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ADS8900BRGER
+NomenclatureIC ADC 20BIT SAR 24VQFN
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FabricantTexas Instruments
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Pièce fabricant #ADS8900BRGER
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Package VQFN-24
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En stock4822
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Number of Bits | 20 |
| Sampling Rate(Per Second) | 1M |
| Number of Inputs | 1 |
| Input Type | Differential |
| Data Interface | SPI |
| Configuration | S/H-ADC |
| Ratio - S / H: ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 3V ~ 5.5V |
| Voltage - Supply, Digital | 1.65V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C |
| Supplier Device Package | 24-VQFN (4x4) |
Présentation
Description
The ADS8900BRGER provides a differential input, ensuring high noise immunity and optimal dynamic performance. It operates with a unipolar power supply and incorporates a reference voltage, which enhances its stability and accuracy. With its low latency and fast throughput, the ADC is ideal for real-time data acquisition systems.
Additionally, the device includes an SPI-compatible serial interface, allowing for easy integration with microcontrollers and digital signal processors. Its compact, small-form-factor package makes it suitable for space-constrained applications. Overall, the ADS8900BRGER is a reliable choice for engineers needing high precision, speed, and efficiency in ADC functionality.
Equivalent
1. AD4003 from Analog Devices: A 20-bit SAR ADC.
2. LTC2378-20 from Analog Devices (formerly Linear Technology): A high-speed 20-bit SAR ADC.
These alternatives should be compared based on parameters like sampling rate, input range, power consumption, and package type to ensure compatibility with your specific needs.
Features
1. Resolution and Speed: It offers 20-bit resolution with a maximum sampling rate of 1 megasample per second (MSPS).
2. Input and Architecture: It features a single-ended, unipolar input and operates on a successive approximation register (SAR) architecture.
3. Power Consumption: The ADC is energy-efficient, with a typical power consumption of 10 mW at full speed.
4. Accuracy: The device boasts excellent linearity and low noise, ensuring high accuracy in measurements.
5. Interface: It supports a serial peripheral interface (SPI) for easy integration with microcontrollers and digital signal processors.
6. Operating Range: The ADS8900BRGER has a wide analog input voltage range and can operate over a broad temperature range (-40°C to +125°C).
7. Package: It is available in a compact VQFN (Very Thin Quad Flat No-Lead) package, making it suitable for space-constrained applications.
These features make the ADS8900BRGER ideal for applications in precision data acquisition, medical instrumentation, and industrial control systems.
Pinout
1. Analog Inputs (AINP, AINM): Differential inputs for the analog signal.
2. Reference Inputs (REFIN, REFCAP): Connections for the reference voltage.
3. Digital Input/Output (DIN, DOUT, SCLK, CS): SPI-compatible serial interface for data communication.
4. Power Supply (AVDD, DVDD): Separate analog and digital power supply pins.
5. Ground (AGND, DGND): Analog and digital ground connections.
6. Other Pins: A few pins may be reserved for calibration or other specific functions depending on the configuration.
This concise layout allows the ADS8900BRGER to deliver high performance for precision data acquisition systems, ensuring accurate and efficient data conversion.