74ACT11257_09 Datasheet, PDF (4/13 Pages) Texas Instruments – QUADRUPLE 2-LINE TO 1-LINE DATA SELECTOR/MULTIPLEXER WITH 3-STATE OUTPUTS

74ACT11257
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTOR/MULTIPLEXER
WITH 3-STATE OUTPUTS
SCAS053B – JANUARY 1989 – REVISED APRIL 1996
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETERS
TEST CONDITIONS
VCC
TA = 25°C
MIN TYP MAX
MIN MAX
IOH = –50 mA
4.5 V 4.4
4.4
5.5 V 5.4
5.4
VOH
IOH = –24 mA
IOH = –75 mA^{
4.5 V 3.94
3.8
5.5 V 4.94
4.8
5.5 V
3.85
IOL = 50 mA
4.5 V
5.5 V
0.1
0.1
0.1
0.1
VOL
IOL = 24 mA
4.5 V
5.5 V
0.36
0.44
0.36
0.44
IOL = 75 mA^{
5.5 V
1.65
IOZ
VO = VCC or GND
5.5 V
±0.5
±5
II
VI = VCC or GND
5.5 V
±0.1
±1
ICC
VI = VCC or GND,
IO = 0
5.5 V
8
80
DICC‡
One input at 3.4 V,
Other inputs at VCC or GND 5.5 V
0.9
1
Ci
VI = VCC or GND
5V
3.5
Co
VO = VCC or GND
5V
8
† _{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 to VCC.}
UNIT
V
V
mA
mA
mA
mA
pF
pF
switching characteristics over recomended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 1)
PARAMETER
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
FROM
(INPUT)
A or B
A /B
OE
OE
TO
(OUTPUT)
Y
Any Y
Any Y
Any Y
TA = 25°C
MIN TYP MAX
1.5 4.4 6.4
1.5
5
8
1.5 4.7 7.6
1.5 5.7 8.5
1.5 4.2 6.9
1.5 5.5 8.7
1.5 5.7 7.6
1.5
6 7.9
MIN MAX UNIT
1.5 6.9
ns
1.5 8.7
1.5 8.2
ns
1.5 9.4
1.5 7.3
ns
1.5 9.6
1.5 8.4
ns
1.5 8.5
operating characteristics, V_CC = 5 V, T_A = 25°C
PARAMETER
Cpd Power dissipation capacitance
Outputs enabled
Outputs disabled
TEST CONDITIONS
CL = 50 pF, f = 1 MHz
TYP UNIT
41
pF
13
4
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