Datasheet

LTC2415/LTC2415-1
9
sn2415 24151fs
TYPICAL PERFOR A CE CHARACTERISTICS
UW
V
CC
(V)
2.7 3.1
3.5 3.9 4.3 4.7 5.1 5.5
+FULL-SCALE ERROR (ppm OF V
REF
)
2415 G28
5
4
3
2
1
0
V
REF
= 2.5V
REF
+
= 2.5V
REF
–
= GND
IN
+
= 1.25V
IN
–
= GND
F
O
= GND
T
A
= 25°C
V
REF
(V)
1 2 3 40.5 1.5 2.5 3.5 4.5 5
+FULL-SCALE ERROR (ppm OF V
REF
)
2415 G29
8
4
0
–4
–8
V
CC
= 5V
REF
+
= V
REF
REF
–
= GND
IN
+
= 0.5 • REF
+
IN
–
= GND
F
O
= GND
T
A
= 25°C
TEMPERATURE (°C)
–45
–30 –15 0 15 30 45 60 75 90
–FULL-SCALE ERROR (ppm OF V
REF
)
2415 G30
0
–1
–2
–3
–4
–5
–6
V
CC
= 5V
REF
+
= 5V
REF
–
= GND
IN
+
= GND
IN
–
= 2.5V
F
O
= GND
V
CC
(V)
2.7 3.1
3.5 3.9 4.3 4.7 5.1 5.5
–FULL-SCALE ERROR (ppm OF V
REF
)
2415 G31
0
–1
–2
–3
–4
–5
V
REF
= 2.5V
REF
+
= 2.5V
REF
–
= GND
IN
+
= GND
IN
–
= 1.25V
F
O
= GND
T
A
= 25°C
V
REF
(V)
1 2 3 40.5 1.5 2.5 3.5 4.5 5
–FULL-SCALE ERROR (ppm OF V
REF
)
2415 G32
8
4
0
–4
–8
–12
V
CC
= 5V
REF
+
= V
REF
REF
–
= GND
IN
+
= GND
IN
–
= 0.5 • REF
+
F
O
= GND
T
A
= 25°C
FREQUENCY AT V
CC
(Hz)
050
100 150 200 250
REJECTION (dB)
2415 G33
0
–20
–40
–60
–80
–100
–120
V
CC
= 4.1V DC + 1.4V AC
REF
+
= 2.5V
REF
–
= GND
IN
+
= IN
–
= GND
F
O
= GND
T
A
= 25°C
FREQUENCY AT V
CC
(Hz)
1 100 10000 1000000
REJECTION (dB)
2415 G34
0
–20
–40
–60
–80
–100
–120
REF
+
= 2.5V
REF
–
= GND
IN
+
= IN
–
= GND
F
O
= GND
T
A
= 25°C
FREQUENCY AT V
CC
(Hz)
15200 15300 15400 15500
REJECTION (dB)
2415 G35
0
–20
–40
–60
–80
–100
–120
V
CC
= 4.1V DC + 0.7V AC
REF
+
= 2.5V
REF
–
= GND
IN
+
= IN
–
= GND
F
O
= GND
T
A
= 25°C
+Full-Scale Error vs V
CC
+Full-Scale Error vs V
REF
–Full-Scale Error vs
Temperature (T
A
)
–Full-Scale Error vs V
CC
–Full-Scale Error vs V
REF
PSRR vs Frequency at V
CC
PSRR vs Frequency at V
CC
PSRR vs Frequency at V
CC
TEMPERATURE (°C)
–45
–30 –15 0 15 30 45 60 75 90
SUPPLY CURRENT (µA)
2415 G36
220
210
200
190
180
170
160
150
140
V
REF
+
= V
CC
V
REF
–
= GND
V
IN
+
= V
IN
–
= GND
F
O
= GND
CS = GND
SCK = SDO = N/C
V
CC
= 5.5V
V
CC
= 4.1V
V
CC
= 2.7V
Conversion Current vs
Temperature (T
A
)