Datasheet

LTC2654
13
2654f
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2654-16
Power-On Reset to Mid-Scale Noise Voltage vs Frequency
DAC Output 0.1Hz to 10Hz
Voltage Noise
Reference 0.1Hz to 10Hz
Voltage Noise
DAC to DAC Crosstalk (Dynamic) Power-On Reset Glitch
V
OUT
2mV/DIV
V
OUT
2mV/DIV
ONE DAC
SWITCH 0-FS
2V/DIV
2654 G33
2µs/DIV
LTC2654-L16, V
CC
= 5V, 4nV TYP
C
REFCOMP
= 1000pF
C
REFOUT
= NO LOAD
LTC2654-L16, V
CC
= 5V
C
REFCOMP
= C
REFOUT
= 0.22µF
V
CC
2V/DIV
V
OUT
10mV/DIV
2654 G34
200µs/DIV
ZERO-SCALE
V
CC
2V/DIV
V
OUT
1V/DIV
2654 G35
1ms/DIV
LTC2654-L
FREQUENCY (Hz)
10
NOISE VOLTAGE (nV/√Hz)
400
100
200
300
0
10k1k100
2654 G36
1M100k
V
CC
= 5V
CODE = MID-SCALE
INTERNAL REF
C
REFCOMP
= C
REFOUT
= 0.1µF
LTC2654-H
LTC2654-L
5µV/DIV
2654 G37
1s/DIV
V
CC
= 5V, LTC2654-H
CODE = MID-SCALE
INTERNAL REF
C
REFCOMP
= C
REFOUT
= 0.1µF
2µV/DIV
2654 G38
1s/DIV
V
REFOUT
= 2.048V
C
REFCOMP
= C
REFOUT
= 0.1µF