MCP3465R集成电路（IC）的模数转换器（ADC）规格书PDF中文资料

MCP3465R属于集成电路（IC）的模数转换器（ADC）。由微芯科技股份有限公司制造生产的MCP3465R模数转换器（ADC）模数转换器（ADC、A/D 或 A 转 D）对模拟信号进行采样，例如由麦克风采集的声音或传感器的输出，然后将其转换为数字信号。一般来说，数字输出是二进制补码二进制数，与输入成比例。输入类型可能是差分、伪差分或单端输入。模数转换器可按照位数、采样率、输入数、接口、转换器数和架构（例如自适应增量、双斜率、折叠、流水线、SAR、三角积分、两步式）进行选择。

Features

• One Differential or Two Single-Ended Input

Channels

• 16-Bit Resolution

• Programmable Data Rate: Up to 153.6 ksps

• Programmable Gain: 0.33x to 64x

• 97.2 dB SINAD, -116 dBc THD, 120 dBc SFDR

(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 μVRMS (Gain = 16x, 9600 SPS)

• RMS Effective Resolution: 15.4 Bits Minimum (All

Gains, All OSR Combinations)

• Wide Input Voltage Range: 0V to AVDD

• Selectable Internal 2.4V Voltage Reference with

15 ppm/°C Drift

• Differential Voltage Reference Inputs

• Internal Oscillator or External Clock Selection

• Ultra-Low Full Shutdown Current Consumption

(< 2.4 μA)

• Internal Temperature Sensor

• Burnout Current Sources for Sensor Open/Short

Detection

• 16-Bit Digital Offset and Gain Error Calibration

Registers

• Internal Conversions Sequencer (Scan Mode) for

Automatic Multiplexing

• 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

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

and 1,1

• AVDD: 2.7V-3.6V

• DVDD: 1.8V-3.6V

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

• Package: 2 mm x 2 mm x 0.55 mm 12-Lead UQFN

Applications

• Precision Sensor Transducers and Transmitters:

Pressure, Strain, Flow and Force Measurement

• Factory Automation and Process Controls

• Portable Instrumentation

• Temperature Measurements