MAX11202 Maxim Integrated Products, MAX11202 Datasheet - Page 8

• Manufacturer Part Number: MAX11202
• Description: Delta- Sigma ADC with 2-Wire Serial Interface
• Manufacturer: Maxim Integrated Products

24-Bit, Single-Channel, Ultra-Low-Power, Delta
Sigma ADC with 2-Wire Serial Interface
8
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PIN
1
2
3
4
5
6
7
NAME
AVDD
DVDD
REFN
REFP
AINN
AINP
GND
DVDD
AVDD
REFP
REFN
AINP
AINN
GND
Ground. Ground reference for analog and digital circuitry.
Differential Reference Positive Input. REFP must be more positive than REFN. Connect REFP to a
voltage between AVDD and GND.
Differential Reference Negative Input. REFN must be more negative than REFP. Connect REFN to a
voltage between AVDD and GND.
Negative Fully Differential Analog Input
Positive Fully Differential Analog Input
Analog Supply Voltage. Connect a supply voltage between +2.7V to +3.6V with respect to GND.
Digital Supply Voltage. Connect a digital supply voltage between +1.7V to +3.6V with respect to
GND.
TOP VIEW
DELTA-SIGMA
MODULATOR
3RD-ORDER
REFP
REFN
AINN
AINP
GND
TIMING
1
2
3
4
5
+
DIGITAL FILTER
MAX11202
(SINC
µMAX
4
)
MAX11202
10
9
8
7
6
FUNCTION
CLK
SCLK
RDY/DOUT
DVDD
AVDD
CLOCK GENERATOR
DIGITAL LOGIC
CONTROLLER
AND SERIAL-
INTERFACE
Functional Diagram
Pin Configuration
CLK
SCLK
RDY/DOUT
Pin Description
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