
LTC2630
11
2630ff
2s/DIV
0.5V/DIV
2630 G22
VFS = VCC = 5V
1/4 SCALE TO 3/4 SCALE
typical perFormance characteristics
LTC2630
Large-Signal Response
IOUT (mA)
0
1
2
3
4
5
6
7
8
9 10
V OUT
(V)
2.5
2.0
3.5
3.0
4.0
2630 G25
1.5
1.0
0.5
0
5.0
4.5
5V SOURCING
3V (LTC2630-L) SOURCING
3V (LTC2630-L) SINKING
5V SINKING
Headroom at Rails
vs Output Current
0.1Hz to 10Hz Voltage Noise
LOGIC VOLTAGE (V)
0
1
2
3
4
5
I CC
(mA)
0.4
0.6
0.8
2630 G29
0.2
0
1.0
VCC = 5V
VCC = 3V
(LTC2630-L)
SWEEP SCK, SDI, CS/LD
BETWEEN 0V AND VCC
Supply Current vs Logic Voltage
1s/DIV
10V/DIV
2630 G27
VCC = 4V, VFS = 2.5V
CODE = MIDSCALE
Noise Voltage vs Frequency
2s/DIV
LTC2630-H12, VCC = 5V:
2.4nV-s TYP
LTC2630-L12, VCC = 3V:
2.0nV-s TYP
VOUT
5mV/DIV
2630 G23
CS/LD
5V/DIV
INTERNAL REF
Mid-Scale-Glitch Impulse
Power-On Reset Glitch
200s/DIV
VCC
2V/DIV
2630 G24
LTC2630-L
VOUT
2mV/DIV
ZERO-SCALE
FREQUENCY (Hz)
100
NOISE
VOL
TAGE
(nV
/√
Hz)
200
300
1M
2630 G26
100
0
1k
10k
100k
500
400
CODE = MIDSCALE
LTC2630-H
(VCC = 5V)
LTC2630-L
(VCC = 4V)
Exiting Power-Down to Mid-Scale
4s/DIV
2630 G28
LTC2630-H
CS/LD
2V/DIV
VOUT
0.5V/DIV