ltc2258cuj-12 Linear Technology Corporation, ltc2258cuj-12 Datasheet - Page 28

• Manufacturer Part Number: ltc2258cuj-12
• Description: 12-bit, 65/40/2 5msps Ultralow Power 1.8v Adcs
• Manufacturer: Linear Technology Corporation

LTC2258-12
LTC2257-12/LTC2256-12
TYPICAL APPLICATIONS
28
ANALOG INPUT
MABAES0060
0.1μF
C12
•
T2
•
R15 100Ω
R10 10Ω
R9 10Ω
C13
1μF
R39
33.2Ω
1%
R40
33.2Ω
1%
C15
0.1μF
0.1μF
C21
0.1μF
C18
C51
4.7pF
PAR/SER
ENCODE CLOCK
R27 10Ω
R28 10Ω
C20
2.2μF
LTC2258 Schematic
10
1
2
3
4
5
6
7
8
9
C19
0.1μF
AIN
AIN
GND
REFH
REFH
REFL
REFL
PAR/SER
V
V
GND
DD
DD
C17
1μF
+
–
41
ENC
V
R13
100Ω
DD
11
40
+
SENSE V
SENSE
ENC
12
39
R14
1k
–
CS
REF
38
13
V
SCK
C23
1μF
100Ω
SPI BUS
CM
LTC2258CUJ
R16
14
37
OF
SDI SDO DNC DNC
+
15
36
OF
–
35
16
D11 D10
34
17
18
33
D9
D0
32
CLKOUT
CLKOUT
19
OGND
D8
OV
D1
31
D7
D6
DD
D5
D4
D3
D2
20
+
–
30
29
28
27
26
25
24
23
22
21
C37
0.1μF
DIGITAL
OUTPUTS
DIGITAL
OUTPUTS
225812 TA02
225812p
0V
DD