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AD5270BRMZ-20
+Lista de MateriaisIC DGT RHE 20KOHM 1024TAP 10MSOP
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #AD5270BRMZ-20
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Ficha Técnica AD5270BRMZ-20 DataSheet
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Pacote MSOP-10
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Especificações
| Atributo | Valor |
| Package | Tube |
| ProductStatus | Active |
| Taper | Linear |
| Configuration | Rheostat |
| NumberofCircuits | 1 |
| NumberofTaps | 1024 |
| Resistance(Ohms) | 20k |
| Interface | SPI |
| MemoryType | Non-Volatile |
| Voltage-Supply | 2.7V ~ 5.5V, ±2.5V ~ 2.75V |
| Features | Cascade Pin |
| Tolerance | ±1% |
| TemperatureCoefficient(Typ) | 5ppm/°C |
| MountingType | Surface Mount |
| SupplierDevicePackage | 10-MSOP |
| Package/Case | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) |
| OperatingTemperature | -40°C ~ 125°C |
Visão Geral
Description
Key features include a 1024-position resolution, non-volatile memory for storing wiper settings, and a compact MSOP-8 package, making it suitable for space-constrained applications. The device operates over a wide supply voltage range and offers low temperature coefficient, ensuring stability across various temperatures.
Applications of the AD5270BRMZ-20 include programmable gain amplifiers, bridge network adjustments, and sensor calibration. It is ideal for applications requiring precise adjustment and control over electrical parameters, making it useful in industrial, automotive, telecommunications, and consumer electronics sectors.
Equivalent
1. MCP41HVX1 series by Microchip Technology
2. DS3502 by Maxim Integrated
3. X9C103 by Intersil (now part of Renesas Electronics)
4. TPL0102 by Texas Instruments
These alternatives are selected based on similar functionality and digital potentiometer features, though specifications like resistance value and interface may vary. Always cross-check specifications to ensure compatibility.
Features
1. Resolution: It offers a 1024-position (10-bit) resolution for precise adjustments.
2. Resistance: The model specified has a 20 kΩ end-to-end resistance.
3. Interface: Utilizes an I²C-compatible digital interface for communication, allowing for easy integration with microcontrollers.
4. Operating Voltage: Supports a wide operating voltage range from 2.7 V to 5.5 V.
5. Voltage Supply Independence: The device's wiper setting is non-volatile, retaining its position even when power is removed, thanks to EEPROM memory.
6. Tolerance: Features a resistance tolerance of ±1%.
7. Temperature Range: Operates effectively over an extended temperature range of -40°C to +85°C.
8. Package: Available in a compact MSOP-10 package, ideal for space-constrained applications.
9. Additional Features: Includes a wiper setting readback capability and a shutdown mode for power conservation.
These features make the AD5270BRMZ-20 suitable for applications requiring fine-tuned control such as audio equipment, sensor calibration, and precision measurement systems.
Pinout
The primary function of the AD5270BRMZ-20 is to provide a programmable resistance, which can be used in various applications such as gain control, volume control, and calibration. It features a non-volatile memory that retains the resistance setting even after power-off, ensuring consistent performance. The device is controlled via a 2-wire I²C-compatible digital interface, allowing easy integration into microcontroller-based systems.
Key pins include:
- VDD and GND for power supply.
- SDA and SCL for the I²C interface.
- A0 for device addressing.
- WP (Write Protect) to safeguard memory content.
- The wiper terminal, which connects to the adjustable resistor network.
By enabling precise resistance adjustments and offering non-volatile memory, the AD5270BRMZ-20 is suitable for use in precision analog and digital applications.
Manufacturer
Application
1. Precision Voltage Adjustment: Ideal for fine-tuning voltage levels in power supplies and voltage regulators.
2. Calibration: Used in calibration systems to adjust signal paths and sensor outputs.
3. Signal Processing: Useful in audio equipment for tone and volume control.
4. Programmable Gain Amplifiers: Facilitates gain adjustments in amplifier circuits.
5. RF and Microwave Systems: Employed in impedance matching and tuning.
6. Data Acquisition Systems: Helps in the calibration and scaling of input signals.
7. Industrial Control: Used for adjusting settings in various control systems.
These applications benefit from the device's precision, digital control, and reliability.