Datasheet

LTC2268-14/
LTC2267-14/LTC2266-14
29
22687614fa
Typical applicaTions
LTC2268 Schematic
LTC2268
3
2
1
A
IN1
+
A
IN1
–
V
CM1
REFH
REFH
REFL
REFL
V
CM2
A
IN2
+
A
IN2
–
8
9
10
V
DD
V
DD
SENSE
GND
V
REF
PAR/SER
SDO
GND
OUT1A
+
OUT1A
–
3940 38 37 36
SDO
PAR/SER
SENSE
V
DD
35 34 33 32 31
C59
0.1µF
R92
100
C29
0.1µF
6
5
4
7
C30
0.1µF
C1
2.2µF
C3
0.1µF
C2
0.1µF
OV
DD
R8
100
A
IN1
A
IN1
A
IN2
A
IN2
226814 TA02
DIGITAL
OUTPUTS
DIGITAL
OUTPUTS
OUT1B
+
OUT1B
–
DCO
+
DCO
–
OV
DD
OGND
FR
+
FR
–
OUT2A
+
OUT2A
–
23
24
25
26
27
28
29
30
22
21
C16
0.1µF
C4
1µF
C5
1µF
V
DD
V
DD
ENC
+
ENC
–
CS SCK SDI GND OUT2B
–
OUT2B
+
1211
V
DD
13 14 15 16 17 18 19 20
C7
0.1µF
SPI BUS
C46
0.1µF
C47
0.1µF
ENCODE
CLOCK
ENCODE
CLOCK