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SN54ALS40A Datasheet(PDF) 2 Page - Texas Instruments

Part # SN54ALS40A
Description  DUAL 4-INPUT POSITIVE-NAND BUFFERS
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

SN54ALS40A Datasheet(HTML) 2 Page - Texas Instruments

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UNIT
TEST CONDITIONS
PARAMETER
UNIT
VOL
V
PARAMETER
UNIT
Any
Y
ns
SN54ALS40A, SN74ALS40A
DUAL 4INPUT POSITIVENAND BUFFERS
SDAS197 − D2661, APRIL 1984 − REVISED MAY 1986
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 77001
2
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage, VCC
7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input voltage
7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating free-air temperature range: SN54ALS40A
−55
°C to 125°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SN74ALS40A
0
°C to 70°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range
−65
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
recommended operating conditions
SN54ALS40A
SN74ALS40A
MIN
NOM
MAX
MIN
NOM
MAX
VCC
Supply voltage
4.5
5
5.5
4.5
5
5.5
V
VIH
High-level input voltage
2
2
V
VIL
Low-level input voltage
0.7
0.8
V
IOH
High-level output current
−1
− 2.6
mA
IOL
Low-level output current
12
24
mA
TA
Operating free-air temperature
−55
125
0
70
°C
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
SN54ALS40A
SN74ALS40A
MIN
TYP†
MAX
MIN
TYP†
MAX
VIK
VCC = 4.5 V,
II = − 18 mA
− 1.5
− 1.5
V
VCC = 4.5 V to 5.5 V,
IOH = − 0.4 mA
VCC −2
VCC −2
VOH
VCC = 4.5 V,
IOH = − 1 mA
2.3
3.3
V
VCC = 4.5 V,
IOH = − 2.6 mA
2.4
3.2
VCC = 4.5 V,
IOL = 12 mA
0.25
0.4
0.25
0.4
VCC = 4.5 V,
IOL = 24 mA
0.35
0.5
II
VCC = 5.5 V,
VI = 7 V
0.1
0.1
mA
IIH
VCC = 5.5 V,
VI = 2.7 V
20
20
µA
IIL
VCC = 5.5 V,
VI = 0.4 V
− 0.1
− 0.1
mA
IO‡
VCC = 5.5 V,
VO = 2.25 V
−30
−112
−30
−112
mA
ICCH
VCC = 5.5 V,
VI = 0 V
0.43
0.8
0.43
0.8
mA
ICCL
VCC = 5.5 V,
VI = 4.5 V
2.4
3.9
2.4
3.9
mA
† All typical values are at VCC = 5 V, TA = 25_C.
‡ The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, lOS
switching characteristics (see Note 1)
VCC = 5 V,
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
CL = 50 pF,
FROM
TO
RL = 500 Ω,
RL = 500 Ω,
(INPUT)
(OUTPUT)
TA = 25°C
TA = MIN to MAX
’ALS40A
SN54ALS40A
SN74ALS40A
TYP
MIN
MAX
MIN
MAX
tPLH
5
2
10
2
8
tPHL
5
2
10
2
7
NOTE 1: Load circuit and voltage waveforms are shown in Section 1.


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