MM54C941 MM74C941 C1995 RRD-B30M105 AN-90 MM54C941J MM74C941J MM54C941N

Line Drivers with TRI-STATE Outputs General Description Features These octal buffers and line drivers are monolithic

MM54C941 MM54C941 MM74C941 MM74C941 Octal Buffers Line Receivers Line Drivers with TRI-STATE Outputs General Description Features These octal buffers and line drivers are monolithic complementary MOS (CMOS) integrated circuits with TRI-STATE outputs These outputs have been specially designed to drive highly capacitive loads such as bus-oriented systems These devices have a fan-out of 6 low power Schottky loads When VCC e 5V inputs can accept true TTL high and low logic levels Y Y Y Y Y Y Y Y Wide supply voltage range (3V to 15V) Low power consumption TTL compatibility (Improved on the inputs) High capacitive load TRI-STATE outputs Input protection 20-pin dual-in-line package High output drive Connection and Logic Diagrams Dual-In-Line Package TL F 5923 1 Top View Order Number MM54C941 MM54C941 or MM74C941 MM74C941 TL F 5923 2 TRI-STATE is a registered trademark of National Semiconductor Corporation C1995 C1995 National Semiconductor Corporation TL F 5923 RRD-B30M105 RRD-B30M105 Printed in U S A MM54C941 MM54C941 MM74C941 MM74C941 Octal Buffers Line Receivers Line Drivers with TRI-STATE Outputs February 1988 Absolute Maximum Ratings (Note 1) Storage Temperature Range (TS) Power Dissipation (PD) Dual-In-Line Small Outline Operating VCC Range If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Voltage at Any Pin 0 3V to VCC a 0 3V Operating Temperature Range (TA) MM54C941 MM54C941 MM74C941 MM74C941 b 55 C to a 125 C b 40 C to a 85 C DC Electrical Characteristics Min Symbol b 65 C to a 150 C 700 mW 500 mW 3V to 15V 18V VCC Lead Temperature (TL) (Soldering 10 seconds) 260 C Max limits apply across temperature range unless otherwise noted Parameter Conditions Min Typ Max Units CMOS TO CMOS VIN(1) Logical ``1'' Input Voltage VCC e 5 0V VCC e 10V 25 80 VIN(0) Logical ``0'' Input Voltage VCC e 5 0V VCC e 10V VOUT(1) Logical ``1'' Output Voltage VCC e 5 0V IO e b10mA VCC e 10V IO e b10mA VOUT(0) Logical ``0'' Output Voltage VCC e 5 0V IO e 10 mA VCC e 10V IO e 10 mA IIN(1) Logical ``1'' Input Current VCC e 15V VIN e 15V IIN(0) Logical ``0'' Input Current VCC e 15V VIN e 0V ICC Supply Current VCC e 15V IOZ TRI-STATE Leakage V V VCC e 15V VOUT e 0V or 15V 08 20 45 90 V V V V 05 10 0 005 b1 0 V V 10 mA b 0 005 0 05 mA 300 mA g 10 mA CMOS TTL INTERFACE VIN(1) Logical ``1'' Input Voltage 54C VCC e 4 5V 74C VCC e 4 75V VIN(0) Logical ``0'' Input Voltage 54C VCC e 4 5V 74C VCC e 4 75V VOUT(1) Logical ``1'' Output Voltage 54C 74C 54C 74C VOUT(0) Logical ``0'' Output Voltage 54C VCC e 4 5V IO e 2 2 mA 74C VCC e 4 75V IO e 2 2 mA VCC VCC VCC VCC e e e e 4 5V IO e b450 mA 4 75V IO e b450 mA 4 5V IO e b2 2 mA 4 75V IO e b2 2 mA VCCb2 5 VCCb2 5 V V 08 08 VCCb0 4 VCCb0 4 24 24 V V V V V V 04 04 V V OUTPUT DRIVE (See 54C 74C Family Characteristics Data Sheet) ISOURCE Output Source Current (P-Channel) VCC e 5 0V VOUT e 0V TA e 25 C b 14 0 b 30 0 mA ISOURCE Output Source Current (P-Channel) VCC e 10V VOUT e 0V TA e 25 C b 36 0 b 70 0 mA ISINK Output Sink Current (N-Channel) VCC e 5 0V VOUT e VCC TA e 25 C 12 0 20 0 mA ISINK Output Sink Current (N-Channel) VCC e 10V VOUT e VCC TA e 25 C 48 0 70 mA Note 1 ``Absolute Maximum Ratings'' are those values beyond which the safety of the device cannot be guaranteed Except for ``Operating