Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| NumberofBits | 24 |
| SamplingRate(PerSecond) | 2k |
| NumberofInputs | 2, 3 |
| InputType | Differential, Single Ended |
| DataInterface | SPI |
| Configuration | MUX-PGA-ADC |
| NumberofA/DConverters | 1 |
| Architecture | Sigma-Delta |
| ReferenceType | External, Internal |
| Voltage-SupplyAnalog | 2.7V ~ 5.25V |
| Voltage-SupplyDigital | 2.7V ~ 5.25V |
| Features | PGA, Temperature Sensor |
| OperatingTemperature | -40°C ~ 105°C |
| Package/Case | 20-TSSOP (0.173, 4.40mm Width) |
| SupplierDevicePackage | 20-TSSOP |
Overview
Description
The ADS1247IPWR is a precision 24-bit analog-to-digital converter (ADC) from Texas Instruments, designed for high-performance measurement applications. It features a low-noise architecture, making it suitable for precision sensor measurements. The device integrates programmable gain amplifiers, a multiplexer for multiple input channels, and a flexible data rate, allowing for customized configurations based on specific needs.
Key features include an onboard temperature sensor, built-in voltage reference, and digital filter options, offering versatility in various applications such as industrial control, medical instrumentation, and environmental monitoring. It operates with low power consumption, making it ideal for battery-powered devices.
The ADS1247IPWR supports SPI-compatible serial interfaces for easy communication with microcontrollers. Its wide supply voltage range and multiple power-down modes contribute to its adaptability and energy efficiency. With high accuracy and reliability, the ADS1247IPWR is well-suited for applications requiring precise data acquisition and signal conditioning.
Key features include an onboard temperature sensor, built-in voltage reference, and digital filter options, offering versatility in various applications such as industrial control, medical instrumentation, and environmental monitoring. It operates with low power consumption, making it ideal for battery-powered devices.
The ADS1247IPWR supports SPI-compatible serial interfaces for easy communication with microcontrollers. Its wide supply voltage range and multiple power-down modes contribute to its adaptability and energy efficiency. With high accuracy and reliability, the ADS1247IPWR is well-suited for applications requiring precise data acquisition and signal conditioning.
Equivalent
The ADS1247IPWR is a precision 24-bit delta-sigma ADC from Texas Instruments. Equivalent products from other manufacturers could include:
1. AD7799 from Analog Devices
2. MCP3551 from Microchip Technology
3. MAX11200 from Maxim Integrated
When considering equivalents, ensure compatibility in terms of pin configuration, resolution, input channels, sampling rate, and operating voltage. Always verify specific application requirements and datasheets to confirm suitability.
1. AD7799 from Analog Devices
2. MCP3551 from Microchip Technology
3. MAX11200 from Maxim Integrated
When considering equivalents, ensure compatibility in terms of pin configuration, resolution, input channels, sampling rate, and operating voltage. Always verify specific application requirements and datasheets to confirm suitability.
Features
The ADS1247IPWR is a precision, 24-bit analog-to-digital converter (ADC) designed for low-power sensor applications. Key features include:
1. 24-bit Resolution: Provides high precision for accurate sensor measurements.
2. Low Power Consumption: Optimized for applications where power efficiency is crucial.
3. Integrated PGA: Includes a programmable gain amplifier which allows for multiple gain settings to accommodate various sensor outputs.
4. Multiplexer: Features a multi-channel input multiplexer, supporting up to 8 single-ended or 4 differential inputs, enabling easy interfacing with multiple sensors.
5. Internal Oscillator: Eliminates the need for an external clock, simplifying design and reducing component count.
6. Temperature Sensor: Built-in temperature sensor for system calibration and thermal monitoring.
7. Low-Drift Voltage Reference: On-chip reference enhances measurement stability and accuracy over temperature variations.
8. SPI Interface: Simplifies communication with microcontrollers and enables easy integration into systems.
9. Wide Supply Range: Operates from 2.7V to 5.25V, suitable for various power supply configurations.
10. Data Rates: Supports multiple data rates up to 2kSPS for flexibility in speed and resolution requirements.
These features make the ADS1247IPWR ideal for precision sensor applications in industrial, medical, and instrumentation fields.
