LM12434CIWM NSC [National Semiconductor], LM12434CIWM Datasheet - Page 5

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LM12434CIWM

Manufacturer Part Number
LM12434CIWM
Description
Sign Data Acquisition System with Serial I/O and Self-Calibration
Manufacturer
NSC [National Semiconductor]
Datasheet
Symbol
ILE
TUE
DNL
ILE
TUE
2 0 Electrical Specifications
2 1 RATINGS
2 1 1 Absolute Maximum Ratings (Notes 1
If Military Aerospace specified devices are required
please contact the National Semiconductor Sales
Office Distributors for availability and specifications
Supply Voltage (V
Voltage at Input and Output Pins
Voltage at Analog Inputs IN0–IN3 (LM12434)
l
l
Input Current at Any Pin (Note 3)
Package Input Current (Note 3)
Power Dissipation (T
Storage Temperature
Soldering Information Lead Temperature (Note 19)
ESD Susceptibility (Note 5)
2 2 PERFORMANCE CHARACTERISTICS All specifications apply to the LM12434 LM12438 and LM12L438 unless otherwise
noted Specifications in braces
2 2 1 Converter Static Characteristics The following specifications apply to the LM12434 and LM12 L 438 for V
V
8 0 MHz 6 MHz
T
V
AGND
1 25V common-mode voltage and minimum acquisition time unless otherwise specified Boldface limits apply for T
D
J
A
except IN0–IN3 (LM12434)
and IN0 –IN7 (LM12 L 438)
and IN0–IN7 (LM12 L 438)
V Package
WM Package
V Package Vapor Phase (60 seconds)
WM Package Vapor Phase (60 seconds)
a
a
e
e
b
T
b
MIN
5V 3 3V
V
D
DGND
a
to T
Positive and Negative Integral
Linearity Error
Total Unadjusted Error
Resolution with No Missing Codes
Differential Non-Linearity
Zero Error
Positive Full-Scale Error
Negative Full-Scale Error
DC Common Mode Error
8-Bit
Mode Positive and Negative
Integral Linearity Error
8-Bit
Total Unadjusted Error
8-Bit
Resolution with No Missing Codes
l
Infrared (15 seconds)
Infrared (15 seconds)
l
MAX
A
a
a
a
a
AGND
R
Sign and ‘‘Watchdog’’
Sign and ‘‘Watchdog’’ Mode
Sign and ‘‘Watchdog’’ Mode
A
and V
S
e
all other limits T
e
Parameter
25 C) (Note 4)
D
e
25
a
DGND
)
source impedance for V
apply only to the LM12L438
GND
e
b
A
0 3V to V
0V V
b
b
e
65 C to
5V to V
T
REF
J
2)
e
a
a
g
25 C (Notes 6 7 8 and 9)
a
a
300 mV
300 mV
a
g
e
20 mA
1 5 kV
150 C
After Auto-Cal (Notes 12 17)
After Auto-Cal (Note 12)
After Auto-Cal (Note 12)
After Auto-Cal
After Auto-Cal (Notes 13 17)
After Auto-Cal (Notes 12 17)
After Auto-Cal (Notes 12 17)
(Note 14)
(Note 12)
After Auto-Zero
a
5 mA
6 0V
0 3V
4 096V 2 5V
5V
REF
a
Conditions
5
and V
2 1 2 Operating Ratings (Notes 1
Temperature Range
Supply Voltage
V
Analog Inputs Range
V
V
V
V
l
l
V
AGDND
A
REF
REF
REF
REF
A
LM12434CIV LM12 L 438CIV
LM12434CIWM LM12 L 438CIWM
Range (Note 16)
a
a
REF
V
a
b
a
V
REF
b
Common Mode
D
Input Voltage
Input Voltage
b
b
V
a
b
b
D
V
s
a
DGND
REF
e
l
25
0V 12-bit
b
l
fully-differential input with fixed 2 048V
(Note 10)
Typical
g
g
g
g
g
g
g
g
g
0 35
0 15
1 2
0 2
0 2
0 2
0 2
1
2
a
0 1 V
sign conversion mode f
0V
s
A
a
(Note 11)
V
2)
Limits
g
g
g
s
REF
g
GND
g
g
g
g
g
13
1V
1 2
1 2
b
b
3 5
9
4 0
(T
V
1
1
1
2
2
1V
40 C
40 C
b
REFCM s
min s
s
s
s
s
V
REF
V
V
s
s
V
3 0V to 5 5V
IN
REF
REF s
T
T
T
A s
a
a
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
s
s
Bits (max)
A s
A s
0 6 V
(Limit)
a
100 mV
100 mV
Units
s
s
A
CLK
LSB
Bits
T
b
a
85 C
85 C
V
V
V
A
max
A
A
A
A
1V
e
e
e
a
a
a
a
)

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