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ADS1212U/1K
+BOMIC ADC 22BIT SIGMA-DELTA 18SOIC
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #ADS1212U/1K
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Part Status | Obsolete |
| Number of Bits | 22 |
| Sampling Rate (Per Second) | 6.25k |
| Number of Inputs | 1 |
| Input Type | Differential |
| Data Interface | SPI |
| Configuration | PGA-ADC |
| Number of A / D Converters | 1 |
| Architecture | Sigma-Delta |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| Features | PGA |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 18-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 8-SOIC |
| Mounting Type | Surface Mount |
| Base Product Number | ADS1212 |
Tổng quan
Description
Key features include:
- Resolution: 24-bit, providing high accuracy and dynamic range.
- Sampling Rate: Capable of up to 2 kSPS (samples per second), suitable for various applications.
- Power Consumption: Low power operation, enhancing battery life in portable devices.
- Interface: Supports a digital interface, facilitating easy integration with microcontrollers and DSPs.
- Programmable Options: Includes programmable gain amplifiers (PGAs) for flexible signal conditioning.
The ADS1212U/1K is well-suited for applications such as strain gauge measurement, temperature sensing, and other precision measurement tasks, where accurate and reliable data acquisition is essential. Its combination of high performance and ease of use makes it a popular choice among engineers.
Equivalent
Features
1. Resolution: 24-bit conversion for high accuracy.
2. Sampling Rate: Up to 15 kSPS (kilosamples per second).
3. Input Range: Supports unipolar and bipolar input configurations.
4. Low Noise: Offers low noise performance, enhancing signal integrity.
5. Integrated Programmable Gain Amplifier (PGA): Adjustable gain settings improve versatility for various input signal levels.
6. Digital Filter: Built-in digital filtering capabilities for noise reduction and improved signal processing.
7. SPI Interface: Serial Peripheral Interface (SPI) for easy communication with microcontrollers and digital systems.
8. Power Supply: Operates on a low supply voltage, enhancing energy efficiency.
9. Package: Available in compact packages for space-constrained designs.
10. Temperature Range: Suitable for industrial applications with extended temperature ranges.
These features make the ADS1212U/1K ideal for applications like industrial automation, medical devices, and sensor interfacing.
Pinout
Pin Functions:
1. VDD - Power supply.
2. GND - Ground reference.
3. VREFP - Positive reference voltage input.
4. VREFN - Negative reference voltage input.
5. AINP - Positive analog input.
6. AINN - Negative analog input.
7. SCLK - Serial clock for communication.
8. DIN - Serial data input.
9. DOUT - Serial data output.
10. CS - Chip select for activating the device.
11. DRDY - Data ready indicator.
12. GPIO - General-purpose input/output pin.
13. RST - Reset pin.
14. SENSE - Internal reference sense pin.
15. AVDD - Analog power supply (optional).
16. DVDD - Digital power supply (optional).
This ADC is designed for precise measurement applications, delivering high resolution and noise immunity.
Manufacturer
Application
1. Industrial Automation: For precise measurement of sensor signals in process control systems.
2. Medical Devices: In applications like ECG or EEG for accurate bio-signal acquisition.
3. Consumer Electronics: In audio devices for high-fidelity sound recording and playback.
4. Data Acquisition Systems: For multi-channel data recording in research and monitoring.
5. Automotive: In battery management systems and sensor data processing.
6. Telecommunications: For signal processing in communication equipment.
Its low noise and high resolution make it ideal for these applications.