74ALVCH32245ZKER Datasheet, PDF (4/11 Pages) Texas Instruments – 32-BIT BUS TRANSCEIVER WITH 3-STATE OUTPUTS

SN74ALVCH32245
32-BIT BUS TRANSCEIVER
WITH 3-STATE OUTPUTS
SCES282D – OCTOBER 1999 – REVISED SEPTEMBER 2004
www.ti.com
ELECTRICAL CHARACTERISTICS
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER
V_OH
I_OH = -100 µA
I_OH = -4 mA
I_OH = -8 mA
I_OH = -12 mA
TEST CONDITIONS
V_CC
1.65 V to 3.6 V
1.65 V
2.3 V
2.7 V
3V
MIN TYP⁽¹⁾ MAX
V_CC - 0.2
1.2
1.7
2.2
2.4
UNIT
V
V_OL
I_I
I_I(hold)
I_OZ ⁽³⁾
I_CC
∆I_CC
C_i Control inputs
C_io A or B ports
I_OH = -24 mA
I_OL = 100 µA
I_OL = 4 mA
I_OL = 8 mA
I_OL = 12 mA
I_OL = 24 mA
V_I = V_CC or GND
V_I = 0.58 V
V_I = 1.07 V
V_I = 0.7 V
V_I = 1.7 V
V_I = 0.8 V
V_I = 2 V
V_I = 0 to 3.6 V⁽²⁾
V_O = V_CC or GND
V_I = V_CC or GND,
One input at V_CC - 0.6 V,
V_I = V_CC or GND
V_O = V_CC or GND
I_O = 0
Other inputs at V_CC or GND
3V
1.65 V to 3.6 V
1.65 V
2.3 V
2.7 V
3V
3.6 V
1.65 V
1.65 V
2.3 V
2.3 V
3V
3V
3.6 V
3.6 V
3.6 V
3 V to 3.6 V
3.3 V
3.3 V
2.2
0.2
0.45
0.7 V
0.4
0.55
±5 µA
25
-25
45
-45
µA
75
-75
±500
±10 µA
80 µA
750 µA
4
pF
8
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.
(3) For I/O ports, the parameter I_OZ includes the input leakage current.
SWITCHING CHARACTERISTICS
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
PARAMETER
t_pd
t_en
t_dis
FROM
(INPUT)
A or B
OE
OE
TO
(OUTPUT)
B or A
A or B
A or B
V_CC = 1.8 V
± 0.15 V
MIN MAX
(1)
(1)
(1)
(1)
(1)
(1)
V_CC = 2.5 V
± 0.2 V
MIN MAX
1 3.7
1 5.7
1 5.2
V_CC = 2.7 V
MIN MAX
3.6
5.4
4.6
(1) This information was not available at the time of publication.
V_CC = 3.3 V
± 0.3 V
MIN MAX
1
3
1 4.4
1 4.1
UNIT
ns
ns
ns
OPERATING CHARACTERISTICS
T_A = 25°C
PARAMETER
TEST CONDITIONS
C_pd
Power dissipation
capacitance
Outputs enabled
Outputs disabled
C_L = 50 pF,
(1) This information was not available at the time of publication.
f = 10 MHz
4
V_CC = 1.8 V
TYP
(1)
(1)
V_CC = 2.5 V
TYP
22
4
V_CC = 3.3 V
TYP
29
5
UNIT
pF