
LTC2411/LTC2411-1
8
TYPICAL PERFOR A CE CHARACTERISTICS
UW
+ Full-Scale Error vs Temperature
PSRR vs Frequency at VCC
(LTC2411)
TEMPERATURE (
°C)
–45
FULL-SCALE
ERROR
(ppm
OF
V
REF
)
5
–15
15
30
90
2411 G19
4
3
2
1
0
–1
–2
–3
–4
–5
–30
0
45
60
75
VCC = 2.7V
REF+ = 2.5V
REF– = GND
IN+ = 1.25V
IN– = GND
FO = GND
–Full-Scale Error vs Temperature
TEMPERATURE (
°C)
–45
–3
–
FULL-SCALE
ERROR
(ppm
OF
V
REF
)
–2
0
1
2
–15
15
30
90
2411 G20
–1
–30
0
45
60
75
3
VCC = 5V
REF + = 5V
REF – = GND
IN+ = GND
IN– = 2.5V
FO = GND
–Full-Scale Error vs Temperature
TEMPERATURE (
°C)
–45
–
FULL-SCALE
ERROR
(ppm
OF
V
REF
)
5
–15
15
30
90
2411 G21
4
3
2
1
0
–1
–2
–3
–4
–5
–30
0
45
60
75
VCC = 2.7V
REF+ = 2.5V
REF– = GND
IN+ = GND
IN– = 1.25V
FO = GND
FREQUENCY AT VCC (Hz)
1
–20
0
–40
–60
–80
–100
–120
–140
1k
100k
2411 G22
10
100
10k
1M
REJECTION
(dB)
VCC = 4.1V DC
REF+ = 2.5V
REF– = GND
IN+ = GND
IN– = GND
FO = GND
TA = 25°C
PSRR vs Frequency at VCC
(LTC2411)
FREQUENCY AT VCC (Hz)
0
REJECTION
(dB)
–60
–40
–20
120
180
2411 G23
–80
–100
30
60
150
210
–120
–140
0
90
240
VCC = 4.1V DC ±1.4V
REF+ = 2.5V
REF– = GND
IN+ = GND
IN– = GND
FO = GND
TA = 25°C
PSRR vs Frequency at VCC
(LTC2411)
FREQUENCY AT VCC (Hz)
7600
–60
–40
0
7750
2411 G24
–80
–100
7650
7700
7800
–120
–140
–20
REJECTION
(dB)
VCC = 4.1V DC ±0.7VP-P
REF+ = 2.5V
REF– = GND
IN+ = GND
IN– = GND
FO = GND
TA = 25°C
PSRR vs Frequency at VCC
(LTC2411-1)
PSRR vs Frequency at VCC
(LTC2411-1)
PSRR vs Frequency at VCC
(LTC2411-1)
FREQUECY AT VCC (Hz)
1
0
–20
–40
–60
–80
–100
–120
–140
1k
100k
2411 G31
10
100
10k
1M
REJECTION
(dB)
VCC = 4.1V DC
REF+ = 2.5V
REF– = GND
IN+ = GND
IN– = GND
FO = GND
TA = 25°C
FREQUENCY AT VCC (Hz)
0
–140
REJECTION
(dB)
–120
–80
–60
–40
0
20
100
140
2411 G32
–100
–20
80
200
180
220
40 60
120
160
VCC = 4.1V DC ±1.4V
REF+ = 2.5V
REF– = GND
IN+ = GND
IN– = GND
FO = GND
TA = 25°C
FREQUENCY AT VCC (Hz)
6880
–60
–40
0
7030
2411 G33
–80
–100
6930
6980
7080
–120
–140
–20
REJECTION
(dB)
VCC = 4.1V DC ±0.7V
REF+ = 2.5V
REF– = GND
IN+ = GND
IN– = GND
FO = GND
TA = 25°C