1. 24-bit Resolution: Provides high precision for accurate sensor measurements.
2. Low Power Consumption: Optimized for applications where power efficiency is crucial.
3. Integrated PGA: Includes a programmable gain amplifier which allows for multiple gain settings to accommodate various sensor outputs.
4. Multiplexer: Features a multi-channel input multiplexer, supporting up to 8 single-ended or 4 differential inputs, enabling easy interfacing with multiple sensors.
5. Internal Oscillator: Eliminates the need for an external clock, simplifying design and reducing component count.
6. Temperature Sensor: Built-in temperature sensor for system calibration and thermal monitoring.
7. Low-Drift Voltage Reference: On-chip reference enhances measurement stability and accuracy over temperature variations.
8. SPI Interface: Simplifies communication with microcontrollers and enables easy integration into systems.
9. Wide Supply Range: Operates from 2.7V to 5.25V, suitable for various power supply configurations.
10. Data Rates: Supports multiple data rates up to 2kSPS for flexibility in speed and resolution requirements.
These features make the ADS1247IPWR ideal for precision sensor applications in industrial, medical, and instrumentation fields.
Pinout
The ADS1247IPWR is a precision 24-bit analog-to-digital converter (ADC) from Texas Instruments, designed for high-accuracy applications. It comes in a TSSOP-20 (Thin Shrink Small Outline Package) and has 20 pins.
### Pin Functions:
1. DVDD: Digital supply voltage
2. DGND: Digital ground
3. AVDD: Analog supply voltage
4. AGND: Analog ground
5. AINP: Positive analog input
6. AINN: Negative analog input
7. AINCOM: Common analog input
8. REFP0: Positive reference input
9. REFN0: Negative reference input
10. REFP1: Alternate positive reference input
11. REFN1: Alternate negative reference input
12. PDB: Power-down control
13. START: Start conversion control
14. DRDY/DOUT: Data ready/output
15. SCLK: Serial clock input
16. DIN: Serial data input
17. CS: Chip select
18. RESET: Reset input
19. GPIO1/GPIO0: General-purpose input/output
20. GPIO2/XTAL1: General-purpose I/O or external clock input
This pin configuration allows the ADS1247 to be versatile for various applications in measuring low-level signals with high precision.
### Pin Functions:
1. DVDD: Digital supply voltage
2. DGND: Digital ground
3. AVDD: Analog supply voltage
4. AGND: Analog ground
5. AINP: Positive analog input
6. AINN: Negative analog input
7. AINCOM: Common analog input
8. REFP0: Positive reference input
9. REFN0: Negative reference input
10. REFP1: Alternate positive reference input
11. REFN1: Alternate negative reference input
12. PDB: Power-down control
13. START: Start conversion control
14. DRDY/DOUT: Data ready/output
15. SCLK: Serial clock input
16. DIN: Serial data input
17. CS: Chip select
18. RESET: Reset input
19. GPIO1/GPIO0: General-purpose input/output
20. GPIO2/XTAL1: General-purpose I/O or external clock input
This pin configuration allows the ADS1247 to be versatile for various applications in measuring low-level signals with high precision.
Manufacturer
The ADS1247IPWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. TI is well-known for its innovation and comprehensive portfolio of analog, embedded processing, and digital signal processing (DSP) products. They serve various industries including automotive, industrial, electronics, and communications.
Application
The ADS1247IPWR is a precision 24-bit analog-to-digital converter (ADC) commonly used in applications requiring high accuracy and low noise. Key application areas include industrial process control, where it monitors and controls critical parameters; medical instrumentation, for accurate readings in devices like ECGs and blood analyzers; weigh scales, ensuring precise weight measurements; and sensor signal conditioning, enhancing signal quality from sensors like thermocouples and RTDs. Its high resolution and low power consumption also make it suitable for portable and battery-operated devices. Additionally, the ADS1247IPWR is used in data acquisition systems across various industries due to its ability to handle multiple input channels effectively.
Package
The ADS1247IPWR is a precision analog-to-digital converter (ADC) from Texas Instruments, and it comes in a TSSOP-20 package, which stands for Thin Shrink Small Outline Package with 20 pins. This packaging is compact, making it suitable for various precision applications requiring minimal space.
