Datasheet
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ELECTRICAL CHARACTERISTICS
SWITCHING CHARACTERISTICS
OPERATING CHARACTERISTICS
SN74ALVCH32244
32-BIT BUFFER/DRIVER
WITH 3-STATE OUTPUTS
SCES281D – OCTOBER 1999 – REVISED SEPTEMBER 2004
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN TYP
(1)
MAX UNIT
I
OH
= -100 µA 1.65 V to 3.6 V V
CC
- 0.2
I
OH
= -4 mA 1.65 V 1.2
I
OH
= -8 mA 2.3 V 1.7
V
OH
V
2.7 V 2.2
I
OH
= -12 mA
3 V 2.4
I
OH
= -24 mA 3 V 2.2
I
OL
= 100 µA 1.65 V to 3.6 V 0.2
I
OL
= 4 mA 1.65 V 0.45
V
OL
I
OL
= 8 mA 2.3 V 0.7 V
I
OL
= 12 mA 2.7 V 0.4
I
OL
= 24 mA 3 V 0.55
I
I
V
I
= V
CC
or GND 3.6 V ± 5 µA
V
I
= 0.58 V 1.65 V 25
V
I
= 1.07 V 1.65 V -25
V
I
= 0.7 V 2.3 V 45
I
I(hold)
V
I
= 1.7 V 2.3 V -45 µA
V
I
= 0.8 V 3 V 75
V
I
= 2 V 3 V -75
V
I
= 0 to 3.6 V
(2)
3.6 V ± 500
I
OZ
V
O
= V
CC
or GND 3.6 V ± 10 µA
I
CC
V
I
= V
CC
or GND, I
O
= 0 3.6 V 80 µA
∆ I
CC
One input at V
CC
- 0.6 V, Other inputs at V
CC
or GND 3 V to 3.6 V 750 µA
Control inputs 3
C
i
V
I
= V
CC
or GND 3.3 V pF
Data inputs 6
C
o
Outputs V
O
= V
CC
or GND 3.3 V 7 pF
(1) All typical values are at V
CC
= 3.3 V, T
A
= 25 ° C.
(2) This is the bus-hold maximum dynamic current. It is the minimum overdrive current required to switch the input from one state to
another.
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
V
CC
= 1.8 V V
CC
= 2.5 V V
CC
= 3.3 V
V
CC
= 2.7 V
FROM TO
± 0.15 V ± 0.2 V ± 0.3 V
PARAMETER UNIT
(INPUT) (OUTPUT)
MIN MAX MIN MAX MIN MAX MIN MAX
t
pd
A Y
(1) (1)
1 3.7 3.6 1 3 ns
t
en
OE Y
(1) (1)
1 5.7 5.4 1 4.4 ns
t
dis
OE Y
(1) (1)
1 5.2 4.6 1 4.1 ns
(1) This information was not available at the time of publication.
T
A
= 25 ° C
V
CC
= 1.8 V V
CC
= 2.5 V V
CC
= 3.3 V
PARAMETER TEST CONDITIONS UNIT
TYP TYP TYP
Outputs enabled
(1)
16 19
Power dissipation
C
pd
C
L
= 0, f = 10 MHz pF
capacitance
Outputs disabled
(1)
4 5
(1) This information was not available at the time of publication.
5