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ADS1115蓝色板资料下载链接:http://pan.baidu.com/s/134ry86qo0c64naDPHsyU5A
提取码:8888
ADS1115紫色板资料下载链接:http://pan.baidu.com/s/1tH48oY-AL3o_EmA7pCEsbw
提取码:8888
Arduino UNO驱动ADS1115模块测试代码链接:https://blog.csdn.net/qq_42250136/article/details/117118433
ADS1115
4通道 ADS1115 超小型 16位 高精密 模数转换器 ADC 开发板模块
FEATURES DESCRIPTION
23• ULTRA-SMALL QFN PACKAGE: The ADS1113, ADS1114, and ADS1115 are
2mm × 1,5mm × 0,4mm precision analog-to-digital converters (ADCs) with 16
• WIDE SUPPLY RANGE: 2.0V to 5.5V bits of resolution offered in an ultra-small, leadless
• LOW CURRENT CONSUMPTION: QFN-10 package or an MSOP-10 package. The ADS1113/4/5 are designed with precision, power, and
Continuous Mode: Only 150μA ease of implementation in mind. The ADS1113/4/5
Single-Shot Mode: Auto Shut-Down feature an onboard reference and oscillator. Data are
• PROGRAMMABLE DATA RATE: transferred via an I2C-compatible serial interface; four
8SPS to 860SPS I2C slave addresses can be selected. The
• INTERNAL LOW-DRIFT ADS1113/4/5 operate from a single power supply
VOLTAGE REFERENCE ranging from 2.0V to 5.5V.
• INTERNAL OSCILLATOR The ADS1113/4/5 can perform conversions at rates
• INTERNAL PGA up to 860 samples per second (SPS). An onboard PGA is available on the ADS1114 and ADS1115 that
• I2C™ INTERFACE: Pin-Selectable Addresses offers input ranges from the supply to as low as
• FOUR SINGLE-ENDED OR TWO ±256mV, allowing both large and small signals to be
DIFFERENTIAL INPUTS (ADS1115) measured with high resolution. The ADS1115 also
features an input multiplexer (MUX) that provides two • PROGRAMMABLE COMPARATOR differential or four single-ended inputs.
(ADS1114 and ADS1115)
The ADS1113/4/5 operate either in continuous
APPLICATIONS conversion mode or a single-shot mode that
• PORTABLE INSTRUMENTATION automatically powers down after a conversion and greatly reduces current consumption during idle
• CONSUMER GOODS periods. The ADS1113/4/5 are specified from –40°C
• BATTERY MONITORING to +125°C.
ADS1015
资料下载链接:https://pan.baidu.com/s/1E8RbfNFddbsCy7ovE7XSRg
For microcontrollers without an analog-to-digital converter or when you want a higher-precision ADC, the ADS1115 provides 16-bit precision at 860 samples/second over I2C. The chip can be configured as 4 single-ended input channels, or two differential channels. As a nice bonus, it even includes a programmable gain amplifier, up to x16, to help boost up smaller single/differential signals to the full range. We like this ADC because it can run from 2V to 5V power/logic, can measure a large range of signals and its super easy to use. It is a great general purpose 16 bit converter.
The chip's fairly small so it comes on a breakout board with ferrites to keep the AVDD and AGND quiet. Interfacing is done via I2C. The address can be changed to one of four options (see the datasheet table 5) so you can have up to 4 ADS1115's connected on a single 2-wire I2C bus for 16 single ended inputs.


