LTC2641/LTC2642
TYPICAL PERFORMANCE CHARACTERISTICS
Supply Current (I
DD
) vs
Temperature
150
125
V
DD
= 5V
100
I
DD
(μA)
75
50
25
0
–40
V
DD
= 3V
I
DD
(μA)
100
I
DD
(μA)
75
50
25
100
–15
10
35
TEMPERATURE (°C)
60
85
26412 G19
Supply Current (I
DD
) vs Supply
Voltage (V
DD
)
150
125
700
600
500
400
300
200
V
REF
= 2.5V
900
800
Supply Current (I
DD
) vs Digital
Input Voltage
V
REF
= 2.5V
V
DD
= 5V
V
DD
= 3V
0
0
2.5
3
3.5
4
V
DD
(V)
26412 G20
4.5
5
5.5
0
0.5
1 1.5 2 2.5 3 3.5 4 4.5
DIGITAL INPUT VOLTAGE (V)
5
26412 G21
Supply Current (I
DD
) vs V
REF
,
V
DD
= 5V
150
125
100
I
DD
(μA)
75
50
25
0
1
1.5
2
2.5
3
V
REF
(V)
26412 G22
Supply Current (I
DD
) vs V
REF
,
V
DD
= 3V
150
125
100
I
DD
(μA)
75
50
25
0
4.5
5
1
1.5
2
V
REF
(V)
26412 G23
Midscale Glitch Impulse
CS
5V/DIV
CODE
32767
CODE
32768
CODE
32767
V
DD
= 5V
V
DD
= 3V
V
OUT
20mV/DIV
LTC2641-16
UNBUFFERED
C
L
= 10pF
2.5
3
500ns/DIV
26412 G24
3.5
4
Full-Scale Transition
CS
5V/DIV
Full-Scale Settling (Zoomed In)
V
OUT
vs V
DD
= 0V to 5.5V
(POR Function) LTC2641
CS
5V/DIV
SETTLE
RESIDUE
250μV/DIV
V
DD
= V
REF
0V TO 5.5V
2V/DIV
V
OUT
10mV/DIV
V
OUT
1V/DIV
LTC2641-16
UNBUFFERED
C
L
= 10pF
V
REF
= 2.5V
V
DD
= 5V
500ns/DIV
26412 G25
LTC2641-16
500ns/DIV
V
REF
= 2.5V
CONSULT FACTORY FOR
MEASUREMENT CIRCUIT
26412 G26
LTC2641-16
UNBUFFERED
C
L
= 10pF
50ms/DIV
26412 G27
26412f
8
LINER [ LINEAR TECHNOLOGY ]
