Datasheet

LTC2632
13
2632fa
Headroom at Rails
vs Output Current Exiting Power-Down to Mid-Scale
Power-On Reset to Mid-Scale
Supply Current vs Logic Voltage
Large-Signal Response Mid-Scale Glitch Impulse Power-On Reset Glitch
T
A
= 25°C, unless otherwise noted.
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2632
2µs/DIV
V
OUT
0.5V/DIV
2632 G22
V
FS
= V
CC
= 5V
1/4 SCALE to 3/4 SCALE
2µs/DIV
CS/LD
5V/DIV
V
OUT
2mV/DIV
2632 G23
LTC2632-H12, V
CC
= 5V
3.0nV-s TYP
LTC2632-L12, V
CC
= 3V
2.8nV-s TYP
200µs/DIV
V
OUT
10mV/DIV
V
CC
2V/DIV
2632 G24
LTC2632-L
ZERO-SCALE
I
OUT
(mA)
0
V
OUT
(V)
5.0
4.0
3.0
4.5
3.5
2.5
1.5
2.0
0.5
1.0
0
21 3 8
2632 G25
106 974 5
5V SOURCING
5V SINKING
3V (LTC2632-L) SOURCING
3V (LTC2632-L) SINKING
5µs/DIV
V
OUTA
0.5V/DIV
CS/LD
5V/DIV
2632 G26
LTC2632-H
V
CC
= 5V
INTERNAL REF
DAC B IN
POWER-DOWN
MODE
200µs/DIV
V
OUT
0.5V/DIV
V
CC
2V/DIV
2632 G27
LTC2632-H
LTC2632-L
LOGIC VOLTAGE (V)
0
I
CC
(mA)
1.2
1.0
0.8
0.4
0.6
0.2
21 4
2632 G28
53
V
CC
= 3V
(LTC2632-L)
V
CC
= 5V
SWEEP SCK, SDI, CS/LD
BETWEEN
0V AND V
CC