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74ACT11244NT Datasheet(Fiches technique) 3 Page - Texas Instruments

Numéro de pièce 74ACT11244NT
Description  OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS
Télécharger  5 Pages
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
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74ACT11244
OCTAL BUFFER/LINE DRIVER
WITH 3-STATE OUTPUTS
SCAS006C – AUGUST 1987 – REVISED APRIL 1996
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
MIN
MAX
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
UNIT
IOH =50 mA
4.5 V
4.4
4.4
IOH = –50 mA
5.5 V
5.4
5.4
VOH
IOH =24 mA
4.5 V
3.94
3.8
V
OH
IOH = –24 mA
5.5 V
4.94
4.8
IOH = –75 mA{
5.5 V
3.85
IOL =50 mA
4.5 V
0.1
0.1
IOL = 50 mA
5.5 V
0.1
0.1
VOL
IOL =24mA
4.5 V
0.36
0.44
V
OL
IOL = 24 mA
5.5 V
0.36
0.44
IOL = 75 mA{
5.5 V
1.65
IOZ
VO = VCC or GND
5.5 V
±0.5
±5
mA
II
VI = VCC or GND
5.5 V
±0.1
±1
mA
ICC
VI = VCC or GND,
IO = 0
5.5 V
8
80
mA
DICC}
One input at 3.4 V,
Other inputs at GND or VCC
5.5 V
0.9
1
mA
Ci
VI = VCC or GND
5 V
4
pF
Co
VO = VCC or GND
5 V
10
pF
† Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms.
‡ This is the increase in supply current for each input that is at one of the specified TTL voltage levels rather than 0 V or VCC.
switching characteristics over recommended operating free-air temperature range,
VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
TA = 25°C
MIN
MAX
UNIT
PARAMETER
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
UNIT
tPLH
A
Y
1.5
6
8.9
1.5
9.9
ns
tPHL
A
Y
1.5
5.4
8.6
1.5
9.2
ns
tPZH
OE
Y
1.5
6.6
11.3
1.5
12.5
ns
tPZL
OE
Y
1.5
6.7
10.5
1.5
11.4
ns
tPHZ
OE
Y
1.5
7.4
9.8
1.5
10.4
ns
tPLZ
OE
Y
1.5
7.8
10.6
1.5
11.2
ns
operating characteristics, VCC = 5 V, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
C d
Power dissipation capacitance per buffer
Outputs enabled
CL =50 pF
f=1MHz
27
pF
Cpd
Power dissipation capacitance per buffer
Outputs disabled
CL = 50 pF,
f = 1 MHz
9
pF




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