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Features

? One Full-Differential or Two Single-Ended Input

Channels:

- Wide Input Voltage Range: 0V to AVDD

- Internal Conversions Sequencer (Scan

mode) for Automatic Multiplexing

- One-Shot or Continuous Conversion Modes

? Supply Voltage:

- AVDD/DVDD: 2.7V - 3.6V

? Second-Order ???Modulator with 5-level

Quantizer plus:

- Third-Order Decimation Filter for Low OSR

(32-512)

- Cascaded of Third-Order and First-Order

Filters for High OSR (>512).

? ADC Resolution:

- MCP3460R: 16-bit

- Selectable Oversampling Ratio (OSR)

Range: 32-98304

? Programmable Data Rate: Up to 153.6 kSPS

? On-Chip Programmable Gain:

- Gain Option: 1/3x, 1x, 2x, 4x, 8x, 16x, 32x,

64x

? AC Dynamic Performance (50Hz Input w/

OSR = 256):

- SINAD: 97.2 dB

- THD: -116dBc

- SFDR: 120 dBc (Gain = 1x, 4800 SPS)

? Low-Temperature Drift:

- Offset Error Drift: 4/Gain nV/°C (AZ_MUX=1)

- Gain Error Drift: 0.5 ppm/°C (Gain = 1x)

? Low Noise: 2.3 ?VRMS(Gain = 16x, 9600 SPS)

? RMS Effective Resolution: 15.4 Bits Minimum (All

Gains, All OSR Combinations)

? Voltage Reference Selection:

- 2.4V Internal Voltage Reference (Buffered)

with 15 ppm/°C Drift

- Differential External Voltage Reference

Inputs (Not Buffered) with a 0.1V - AVDD

? Internal Oscillator or External Clock Selection

? Power-Saving Modes: Standby, Sleep, Shutdown,

Full-Shutdown

- Ultra-Low Full-Shutdown Current

Consumption (< 2.4 μA)

? Bandgap-Based Internal Temperature Sensor

? 16-Bit Digital Offset and Gain Error Calibration

Registers

? Dedicated IRQ Pin for Easy Synchronization

? Advanced Security Features:

- 16-bit CRC for Secure SPI Communications

- 16-bit CRC and IRQ for Securing

Configuration

- Register-Map Lock with 8-bit Secure Key

- Monitor Controls for System Diagnostics (via

Scan Mode)

? 20 MHz SPI-Compatible Interface with Mode 0,0

and 1,1

? Extended Temperature Range: -40°C to +125°C

? Package Options:

- 3 mm x 3 mm x 1 mm, 20-Lead VQFN (2LX

Package Code)

Applications

? General Purpose Low-to-High Data-Rate, High

Precision, ???ADC Applications

? Medical and Scientific Instrumentation

? Precision-Sensor Applications:

- Pressure, Strain, and Force measurement

? Temperature Measurement

? Current Measurement

? Factory Automation and Process Controls

- Portable Instrumentation