LTC2173-14 Linear Technology Corporation, LTC2173-14 Datasheet - Page 18
LTC2173-14
Manufacturer Part Number
LTC2173-14
Description
(LTC217x-14) 125Msps Low Power Quad ADCs
Manufacturer
Linear Technology Corporation
Datasheet
1.LTC2173-14.pdf
(32 pages)
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LTC2175-14/
LTC2174-14/LTC2173-14
FUNCTIONAL BLOCK DIAGRAM
18
ANALOG
ANALOG
ANALOG
ANALOG
INPUT
INPUT
INPUT
INPUT
CH 1
CH 2
CH 3
CH 4
SENSE
1μF
V
REF
REFERENCE
SELECT
RANGE
1.25V
S/H
S/H
S/H
S/H
GND
REF
BUF
ADC CORE
ADC CORE
ADC CORE
ADC CORE
14-BIT
14-BIT
14-BIT
14-BIT
1.8V
V
DIFF
AMP
REF
DD
0.1μF
Figure 1. Functional Block Diagram
REFH
REFH
2.2μF
0.1μF
REFL
REFL
0.1μF
V
DD
VCM12
/2
0.1μF
ENC+ ENC–
PLL
VCM34
0.1μF
PAR/SER
CS
REGISTERS
CONTROL
SERIALIZER
MODE
SCK
DATA
1.8V
OV
SDI
DD
SDO
217514 F01
OUT1A
OUT1B
OUT2A
OUT2B
OUT3A
OUT3B
OUT4A
OUT4B
DATA CLOCK OUT
FRAME
OGND
21754314p
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