Propagation Delay Data to Outputs Output Enable Time Output Disable Time 0.8 0.8 1.0 1.0 0.8 0.8 Max 5.3 5.0 7.0 7.0 7.9 6.2 ns ns ns Units Fig. No.
Capacitance
Symbol CIN COUT (Note 6) Parameter Input Capacitance Output Capacitance Typ 5.0 9.0 Units pF pF Conditions TA = 25°C VCC = 0V VCC = 5.0V
Note 6: COUT is measured at frequency f = 1 MHz, per MIL-STD-883B, Method 3012.
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PrintDate=1998/07/13 PrintTime=19:04:10 43584 ds100215 Rev. No. 1
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Physical Dimensions
inches (millimeters) unless otherwise noted
Book Extract End
20-Lead Ceramic Leadless Chip Carrier Package Number E20A
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PrintDate=1998/07/13 PrintTime=19:04:10 43584 ds100215 Rev. No. 1
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Physical Dimensions
inches (millimeters) unless otherwise noted (Continued)
20-Lead Ceramic Dual-In-Line Package Number J20A
20-Lead Ceramic Flatpack Package Number W20A
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PrintDate=1998/07/13 PrintTime=19:04:10 43584 ds100215 Rev. No. 1
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