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Part: 74F151A
Category:
Logic
-> Multiplexers/Demultiplexers
-> Multiplexers->Bipolar->F Family
Description: 8-input Multiplexer
Company: National Semiconductor Corporation
Datasheet: Download 74F151A datasheet File size : 93 kB
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54F 74F151A 8-Input Multiplexer
November 1994
54F 74F151A 8-Input Multiplexer
General Description
The 'F151A is a high-speed 8-input digital multiplexer It provides in one package the ability to select one line of data C from up to eight sources The 'F151A can be used as a universal function generator to generate any logic function of four variables Both assertion and negation outputs are provided
ommercial 74F151APC
Military
Package Number N16E
Package Description 16-Lead (0 300 Wide) Molded Dual-In-Line 16-Lead Ceramic Dual-In-Line 16-Lead (0 150 Wide) Molded Small Outline JEDEC 16-Lead (0 300 Wide) Molded Small Outline EIAJ 16-Lead Cerpack 20-Lead Ceramic Leadless Chip Carrier Type C
54F151ADM (Note 2) 74F151ASC (Note 1) 74F151ASJ (Note 1) 54F151AFM (Note 2) 54F151ALM (Note 2)
J16A M16A M16D W16A E20A
Note 1 Devices also available in 13 reel Use suffix e SCX and SJX o L te 2 Military grade device with environmental and burn-in processing Use suffix e DQMB FMQB and LMQB
ogic Symbols
Connection Diagrams
PinS ssignment for DIP A OIC and Flatpak Pin Assignment for LCC
TL F 9481 3
IEEE IEC
TL F 9481 1 TL F 9481 2
TL F 9481 5
C TRI-STATE is a registered trademark of National Semiconductor Corporation
1995 National Semiconductor Corporation
TL F 9481
RRD-B30M115 Printed in U S A
Unit Loading Fan Out
54F 74F Pin Names Description UL HIGH LOW 10 10 10 10 10 10 50 33 3 50 33 3 Input IIH IIL Output IOH IOL 20 mA b0 6 mA 20 mA b0 6 mA 20 mA b0 6 mA b 1 mA 20 mA b 1 mA 20 mA
I0 I7 S0 S2 E Z Z
Data Inputs Select Inputs Enable Input (Active LOW) Data Output Inverted Data Output
Functional Description
The 'F151A is a logic implementation of a single pole 8-position switch with the switch position controlled by the state of three Select inputs S0 S1 S2 Both assertion and negation outputs are provided The Enable input (E) is active LOW When it is not activated the negation output is HIGH and the assertion output is LOW regardless of all other inputs The logic function provided at the output is Z
eE
ruth Table
Inputs E H L L L L L L L TL S2 X L L L L H H H H S1 X L L H H L L H H S0 X L H L H L H L H Outputs Z H I0 I1 I2 I3 I4 I5 I6 I7 Z L I0 I1 I2 I3 I4 I5 I6 I7
(I0 S2 S1 S0 a I1 S2 S1 S0 a I2 S2 S1 S0 a I3 S2 S1 S0 a I4 S2 S1 S0 a I5 S2 S1 S0 a I6 S2 S1 S0 a I7 S2 S1 S0)
The 'F151A provides the ability in one package to select from eight sources of data or control information By proper manipulation of the inputs the 'F151A can provide any logic function of four variables and its negation
H e HIGH Voltage Level L e LOW Voltage Level X e Immaterial
Logic Diagram
TL F 9481 4
Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays 2
Absolute Maximum Ratings (Note 1)
p If Military Aerospace specified devices are required lease contact the National Semiconductor Sales S Office Distributors for availability and specifications torage Temperature Ambient Temperature under Bias Junction Temperature under Bias Plastic VCC Pin Potential to Ground Pin Input Voltage (Note 2) Input Current (Note 2) Voltage Applied to Output in HIGH State (with VCC e 0V) Standard Output TRI-STATE Output Current Applied to Output in LOW State (Max)
