Datasheet

LTC2637
12
2637fb
TYPICAL PERFORMANCE CHARACTERISTICS
Integral Nonlinearity (INL) Differential Nonlinearity (DNL)
INL vs Temperature DNL vs Temperature
Reference Output Voltage
vs Temperature
Settling to ±1LSB Rising Settling to ±1LSB Falling
T
A
= 25°C, unless otherwise noted. LTC2637-H12 (Internal Reference, V
FS
= 4.096V)
CODE
0
INL (LSB)
1.0
0.5
0
–0.5
–1.0
1024 3072
2637 G08
40952048
V
CC
= 5V
CODE
0
DNL (LSB)
1.0
0.5
0
–0.5
–1.0
1024 3072
2637 G09
40952048
V
CC
= 5V
TEMPERATURE (°C)
–50
INL (LSB)
1.0
0.5
0
–0.5
–1.0
–25 125100755025
2637 G10
1500
V
CC
= 5V
INL (POS)
INL (NEG)
TEMPERATURE (°C)
–50
DNL (LSB)
1.0
0.5
0
–0.5
–1.0
–25 125100755025
2637 G11
1500
V
CC
= 5V
DNL (POS)
DNL (NEG)
TEMPERATURE (°C)
–50
V
REF
(V)
2.068
2.058
2.048
2.038
2.028
–25 125100755025
2637 G12
1500
V
CC
= 5V
SCL
5V/DIV
V
OUT
1LSB/DIV
2µs/DIV
2637 G13
9TH CLOCK OF
3RD DATA BYTE
1/4 SCALE TO
3/4 SCALE STEP
V
CC
= 5V, V
FS
= 4.095V
R
L
= 2k, C
L
= 100pF
AVERAGE OF 256 EVENTS
4.1µs
SCL
5V/DIV
V
OUT
1LSB/DIV
2µs/DIV
2637 G14
9TH CLOCK OF
3RD DATA BYTE
3/4 SCALE TO
1/4 SCALE STEP
V
CC
= 5V, V
FS
= 4.095V
R
L
= 2k, C
L
= 100pF
AVERAGE OF 256 EVENTS
5µs