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SN54ALS244B Datasheet(PDF) 3 Page - Texas Instruments

Part No. SN54ALS244B
Description  OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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SN54ALS244B Datasheet(HTML) 3 Page - Texas Instruments

   
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SN54ALS244B, 2N74ALS244B
OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS
SDAS142 – D2661, DECEMBER 1982 – REVISED JULY 1987
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
3
switching characteristics (see Note 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
R1 = 500
Ω,
R2 = 500
Ω,
TA = MIN to MAX†
UNIT
SN54AS244
SN74AS244
MIN
MAX
MIN
MAX
tPLH
A
Y
1
16
3
10
ns
tPHL
A
Y
3
12
3
10
ns
tPZH
G
Y
1
26
3
20
ns
tPZL
G
Y
1
24
3
20
ns
tPHZ
G
Y
2
10
3
10
ns
tPLZ
G
Y
1
26
3
13
ns
† For conditions shown MIN or MAX, use the appropriate value specified under recommended operating conditions.
NOTE 1: Load circuit and voltage waveforms are shown in Section 1 of the
ALS/AS Logic Data Book, 1986.


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