ecommended Operating Conditions
Free Air Ambient Temperature Military Commercial Supply Voltage Military Commercial
b 55
C to a 150 C b 55 C to a 125 C b 55 C to a 175 C b 55 C to a 150 C
b 0 5V to a 7 0V b 0 5V to a 7 0V b 30 mA to a 5 0 mA
b 65
C to a 125 C 0 C to a 70 C
a 4 5V to a 5 5V a 4 5V to a 5 5V
b 0 5V to VCC b 0 5V to a 5 5V
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 N these conditions is not implied ote 2 Either voltage limit or current limit is sufficient to protect inputs R
DC Electrical Characteristics
Symbol VIH VIL VCD VOH Parameter Min Input HIGH Voltage Input LOW Voltage Input Clamp Diode Voltage Output HIGH Voltage Output LOW Voltage Input HIGH Current Input HIGH Current Breakdown Test Output HIGH Leakage Current Input Leakage Test Output Leakage Circuit Current Input LOW Current Output Short-Circuit Current Power Supply Current
b 60
54F 74F Typ Max
Units V 08
b1 2
VCC
Conditions Recognized as a HIGH Signal Recognized as a LOW Signal
20
V V V Min Min
IIN e b18 mA IOH e b1 mA IOH e b1 mA IOH e b1 mA IOL e 20 mA IOL e 20 mA VIN e 2 7V VIN e 7 0V VOUT e VCC IID e 1 9 mA All Other Pins Grounded VIOD e 150 mV All Other Pins Grounded VIN e 0 5V VOUT e 0V VO e HIGH
54F 10% VCC 74F 10% VCC 74F 5% VCC 54F 10% VCC 74F 10% VCC 54F 74F 54F 74F 54F 74F 74F 74F
25 25 27 05 05 20 0 50 100 70 250 50 4 75 3 75
b0 6 b 150
VOL IIH IBVI ICEX VID IOD IIL IOS ICC
V mA mA mA V mA mA mA mA
Min Max Max Max 00 00 Max Max Max
13 5
21 0
3
AC Electrical Characteristics
74F Symbol Parameter Min tPLH tPHL tPLH tPHL tPLH tPHL tPLH tPHL tPLH tPHL tPLH tPHL Propagation Delay Sn to Z Propagation Delay Sn to Z Propagation Delay E to Z Propagation Delay E to Z Propagation Delay In to Z Propagation Delay In to Z 40 32 45 40 30 30 50 35 30 15 30 37 TA e a 25 C VCC e a 5 0V CL e 50 pF Typ 62 52 75 62 47 44 70 53 48 25 48 55 Max 90 75 10 5 90 61 60 95 70 65 40 65 70 54F TA VCC e Mil CL e 50 pF Min 35 30 45 40 30 25 40 30 25 15 25 35 Max 11 5 80 13 5 95 75 65 12 0 80 75 60 85 90 74F TA VCC e Com CL e 50 pF Min 35 32 45 40 30 25 40 30 30 15 25 37 Max 95 75 12 0 90 70 60 10 5 75 70 50 75 75 ns ns ns ns ns ns Units
Ordering Information
74F Temperature Range Family 74F e Commercial 54F e Military Device Type Package Code P e Plastic DIP D e Ceramic DIP F e Flatpak L e Leadless Chip Carrier (LCC) S e Small Outline SOIC JEDEC SJ e Small Outline SOIC EIAJ 151A S C X Special Variations QB e Military grade device with environmental and burn-in processing X e Devices shipped in 13 reel Temperature Range C e Commercial (0 C to a 70 C) M e Military (b55 C to a 125 C)
4
Physical Dimensions inches (millimeters)
20-Lead Ceramic Leadless Chip Carrier (L) NS Package Number E20A
16-Lead Ceramic Dual In-Line Package (D) NS Package Number J16A
5
Others parts begin by 74
74-1 74-2 74-3 74-4 74-5 74-6 74-7 74-8 74-9 74-10 74-11 74-12 74-13 74-14 74-15 74-16 74-17 74-18 74-19 74-20 74-21 74-22 74-23 74-24 74-25 74-26 74-27 74-28 74-29 74-30 74-31 74-32 74-33 74-34 74-35 74-36 74-37 74-38 74-39 74-40 74-41 74-42 74-43 74-44 74-45 74-46 74-47 74-48 74-49 74-50 74-51 74-52 74-53 74-54 74-55 74-56 74-57 74-58 74-59 74-60 74-61 74-62
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