仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| NumberofBits | 16 |
| SamplingRate(PerSecond) | 240 |
| NumberofInputs | 2, 3 |
| InputType | Differential, Single Ended |
| DataInterface | I²C |
| Configuration | MUX-PGA-ADC |
| NumberofA/DConverters | 1 |
| Architecture | Sigma-Delta |
| ReferenceType | Internal |
| Voltage-SupplyAnalog | 2.7V ~ 5.5V |
| Voltage-SupplyDigital | 2.7V ~ 5.5V |
| Features | PGA, Selectable Address |
| OperatingTemperature | -40°C ~ 85°C |
| Package/Case | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) |
| SupplierDevicePackage | 10-VSSOP |
概要
Description
The ADS1112IDGSR is a precision analog-to-digital converter (ADC) from Texas Instruments. It features a 16-bit resolution and is designed for applications requiring high accuracy and low power consumption. The device operates using a two-wire, I2C-compatible serial interface, making it easy to integrate into microcontroller-based systems.
Key attributes of the ADS1112IDGSR include its ability to support programmable data rates, typically ranging from 8 to 240 samples per second, and its onboard programmable gain amplifier (PGA), which allows for input ranges suitable for various sensors and measurement devices. The converter is also notable for its low noise performance and efficient power usage, drawing minimal current during operation and even less in standby mode.
Its compact package, typically a 10-pin VSSOP, makes it ideal for space-constrained applications in fields like industrial automation, portable instrumentation, and sensor interfacing. Overall, the ADS1112IDGSR offers a reliable solution for precise analog-to-digital conversion in a versatile and efficient manner.
Key attributes of the ADS1112IDGSR include its ability to support programmable data rates, typically ranging from 8 to 240 samples per second, and its onboard programmable gain amplifier (PGA), which allows for input ranges suitable for various sensors and measurement devices. The converter is also notable for its low noise performance and efficient power usage, drawing minimal current during operation and even less in standby mode.
Its compact package, typically a 10-pin VSSOP, makes it ideal for space-constrained applications in fields like industrial automation, portable instrumentation, and sensor interfacing. Overall, the ADS1112IDGSR offers a reliable solution for precise analog-to-digital conversion in a versatile and efficient manner.
Equivalent
The ADS1112IDGSR is a precision analog-to-digital converter (ADC). Equivalent products include:
1. ADS1113/ADS1114/ADS1115 (Texas Instruments) – Variants with different features and resolution.
2. MCP3421/MCP3422/MCP3423/MCP3424 (Microchip) – Similar performance ADCs.
3. LTC2485 (Analog Devices) – A precision ADC with similar specs.
4. MAX11200 (Maxim Integrated) – Offers similar resolution and performance.
These alternatives may vary in specific features like resolution, channels, and interfaces, so verify compatibility with your application.
1. ADS1113/ADS1114/ADS1115 (Texas Instruments) – Variants with different features and resolution.
2. MCP3421/MCP3422/MCP3423/MCP3424 (Microchip) – Similar performance ADCs.
3. LTC2485 (Analog Devices) – A precision ADC with similar specs.
4. MAX11200 (Maxim Integrated) – Offers similar resolution and performance.
These alternatives may vary in specific features like resolution, channels, and interfaces, so verify compatibility with your application.
Features
The ADS1112IDGSR is a precision analog-to-digital converter (ADC) designed by Texas Instruments. It features a 16-bit resolution and is part of the ADS111x family, known for low power consumption and high precision. The device operates with a supply voltage ranging from 2.7V to 5.5V, making it suitable for battery-powered applications. It supports an I²C-compatible interface, allowing easy integration with microcontrollers and other digital systems.
Key features include a programmable data rate of up to 240 samples per second, an onboard voltage reference, and a built-in programmable gain amplifier (PGA) that enhances its versatility by allowing input signals of different magnitudes. The ADS1112IDGSR also offers self-calibration and an internal oscillator, eliminating the need for external components and simplifying the design process. The device is typically used in applications such as portable instrumentation, temperature monitoring, and industrial process control. Its compact package and robust performance make it a popular choice for precision measurement tasks.
Key features include a programmable data rate of up to 240 samples per second, an onboard voltage reference, and a built-in programmable gain amplifier (PGA) that enhances its versatility by allowing input signals of different magnitudes. The ADS1112IDGSR also offers self-calibration and an internal oscillator, eliminating the need for external components and simplifying the design process. The device is typically used in applications such as portable instrumentation, temperature monitoring, and industrial process control. Its compact package and robust performance make it a popular choice for precision measurement tasks.
Pinout
The ADS1112IDGSR is a precision analog-to-digital converter (ADC) from Texas Instruments. It is a 16-bit, delta-sigma ADC with an integrated voltage reference and oscillator. The device is commonly used in applications requiring high-resolution measurement with low power consumption.
The ADS1112IDGSR is available in an 8-pin VSSOP (DGSR) package. The pin functions are as follows:
1. VDD: Power supply voltage input.
2. GND: Ground reference point for the device.
3. SCL: Serial clock input for I2C communication.
4. SDA: Serial data line for I2C communication (data input/output).
5. ADDR: Sets the I2C address configuration.
6. A0: Differential input positive terminal (analog input).
7. A1: Differential input negative terminal or another analog input for single-ended measurements.
8. DRDY: Data ready output (open-drain), indicates when conversion data is available.
The ADS1112 interfaces with microcontrollers through the I2C protocol, providing easy integration into digital systems for precise analog-to-digital conversion tasks.
The ADS1112IDGSR is available in an 8-pin VSSOP (DGSR) package. The pin functions are as follows:
1. VDD: Power supply voltage input.
2. GND: Ground reference point for the device.
3. SCL: Serial clock input for I2C communication.
4. SDA: Serial data line for I2C communication (data input/output).
5. ADDR: Sets the I2C address configuration.
6. A0: Differential input positive terminal (analog input).
7. A1: Differential input negative terminal or another analog input for single-ended measurements.
8. DRDY: Data ready output (open-drain), indicates when conversion data is available.
The ADS1112 interfaces with microcontrollers through the I2C protocol, providing easy integration into digital systems for precise analog-to-digital conversion tasks.
Manufacturer
The ADS1112IDGSR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits, microcontrollers, and processors. TI is known for its innovations in analog and embedded processing, which are used in various applications such as industrial, automotive, personal electronics, and communications equipment. The company is headquartered in Dallas, Texas, and has a significant presence in research and development, manufacturing, and customer support worldwide.
Application
The ADS1112IDGSR is a precision analog-to-digital converter (ADC) used in various applications. Key areas include sensor signal conditioning, where it converts analog signals from sensors into digital data for processing. It is also employed in portable instrumentation, allowing for accurate measurements in compact devices. The ADC is suitable for industrial process control, providing precise data acquisition for monitoring and automation systems. Additionally, it is used in medical devices for capturing physiological signals, and in battery-powered equipment due to its low power consumption. Its high resolution and accuracy make it ideal for any application requiring precise and reliable digital conversion of analog signals.
Package
The ADS1112IDGSR is an Analog-to-Digital Converter (ADC) from Texas Instruments, packaged in an 8-pin MSOP (Micro Small Outline Package). This type of package is compact, allowing for space-saving in circuit designs.