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| LM12434 Datasheet, PDF (9/80 Pages) National Semiconductor (TI) – Sign Data Acquisition System with Serial I/O and Self-Calibration | |||
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2 0 Electrical Specifications (Continued)
2 2 3 DC Characteristics The following specifications apply to the LM12434 and LM12 L 438 for VAa e VDa e 5V 3 3V
AGND e DGND e 0V VREFa e 4 096V 2 5V VREFb e 0V fCLK e 8 0 MHz 6 MHz and minimum acquisition time unless
otherwise specified Boldface limits apply for TA e TJ e TMIN to TMAX all other limits TA e TJ e 25 C (Notes 6 7
and 8) (Continued)
Symbol
RON
Parameter
Multiplexer ON-Resistance
Multiplexer Channel-to-Channel
RON matching
Conditions
LM12434
VIN e 5V
VIN e 2 5V
VIN e 0V
LM12434
VIN e 5V
VIN e 2 5V
VIN e 0V
Typical
(Note 10)
650
700
630
g1 0%
g1 0%
g1 0%
Limits
(Note 11)
1000
1000
1000
g3 0%
g3 0%
g3 0%
Units
(Limit)
X(max)
X(max)
X(max)
(max)
(max)
(max)
2 2 4 Digital DC Characteristics The following specifications apply to the LM12434 and LM12 L 438 for VAa e VDa e 5V
3 3V AGND e DGND e 0V unless otherwise specified Boldface limits apply for TA e TJ e TMIN to TMAX all other
limits TA e TJ e 25 C (Notes 6 7 and 8)
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 11)
Units
(Limit)
VIN(1)
VIN(0)
IIN(1)
IIN(0)
CIN
VOUT(1)
VOUT(0)
IOUT
Logical ââ1ââ Input Voltage
Logical ââ0ââ Input Voltage
Logical ââ1ââ Input Current
Logical ââ0ââ Input Current
All Digital Inputs
Logical ââ1ââ Output Voltage
Logical ââ0ââ Output Voltage
TRI-STATE Output Leakage Current
VAa e VDa e 5 5V 3 6V
VAa e VDa e 4 5V 3 0V
VIN e 5V 3 3V
VIN e 0V
VAa e VDa e 4 5V 3 0V
IOUT e b360 mA
IOUT e b10 mA
VAa e VDa e 4 5V 3 0V
IOUT e 1 6 mA
VOUT e 0V
VOUT e 5V 3 3V
0 005
b0 005
6
20
08
10
b1 0
V (min)
V (max)
mA (max)
mA (max)
pF
b0 05
0 05
24
4 25 2 9
04
b3 0
30
V (min)
V (min)
V (max)
mA (max)
mA (max)
9
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