Datasheet

LTC2632
14
2632fa
T
A
= 25°C, unless otherwise noted.
LTC2632
TYPICAL PERFORMANCE CHARACTERISTICS
Gain Error vs Reference Input 0.1Hz to 10Hz Voltage Noise
DAC to DAC Crosstalk (Dynamic) Gain Error vs Temperature
Multiplying Bandwidth Noise Voltage vs Frequency
FREQUENCY (Hz)
1k
dB
2
0
–2
–6
–4
–8
–12
–10
–16
–14
–18
100k
2632 G29
1M10k
V
CC
= 5V
V
REF(DC)
= 2V
V
REF(AC)
= 0.2V
P-P
CODE = FULL-SCALE
REFERENCE VOLTAGE (V)
1 2.52
GAIN ERROR (%FSR)
0.8
0.4
0.6
0
0.2
–0.4
–0.6
–0.2
–0.8
4.5
2632 G31
5.53.51.5 4 53
V
CC
= 5.5V
GAIN ERROR OF 2 CHANNELS
1s/DIV
10µV/DIV
2632 G32
V
CC
= 5V, V
FS
= 2.5V
CODE = MID-SCALE
INTERNAL REFERENCE
2µs/DIV
V
OUT
2mV/DIV
1 DAC
SWITCH 0-FS
2V/DIV
CS/LD
5V/DIV
2632 G33
LTC2632-H12, V
CC
= 5V
6.7nV-s TYP
TEMPERATURE (°C)
–50
GAIN ERROR (%FSR)
1.0
0.5
0
–0.5
–1.0
–25 125100755025
2634 G34
1500
FREQUENCY (Hz)
100 1k
NOISE VOLTAGE (nV/√Hz)
500
300
400
100
200
0
100k
2632 G30
1M10k
V
CC
= 5V
CODE = MID-SCALE
INTERNAL REFERENCE
LTC2632-H
LTC2632-L