DM74S140N ,7 V, dual 4-input NAND 50 Ohm line driverGeneral Description
This device contains two independent line driver gates each
of which perfor ..
DM74S151N ,1-of-8 Data Selector/Multiplexer with Complementary OutputsFeatures
I Select one-of-eight data lines
I Performs parallel-to-serial conversion
I Permi ..
DM74S153N ,Dual 1-of-4 Line Data Selector/MultiplexerFeaturesEach of these data selectors/multiplexers contains invert-
DM74S140N
7 V, dual 4-input NAND 50 Ohm line driver
gil Natiqnal .
Semiconductor
DM54S140/DM74S140
Dual 4-Input NAND son Line Driver
General Description
This device contains two independent line driver gates each
of which performs the logic NAND function.
Connection Diagram
Dual-In-Llne Package
Vcc D2 C2 no B2 A2 "
i" " " l" 10 I 9 I 9
_...,==,,===zSiy,]
1 2 " 4 5 0 Jr
A1 Bt NC Ct 01 "
Order Number DM54S140J or DM74S140N
See NS Package Number J14A or N14A
TL/F/8467-1
Function Table
y = ABCD
Inputs Output
A B c D y
x x x L H
x x L x H
x L x x H
L x x x H
H H H H L
H "-* High Logic Level
L = Low Logic Level
X = Either Low or High Logic Level
Absolute Maximum Ratings (Note)
If Mllltary/Aerospace Bpeelfled devlces are required,
please contact the National Semiconductor Sales
Ofmtemlatrlttutttra for availability and apettltlttatlontt.
Supply Voltage 7V
Input Voltage 5.5V
Note: The "Absolute Maximum Ratings" are those values
beyond which the safety of the device cannot be guaran-
teed, The de vice should not be optrrtttsstiat these limits. The
parametric values defined in the "Electrical Characteristics"
table are not guaranteed at the absolute maximum ratings.
The 'y7etrommendtxf Operating Conditions" table wi/I tiMints
Operating Free Air Temperature Range
Storage Temperature Range
the conditions for actual device operation.
-55t to +125“C
0°C to + 70°C
- 65''C to + 150''C
Recommended Operating Conditions
Symbol Parameter DMMSMO DMNSMO Unlts
Min Nom Max Min Nom Max
Vcc Supply Voltage 4.5 5 5.5 4.75 5 5.25 V
VIH High Level Input Voltage 2 2 V
" Low Level Input Voltage 0.8 0.8 V
lor, High Level Output Current -3 - 3 mA
IOL Low Level Output Current 60 60 mA
TA Free Air Operating Temperature -55 125 0 70 "C
Electrical Characteristics over recommended operating free air temperature (unless otherwise noted)
Symbol Parameter Conditions Min Typ Max Unlts
(Note 1)
V. Input Clamp Voltage Vcc = Min, II = -18 mA -1.2 V
VOH High Level Output Vcc = Min, " = Max DM54 2.5 3.4 V
Voltage 'OH = Max DM74 2.7 3.4
VIL = 0.5V, Ro = 50n to GND 2.0
VOL Low Level Output Vcc = Min, IOL = Max 0 5 V
Voltage VIH = Min '
II InputCurrent @ Max Vcc = Max, V. = 5.5V
Input Voltage
'IH High Level Input Current VCC = Max, V. = 2.7V 100 pLA
hL Low Level Input Current Vcc == Max, V. = 0.5V -4 mA
tos Short Circuit Vcc = Max DM54 -50 -225
Output Current (Note 2) DM74 _ 50 _ 225
'CCH Supply Current with Vcc = Max
Outputs High 10 18 mA
'CCL Supply Current with Vcc = Max 25 44 m A
Outputs Low
Switching Characteristics at Vcc = 5V and TA = 25'C (See Section 1 for Test Waveforms and Output Load)
RL = 93tt
Symbol Parameter A. = 50 pF th. = 150 pF Unlts
Mln Max Mln Max
tpLH Propagation Delay Time
Low to High Level Output 2 6.5 3 9 ns
tPHL Propagation Delay Time
High to Low Level Output 2 6.5 3 9 ns
Note 1: All typicais are at Vcc = W, TA " 25'C.
Note 2: Not more than one output should be shorted at a fume, and the duration should not exceed one second.
This datasheet has been :
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Datasheets for electronic components.
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This file is the datasheet for the following electronic components:
DM54S140J - product/dm54s140j?HQS=T|-nu|I-nulI-dscatalog-df-pf-nuII-wwe
DM74S140N - product/dm74s140n?HQS=T|-nu|I-nulI-dscatalog-df-pf-nuIl-wwe