Temperature Range'' they are not meant to imply that the devices should be operated at these limits The table of ``Electrical Characteristics'' provides conditions for actual device operation 2 AC Electrical Characteristics Symbol TA e 25 C CL e 50 pF unless otherwise specified Parameter Conditions Typ Max Units 70 35 90 45 140 70 160 90 ns ns ns ns RL e 1 kX CL e 50 pF VCC e 5 0V VCC e 210V 100 55 200 110 ns ns Propagation Delay Output Disable to Logic Level (from High Impedance State) RL e 1 kX CL e 50 pF VCC e 5 0V VCC e 10V 100 55 200 110 ns ns tTHL tTLH Transition Time VCC VCC VCC VCC 50 30 80 50 100 60 160 100 ns ns ns ns CPD Power Dissipation Capacitance (Output Enabled per Buffer) (Output Disabled per Buffer) (Note 3) Input Capacitance (Any Input) (Output Capacitance) (Output Disabled) tpd1 tpd0 Propagation Delay (Data IN to OUT) VCC VCC VCC VCC tIH tOH Propagation Delay Output Disable to Logic Level (from High Impedance State) (from a Logic Level) tH1 tH0 CIN CO e e e e e e e e Min 5 0V CL e 50 pF 10V CL e 50 pF 5 0V CL e 150 pF 10V CL e 150 pF 5 0V CL e 50 pF 10V CL e 50 pF 5 0V CL e 150 pF 10V CL e 150 pF 100 10 pF pF (Note 2) VIN e 0V f e 1 MHz TA e 25 C 10 pF VIN e 0V f e 1 MHz TA e 25 C 10 pF AC Parameters are guaranteed by DC correlated testing Note 1 ``Absolute Maximum Ratings'' are those values beyond which the safety of the device cannot be guaranteed Except for ``Operating Temperature Range'' they are not meant to imply that the devices should be operated at these limits The table of ``Electrical Characteristics'' provides conditions for actual device operation Note 2 Capacitance is guaranteed by periodic testing Note 3 CPD determines the no load AC power consumption of any CMOS device For complete explanation see 54C 74C Family Characteristics Application Note AN-90 AN-90 Truth Table OD1 OD2 Input Output 0 0 0 1 1 0 0 1 0 1 0 1 X X X 0 1 Z Z Z 1 e High 0 e Low X e Don't Care Z e TRI-STATE 3 Typical Performance Characteristics N-Channel Output Drive 25 C P-Channel Output Drive 25 C TL F 5923 3 TL F 5923 4 DtPD per pF of Load Capacitance Propagation Delay vs Load Capacitance TL F 5923 5 TL F 5923 6 Typical Application TL F 5923 7 4 AC Test Circuits and Switching Time Waveforms tpd0 tpd1 CMOS to CMOS TL F 59238 TL F 5923 9 t1H and tH1 t1H tH1 TL F 592310 TL F 5923 11 Note VOH is defined as the DC output high voltage when the device is loaded with a 1 kX resistor to ground t0H and tH0 t0H TL F 5923 13 TL F 592312 Note Delays measured with input tr tf s 20 ns tH0 Note VOL is defined as the DC output low voltage when the device is loaded with a 1 kX resistor to VCC 5 MM54C941 MM54C941 MM74C941 MM74C941 Octal Buffers Line Receivers Line Drivers with TRI-STATE Outputs Physical Dimensions inches (millimeters) Ceramic Dual-In-Line Package (J) Order Number MM54C941J MM54C941J or MM74C941J MM74C941J NS Package Number J20A Molded Dual-In-Line Package (N) Order Number MM54C941N MM54C941N or MM74C941N MM74C941N NS Package Number N20A LIFE SUPPORT POLICY NATIONAL'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL SEMICONDUCTOR CORPORATION As used herein 1 Life support devices or systems are devices or systems which (a) are intended for surgical implant into the body or (b) support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in a significant injury to the user National Semiconductor Corporation 1111 West Bardin Road Arlington TX 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