fxl2td245 Fairchild Semiconductor, fxl2td245 Datasheet - Page 8

• Manufacturer Part Number: fxl2td245
• Description: Fxl2td245 Low Voltage Dual Supply 2-bit Signal Translator With Configurable Voltage Supplies And Signal Levels And
• Manufacturer: Fairchild Semiconductor

©2005 Fairchild Semiconductor Corporation
FXL2TD245 Rev. 1.0.4
AC Loading and Waveforms
Input t
Input t
Input t
Input t
For V
R
R
R
R
Symbol
mi
= t
= t
= t
= t
DATA
DATA
OUT
: V
V
V
F
F
Figure 2. Waveform for Inverting
F
F
V
V
IN
mo
mi
= 2.0 ns, 10% to 90%
= 2.5ns, 10% to 90%, @ V
= 2.0 ns, 10% to 90%
= 2.5ns, 10% to 90%, @ V
X
Y
and Non-Inverting Functions
CCI
= V
Figure 4. 3-STATE Output High Enable and Disable Times for Low Voltage Logic
CCA
t
pxx
3.3V ± 0.3V
AC Load Table
for Control Pins T/R and OE, or V
V
V
V
OH
OL
V
1.8V ± 0.15V
SIGNAL
CCO
1.2V ± 0.1V
1.5V ± 0.1V
2.5V ± 0.2V
3.3V ± 0.3V
CCI
+ 0.3V
TEST
- 0.3V
V
/ 2
/ 2
CCO
t
t
t
PHZ
PLH
PLZ
I
I
Test
= 3.0V to 3.6V only
= 3.0V to 3.6V only
t
pxx
, t
, t
, t
V
PHL
PZL
PZH
V
mi
CONTROL
DUT
V
CC
OUTPUT
mo
2.5V ± 0.2V
V
V
V
GND
V
DATA
OH
OL
OUT
V
V
CCI
CCO
CCO
CCI
+ 0.15V
- 0.15V
V
Figure 1. AC Test Circuit
CCO
15pF
15pF
15pF
15pF
15pF
/ 2
1.8V ± 0.15V, 1.5V ± 0.1V, 1.2V ± 0.1V
C
C
/ 2
L
t
L
PZH
x 2 at V
CCA
R
/ 2
V
L
8
mo
CCO
1.8V ± 0.15V
Rtr1
V
V
OL
OH
V
V
Switch
t
= 3.3 ± 0.3V, 2.5V ± 0.2V,
PHZ
OPEN
CCO
V
Input t
Input t
CCI
GND
+ 0.15V
- 0.15V
CC
2kΩ
2kΩ
2kΩ
2kΩ
2kΩ
R
/ 2
/ 2
and Disable Times for Low Voltage Logic
V
L
CONTROL
R
R
mi
Figure 3. 3-STATE Output Low Enable
OUTPUT
= t
= t
F
F
OPEN
GND
V
DATA
OUT
= 2.0 ns, 10% to 90%
= 2.5ns, 10% to 90%, @ V
CC
V
V
V
GND
OH
X
CCA
x 2
1.5V ± 0.1V
t
V
V
PZL
V
V
OH
OL
CCO
CCI
Rtr1
2kΩ
2kΩ
2kΩ
2kΩ
2kΩ
+ 0.1V
- 0.1V
t
t
t
PLH
PZH
PZL
/ 2
/ 2
V
, t
, t
, t
mo
PLZ
PHL
PHZ
t
PLZ
I
= 3.0V to 3.6V only
1.2V ± 0.1V
V
V
V
V
V
OH
OL
mi
CCO
CCI
+ 0.1V
- 0.1V
/ 2
www.fairchildsemi.com
/ 2
V
V
V
GND
Y
OL
CCA