Datasheet

LTC2258-12
LTC2257-12/LTC2256-12
29
225812fd
For more information www.linear.com/LTC2258-12
Typical applicaTions
AIN
+
AIN
–
GND
REFH
REFH
REFL
REFL
PAR/SER
V
DD
V
DD
D7
D6
CLKOUT
+
CLKOUT
–
OV
DD
OGND
D5
D4
D3
D2
1
2
3
4
5
6
7
8
9
10
30
29
28
27
26
25
24
23
22
21
R13
100Ω
ENCODE CLOCK
SPI BUS
225812 TA02
C20
2.2µF
C15
0.1µF
PAR/SER
R27 10Ω
R16
100Ω
R28 10Ω
C21
0.1µF
GND ENC
+
ENC
–
CS SCK SDI SDO DNC DNC D0 D1
20191817161514131211
31323334353637383940
41
V
DD
SENSE V
REF
V
CM
OF
+
OF
–
D11 D10 D9 D8
0V
DD
C37
0.1µF
LTC2258CUJ
C23
1µF
SENSE
C17
1µF
C13
1µF
C51
4.7pF
R14
1k
R39
33.2Ω
1%
R40
33.2Ω
1%
C12
0.1µF
R15 100Ω
R10 10Ω
R9 10Ω
ANALOG INPUT
T2
MABAES0060
• •
C18
0.1µF
DIGITAL
OUTPUTS
DIGITAL
OUTPUTS
C19
0.1µF
V
DD
V
DD
LTC2258 Schematic