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DM5440J-DM7440N
7 V, dual 4-input NAND buffer
gil' Natiqnal .
Semiconductor
5440/ DM7440 Dual 4-lnput NAND Buffer
General Description
This device contains two, 4 input gates that perform the
Logic NAND function. Outputs have 48 mA IOL.
Connection Diagrams
DuaI-In-Llne Package
7 13 cc
cunw L
TL/F/9777-1
Order Number 544DDMOB, DM5440J or DM7440N
See NS Package Number J14A or N14A
‘4'0 mltulu Nl—
Cerpak
TL/F/9777-2
Order Number 5440FMQB
See NS Package Number W143
Absolute Maximum Ratings
It MIIItary/Aerospaca spttelfled devices are required,
please contact the National Semiconductor Sales
omtNtfDltttrlbtttttrtt for availability and 'tpete-lotta.
Supply Voltage 7V
Input Voltage 5.5V
Operating Free Air Temperature Range
54 -55''C to + 125''C
DM74 tPC to + 70'C
Storage Temperature Range - 65'C to + 150°C
Note: The "Absolute Maximum Ratings" are those values
beyond which the safety of the device cannot be guaran-
teed. The device should not be operated at these limits. The
parametric values defined in the “Electrical ChartttMristits"
table are not guaranteed at the absolute maximum ratings.
The "Recommended Operating Conditions" table will defimr
the conditions for actual device operation.
Recommended Operating Conditions
Symbol Parameter 5440 DM7440 Units
Mln Nom Max Mln 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
10H High Level Output Current -1.2 -0.4 mA
'OL Low Level Output Current 48 48 mA
TA Free Air Operating Temperature _ 55 125 0 70 (
Electrical Characteristics
Over recommended operating free air temperature range (unless otherwise noted)
Symbol Parameter Conditions Min Max Unlts
(Note 1)
VI Input Clamp Voltage VCC = Min, I. = --12 mA - 1.5 V
VoH High Level Output Voltage Vcc = Min, km = Max 2.4 3.4 V
" = Max
VOL Low Level OutputVoltage Vcc = h1me = Max 0.2 0.4 V
VIH = Min
l. Inpu1Current tit Max Vcc = Max, VI = 5.5V
Input Voltage
IIH High Level lnputCurrent Vcc = Max; V. = 2.4V 40 p.A
IIL Low Level InputCurrent Vcc = Max, V. = 0.4V -1.6 mA
los Short Circuit Vcc = Max 54 -20 -70 m A
Output Current (Note 2) DM74 _ 18 -70
ICCH Supply Current with Vcc = Max 8 m A
Outputs High
'CCL Supply Current with Vcc = Max
Outputs Low 27 mA
Nola l.. All typical: are at Vcc = 5V, TA = 25'C.
Note 2: Not more than one output should be shorted at a time.
Switching Characteristics
at Vcc = 5V and TA = 25°C (See Section 1 for Test Waveforms and Output Load)
Symbol Parameter Conditions Mln Max Units
tpLH Propagation Delay Time CL = 15 pF 22 ns
Low to High Level Output RL = 400t2
tpHL Propagation Delay Time 1 5 ns
High to Low Level Output
This datasheet has been :
www.ic-phoenix.com
Datasheets for electronic components.
National Semiconductor was acquired by Texas Instruments.
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This file is the datasheet for the following electronic components:
5440DMQB - product/5440qub?HQS=TI-nulI-null-dscatalog-df-pf-nuII-wwe
5440FMQB - product/5440fmqb?HQS=T|—null-null-dscataIog-df-pf-null-wwe
DM5440J - productldm5440j?HQS=T|-nulI—nu|I—dscatalog-df-pf-nulI-wwe
DM7440N - product/dm7440n?HQS=T|-nu|I-nuII-dscatalog-df—pf—nuII-wwe
