Datasheet
2
LT1497
ABSOLUTE MAXIMUM RATINGS
W
WW
U
Total Supply Voltage (V
+
to V
–
)
LT1497CS8.......................................................... 14V
LT1497CS............................................................ 36V
Noninverting Input Current ................................... ±2mA
Output Short-Circuit Duration (Note 1)..........Continuous
Operating Temperature Range (Note 2) ... –40°C to 85°C
Specified Temperature Range ...................... 0°C to 70°C
Maximum Junction Temperature (See Below) .......150°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)................... 300°C
PACKAGE/ORDER INFORMATION
W
U
U
T
JMAX
= 150°C, θ
JA
= 40°C/ W (NOTE 3)
ORDER PART
NUMBER
ORDER PART
NUMBER
S8 PART MARKING
1497
LT1497CS8
T
JMAX
= 150°C, θ
JA
= 80°C/ W (NOTE 3)
1
2
3
4
8
7
6
5
TOP VIEW
S8 PACKAGE
8-LEAD PLASTIC SO
OUT A
–IN A
+IN A
V
–
V
+
OUT B
–IN B
+IN B
A
B
LT1497CS
Consult factory for Industrial and Military grade parts.
TOP VIEW
S PACKAGE
16-LEAD PLASTIC SO
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V
–
NC
OUT A
–IN A
+IN A
V
–
NC
V
–
V
–
NC
V
+
OUT B
–IN B
+IN B
NC
V
–
A
B
ELECTRICAL CHARACTERISTICS
V
CM
= 0V, ±2.5V ≤ V
S
≤ ±15V (LT1497CS), ±2.5V ≤ V
S
≤ ±5V (LT1497CS8), pulse tested unless otherwise noted.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage T
A
= 25°C ±3 ±10 mV
● ±15 mV
Input Offset Voltage Matching T
A
= 25°C ±1 ±3.5 mV
● ±5.0 mV
Input Offset Voltage Drift ● 10 µV/°C
I
IN
+
Noninverting Input Current T
A
= 25°C ±1 ±3 µA
● ±10 µA
Noninverting Input Current Matching T
A
= 25°C ±0.3 ±1.0 µA
● ±1.5 µA
I
IN
–
Inverting Input Current T
A
= 25°C ±7 ±20 µA
● ±40 µA
Inverting Input Current Matching T
A
= 25°C ±3 ±10 µA
● ±15 µA
e
n
Input Noise Voltage Density f = 1kHz, R
F
= 1k, R
G
= 10Ω, R
S
= 0Ω 3 nV/√Hz
+i
n
Noninverting Input Noise Current Density f = 1kHz, R
F
= 1k, R
G
= 10Ω, R
S
= 10k 2 pA/√Hz
–i
n
Inverting Input Noise Current Density f = 1kHz, R
F
= 1k, R
G
= 10Ω, R
S
= 10k 20 pA/√Hz
R
IN
Input Resistance V
IN
= ±13V, V
S
= ±15V ● 1.5 10 MΩ
V
IN
= ±3V, V
S
= ±5V ● 1.5 8 MΩ
V
IN
= ±0.5V, V
S
= ±2.5V ● 1.5 8 MΩ
C
IN
Input Capacitance 3pF