Datasheet

14
LT1101
1101fa
APPLICATIO S I FOR ATIO
WUUU
–
+
LT1101 • AI07
5
6
3
4
R
SHIELD
MINIMUM VOLTAGE ACROSS BRIDGE = 20mV
MINIMUM SUPPLY VOLTAGE = 1.8V
RR
R
RESISTANCE
BRIDGE
TRANSDUCER
OR SENSOR
1
8
V
+
OUT
LT1101
G = 100
Differential Voltage Amplification from a Resistance Bridge
Gain = 20, 110 or 200 Instrumentation Amplifier
Differential Output
Single Ended Output
LT1101 • AI08
8
6
3
8
1
6
3
OUT
–
+
IN
GAIN = 200, AS SHOWN
GAIN = 20, SHORT PIN 1 TO PIN 2, PIN 7 TO PIN 8
ON BOTH DEVICES
GAIN = 110, SHORT PIN 1 TO PIN 2, PIN 7 TO PIN 8
ON ONE DEVICE, NOT ON THE OTHER
INPUT REFERRED NOISE IS REDUCED BY √2 (G = 200 OR 20)
–
+
LT1101
–
+
LT1101
8
1
6
3
8
1
6
3
–
+
LT1101
–
+
IN
–
+
OUT
–
+
LT1101
1