MCP33121-05中文资料14-Bit, 500kSPS, Single Channel ADC数据手册Microchip规格书

描述 Description

The MCP33121-05 14-bitAnalog-to-Digital Converter (ADC) features a full differential input, highperformance and low power consumption in a small package, making it ideal forbattery powered systems and remote data acquisition applications. The MCP33121-05 features a successive approximation register (SAR) architecture and anindustry-standard SPI serial interface, allowing 14-bit ADC capability to beadded to any PIC® microcontroller. The MCP33121-05 features 500k samples/second,1 input channel, low power consumption (0.8µA typical standby, 1.4mA typicalactive), and is available in 10-pin MSOP and 10-pin TDFN packages. Applicationsfor the MCP33121-05 include high-precision data acquisition, medicalinstrumentation, motor control applications, electric vehicle battery management systems, battery operated applications, switch-mode powersupply applications.

特性 Features

• 14-bit resolution
• Single-Ended input
• SPI interface
• ±0.25 LSB Typical DNL
• ±0.55 LSB Typical INL
• 500 ksps sample rate
• -40 to +125°C temperature range
• Recommended for Automotive Designs (Q100)

简介

MCP33121-05属于集成电路（IC）的模数转换器（ADC）。由制造生产的MCP33121-05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。