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ADS1247IPWR
+Lista de MateriaisIC ADC 24BIT SIGMA-DELTA 20TSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #ADS1247IPWR
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Pacote TSSOP-20
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Em Estoque3449
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Number of Bits | 24 |
| Sampling Rate(Per Second) | 2k |
| Number of Inputs | 2, 3 |
| Input Type | Differential, Single Ended |
| Data Interface | SPI |
| Configuration | MUX-PGA-ADC |
| Number of A/D Converters | 1 |
| Architecture | Sigma-Delta |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 2.7V ~ 5.25V |
| Voltage - Supply, Digital | 2.7V ~ 5.25V |
| Features | PGA, Temperature Sensor |
| Operating Temperature | -40°C ~ 105°C |
| Supplier Device Package | 20-TSSOP |
Visão Geral
Description
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
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
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
### 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.