
LTC2495
0
2495fd
typical perForMance characteristics
PSRR vs Frequency at VCC
(2x Speed Mode)
PSRR vs Frequency at VCC
(2x Speed Mode)
PSRR vs Frequency at VCC
(2x Speed Mode)
FREQUENCY AT VCC (Hz)
1
0
–20
–40
–60
–80
–100
–120
–140
1k
100k
2495 G36
10
100
10k
1M
REJECTION
(dB)
VCC = 4.1V DC
REF+ = 2.5V
REF– = GND
IN+ = GND
IN– = GNDf
fO = GND
TA = 25°C
FREQUENCY AT VCC (Hz)
0
–140
RREJECTION
(dB)
–120
–80
–60
–40
0
20
100
140
2495 G37
–100
–20
80
180
220
200
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)
30600
–60
–40
0
30750
2495 G38
–80
–100
30650
30700
30800
–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
Offset Error vs VCC
(2x Speed Mode)
Offset Error vs VREF
(2x Speed Mode)
VCC (V)
2
2.5
0
OFFSET
ERROR
(V)
100
250
3
4
4.5
2495 G34
50
200
150
3.5
5
5.5
VREF = 2.5V
VIN = 0V
VIN(CM) = GND
fO = GND
TA = 25°C
VREF (V)
0
OFFSET
ERROR
(V)
190
200
210
3
5
2495 G35
180
170
160
1
2
4
220
230
240
VCC = 5V
VIN = 0V
VIN(CM) = GND
fO = GND
TA = 25°C
Offset Error vs Temperature
(2x Speed Mode)
TEMPERATURE (°C)
–45
OFFSET
ERROR
(V)
200
210
220
75
2495 G33
190
180
160
–15
15
45
–30
90
0
30
60
170
240
230
VCC = 5V
VREF = 5V
VIN = 0V
VIN(CM) = GND
fO = GND