Datasheet

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MAX11661–MAX11666
500ksps, Low-Power,
Serial 12-/10-/8-Bit ADCs
Functional Diagrams
Typical Operating Circuit
CDACMUX
REF
AIN2
AIN1
CHSEL
CONTROL
LOGIC
SAR
OUTPUT
BUFFER
SCLK
CS
V
DD
OVDD
DOUT
MAX11662
MAX11664
MAX11666
CDAC
AIN
CONTROL
LOGIC
SAR
OUTPUT
BUFFER
SCLK
CS
DOUT
V
DD
GND
V
REF
= V
DD
MAX11661
MAX11663
MAX11665
GND (EP)AGND
V
DD
OVDD
SCLK
CPU
DOUT
CS
CHSEL
AIN1
SCK
MISO
AIN2
AGND
REF
+3V
V
OVDD
ANALOG
INPUTS
+2.5V
SS
V
DD
CPU
AIN
GND
+3V
ANALOG
INPUT
DOUT
MISO
SCLK
SCK
CS
SS
GND (EP)
MAX11662
MAX11664
MAX11666
MAX11661
MAX11663
MAX11665