LT1490A
ABSOLUTE
MAXIMUM
RATINGS
(Note 1)
Total Supply Voltage (V
+
to V
–
) ............................. 44V
Differential Input Voltage ........................................ 44V
Input Current .....................................................
±12mA
Output Short-Circuit Duration (Note 2) ........ Continuous
Junction Temperature .......................................... 150°C
Operating Temperature Range
(Note 3) ............................................. – 40°C to 85°C
Specified Temperature Range (Note 4) .. – 40°C to 85°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
PACKAGE/ORDER INFORMATION
ORDER PART
NUMBER
TOP VIEW
OUT A
–IN A
+IN A
V
–
1
2
3
4
8
7
6
5
V
+
OUT B
–IN B
+IN B
TOP VIEW
OUT A
–IN A
+IN A
V
–
1
2
A
3
B
4
5
+IN B
6
–IN B
8
7
V
+
OUT B
LT1490ACMS8
LT1490AIMS8
MS8 PART MARKING
LTNG
LTPU
MS8 PACKAGE
8-LEAD PLASTIC MSOP
T
JMAX
= 150°C,
θ
JA
= 250°C/ W
Consult factory for Military grade parts.
ELECTRICAL CHARACTERISTICS
SYMBOL
V
OS
PARAMETER
Input Offset Voltage (Note 5)
The
q
denotes specifications which apply over the full operating temperature
range, otherwise specifications are at T
A
= 25°C. V
S
= 3V, 0V; V
S
= 5V, 0V unless otherwise noted. (Note 4)
CONDITIONS
N8, S8 Package
0°C
≤
T
A
≤
70°C
– 40°C
≤
T
A
≤
85°C
MS8 Package
0°C
≤
T
A
≤
70°C
– 40°C
≤
T
A
≤
85°C
Input Offset Voltage Drift (Note 9)
– 40°C
≤
T
A
≤
85°C
V
CM
= 44V (Note 6)
q
q
I
OS
I
B
Input Offset Current
Input Bias Current
V
CM
= 44V (Note 6)
V
S
= 0V
Input Noise Voltage
0.1Hz to 10Hz
f = 1kHz
f = 1kHz
Differential
Common Mode, V
CM
= 0V to 44V
e
n
i
n
R
IN
Input Noise Voltage Density
Input Noise Current Density
Input Resistance
2
U
U
W
W W
U
W
ORDER PART
NUMBER
LT1490ACN8
LT1490ACS8
LT1490AIN8
LT1490AIS8
S8 PART MARKING
1490A
1490AI
N8 PACKAGE
8-LEAD PDIP
S8 PACKAGE
8-LEAD PLASTIC SO
T
JMAX
= 150°C,
θ
JA
= 130°C/ W (N8)
T
JMAX
= 150°C,
θ
JA
= 190°C/ W (S8)
MIN
TYP
110
MAX
500
700
800
1000
1200
1400
4
0.8
0.8
8
10
UNITS
µV
µV
µV
µV
µV
µV
µV/°C
nA
µA
nA
µA
nA
µV
P-P
nV/√Hz
pA/√Hz
MΩ
MΩ
220
q
q
q
q
q
q
q
2
0.2
1
3
0.3
1
50
0.03
6
4
17
11
LINER [ LINEAR TECHNOLOGY ]
