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AD7780BRZ
+StücklisteIC ADC 24BIT SIGMA-DELTA 14SO
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HerstellerAnalog Devices Inc.
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Herstellerteil #AD7780BRZ
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Datenblatt AD7780BRZ DataSheet
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Auf Lager7859
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Spezifikationen
| Attribut | Wert |
| PartStatus | Active |
| NumberofBits | 24 |
| SamplingRate(PerSecond) | 16.7 |
| NumberofInputs | 1 |
| InputType | Differential |
| DataInterface | SPI |
| Configuration | PGA-ADC |
| NumberofA/DConverters | 1 |
| Architecture | Sigma-Delta |
| ReferenceType | External |
| Voltage-Supply,Analog | 2.7V ~ 5.25V |
| Voltage-Supply,Digital | 2.7V ~ 5.25V |
| Features | PGA |
| OperatingTemperature | -40°C ~ 105°C |
| Package/Case | 14-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 14-SOIC |
| MountingType | Surface Mount |
| BaseProductNumber | AD7780 |
Übersicht
Description
Key features of the AD7780BRZ include a single-ended input, an internal reference voltage, and a flexible communication interface that supports both serial and parallel data transfer. It operates from a single supply voltage, enhancing its utility in compact designs. The ADC's low power consumption and high performance make it ideal for applications in medical devices, industrial process controls, and instrumentation.
Overall, the AD7780BRZ stands out for its combination of precision, low power usage, and ease of integration, making it a popular choice for engineers looking to implement high-performance data acquisition systems.
Equivalent
Features
1. Input Range: It supports a differential input range, ideal for various sensor applications.
2. Resolution: Offers 24-bit resolution, providing high accuracy and precision in measurements.
3. Low Power Consumption: Operates with low power, making it suitable for battery-operated devices.
4. Single Supply Operation: Can function with a single supply voltage, simplifying the design.
5. Integrated Voltage Reference: Includes an internal reference, reducing external component requirements.
6. Flexible Data Rate: Configurable data output rates, allowing customization based on application needs.
7. Digital Filter: Features an integrated digital filter, enhancing the signal-to-noise ratio (SNR).
8. Serial Interface: Supports a SPI-compatible interface for easy integration with microcontrollers.
9. Temperature Range: Suitable for industrial applications with an extended operating temperature range.
These attributes make the AD7780BRZ ideal for applications in industrial automation, medical instrumentation, and process control.
Pinout
Pin Count and Functions:
1. Power Supply Pins:
- AVDD (Pin 1): Analog supply voltage.
- DVDD (Pin 2): Digital supply voltage.
- AGND (Pin 3): Analog ground.
- DGND (Pin 4): Digital ground.
2. Input Pins:
- VIN+ (Pin 5): Positive analog input.
- VIN- (Pin 6): Negative analog input.
3. Reference Pins:
- REF (Pin 7): Reference voltage input.
- REFOUT (Pin 8): Reference voltage output.
4. Digital Interface Pins:
- SCLK (Pin 9): Serial clock.
- DIN (Pin 10): Data input.
- DOUT (Pin 11): Data output.
- CS (Pin 12): Chip select.
5. Additional Pins:
- START (Pin 13): Start conversion.
- ALERT (Pin 14): Alert signal.
- PD (Pin 15): Power-down mode.
- SLEEP (Pin 16): Sleep mode.
- NC (Pins 17-20): No connect.
This setup allows for precise analog-to-digital conversion with various operational features.