Datasheet

LTC2637
15
2637fb
TYPICAL PERFORMANCE CHARACTERISTICS
Gain Error vs Reference Input
0.1Hz to 10Hz Voltage Noise
T
A
= 25°C, unless otherwise noted.
REFERENCE VOLTAGE (V)
1
GAIN ERROR (%FSR)
1.0
0.8
0.6
0.4
–0.6
–0.8
–0.4
–0.2
0.2
0
–1.0
1.5 54.54
2637 G34
5.52 2.5 3 3.5
V
CC
= 5.5V
GAIN ERROR OF 8 CHANNELS
1s/DIV
10µV/DIV
2637 G35
V
CC
= 5V, V
FS
= 2.5V
CODE = MID-SCALE
INTERNAL REF.
Gain Error vs. Temperature Noise Voltage vs. Frequency
LTC2637
TEMPERATURE (°C)
–50
GAIN ERROR (%FSR)
1.0
0.5
0
–0.5
–1.0
–25 125100755025
2637 G31
1500
FREQUENCY (Hz)
100
NOISE VOLTAGE (nV/√Hz)
500
400
300
200
100
0
1k 100k
2637 G32
1M10k
V
CC
= 5V
CODE = MID-SCALE
INTERNAL REF.
LTC2637-H
LTC2637-L