Datasheet
LTC2440
5
2440fd
TYPICAL PERFORMANCE CHARACTERISTICS
Integral Nonlinearity f
OUT
= 3.5kHz
Integral Nonlinearity
f
OUT
= 1.76kHz Integral Nonlinearity f
OUT
= 880Hz
Integral Nonlinearity f
OUT
= 440Hz Integral Nonlinearity f
OUT
= 220Hz Integral Nonlinearity f
OUT
= 110Hz
Integral Nonlinearity f
OUT
= 55Hz Integral Nonlinearity f
OUT
= 27.5Hz
Integral Nonlinearity
f
OUT
= 13.75Hz
V
IN
(V)
–2.5
INL ERROR (ppm OF V
REF
)
0
5
1.5
2440 G01
–5
–10
–1.5
–0.5
0
2.5
10
0.5
–2
–1
2
1
V
CC
= 5V
V
REF
= 5V
V
REF
+
= 5V
V
REF
–
= GND
V
INCM
= 2.5V
f
O
= GND
T
A
= 25°C
V
IN
(V)
–2.5
INL ERROR (ppm OF V
REF
)
0
5
1.5
2440 G02
–5
–10
–1.5
–0.5
0
2.5
10
0.5
–2
–1
2
1
V
CC
= 5V
V
REF
= 5V
V
REF
+
= 5V
V
REF
–
= GND
V
INCM
= 2.5V
f
O
= GND
T
A
= 25°C
V
IN
(V)
–2.5
INL ERROR (ppm OF V
REF
)
0
5
1.5
2440 G03
–5
–10
–1.5
–0.5
0
2.5
10
0.5
–2
–1
2
1
V
CC
= 5V
V
REF
= 5V
V
REF
+
= 5V
V
REF
–
= GND
V
INCM
= 2.5V
f
O
= GND
T
A
= 25°C
V
IN
(V)
–2.5
INL ERROR (ppm OF V
REF
)
0
5
1.5
2440 G04
–5
–10
–1.5
–0.5
0
2.5
10
0.5
–2
–1
2
1
V
CC
= 5V
V
REF
= 5V
V
REF
+
= 5V
V
REF
–
= GND
V
INCM
= 2.5V
f
O
= GND
T
A
= 25°C
V
IN
(V)
–2.5
INL ERROR (ppm OF V
REF
)
0
5
1.5
2440 G05
–5
–10
–1.5
–0.5
0
2.5
10
0.5
–2
–1
2
1
V
CC
= 5V
V
REF
= 5V
V
REF
+
= 5V
V
REF
–
= GND
V
INCM
= 2.5V
f
O
= GND
T
A
= 25°C
V
IN
(V)
–2.5
INL ERROR (ppm OF V
REF
)
0
5
1.5
2440 G06
–5
–10
–1.5
–0.5
0
2.5
10
0.5
–2
–1
2
1
V
CC
= 5V
V
REF
= 5V
V
REF
+
= 5V
V
REF
–
= GND
V
INCM
= 2.5V
f
O
= GND
T
A
= 25°C
V
IN
(V)
–2.5
INL ERROR (ppm OF V
REF
)
0
5
1.5
2440 G07
–5
–10
–1.5
–0.5
0
2.5
10
0.5
–2
–1
2
1
V
CC
= 5V
V
REF
= 5V
V
REF
+
= 5V
V
REF
–
= GND
V
INCM
= 2.5V
f
O
= GND
T
A
= 25°C
V
IN
(V)
–2.5
INL ERROR (ppm OF V
REF
)
0
5
1.5
2440 G08
–5
–10
–1.5
–0.5
0
2.5
10
0.5
–2
–1
2
1
V
CC
= 5V
V
REF
= 5V
V
REF
+
= 5V
V
REF
–
= GND
V
INCM
= 2.5V
f
O
= GND
T
A
= 25°C
V
IN
(V)
–2.5
INL ERROR (ppm OF V
REF
)
0
5
1.5
2440 G09
–5
–10
–1.5
–0.5
0
2.5
10
0.5
–2
–1
2
1
V
CC
= 5V
V
REF
= 5V
V
REF
+
= 5V
V
REF
–
= GND
V
INCM
= 2.5V
f
O
= GND
T
A
= 25°C