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AD5280BRUZ20
+BOMIC DGT POT 20KOHM 256TAP 14TSSOP
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メーカーテキサス・インスツルメンツ
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メーカー品番 #AD5280BRUZ20
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データシート AD5280BRUZ20 DataSheet
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在庫状況5232
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Part Status | Active |
| Base Product Number | AD5280 |
| DigiKey Programmable | Not Verified |
| Taper | Linear |
| Configuration | Potentiometer |
| Number of Circuits | 1 |
| Number of Taps | 256 |
| Resistance (Ohms) | 20k |
| Interface | I2C |
| Memory Type | Volatile |
| Voltage - Supply | 4.5V ~ 16.5V, ±5V |
| Features | Selectable Address |
| Tolerance | ±30% |
| Temperature Coefficient (Typ) | 30ppm/°C |
| Mounting Type | Surface Mount |
| Supplier Device Package | 14-TSSOP |
| Package | 14-TSSOP (0.173", 4.40mm Width) |
| Operating Temperature | -40°C ~ 85°C |
| Resistance - Wiper (Ohms) (Typ) | 60 |
| Packaging | Tube |
概要
Description
Key features include a low temperature coefficient, ensuring stable operation across a wide temperature range, and a wide operating voltage range, enhancing its versatility. It's commonly used in applications such as gain and offset adjustment, programmable filters, and sensor calibration. The AD5280BRUZ20 is designed to deliver high performance with low power consumption, making it suitable for both portable and stationary electronic devices. Its reliability and ease of use make it a popular choice for designers looking for precise digital control of resistance.
Equivalent
1. Microchip MCP41XXX/42XXX Series - Offers similar digital potentiometer functionality.
2. Maxim MAX5481/MAX5482/MAX5483 - Another series with similar specs.
3. ON Semiconductor CAT5113 - Comparable single-channel digital potentiometer.
4. Texas Instruments TPL0102 - Provides similar features in digital potentiometers.
5. Xicor X9C103 - Another alternative with comparable capabilities.
Ensure compatibility with your specific application requirements before substituting.
Features
1. Single-Channel: It offers a single-channel, 256-position resolution that allows precise adjustment of resistance.
2. 10 kΩ, 50 kΩ, 100 kΩ Options: Available in different resistance values, with the BRUZ20 variant typically being 20 kΩ.
3. I²C-Compatible Interface: Employs an I²C-compatible digital interface for easy integration and control in various applications.
4. Non-Volatile Memory: Includes EEPROM to store wiper position settings even when the power is off.
5. Wide Supply Voltage Range: Operates from a single supply of 2.7 V to 5.5 V, suitable for battery-powered applications.
6. Small Package: Comes in a compact TSSOP-14 package, saving space on printed circuit boards.
7. Temperature Range: Designed for operation over a wide temperature range, typically -40°C to +85°C.
8. Low Power Consumption: Consumes minimal power, making it ideal for portable and low-power devices.
These features make the AD5280BRUZ20 suitable for applications such as gain control, offset adjustment, and programmable filters.
Pinout
1. VDD: Power supply pin.
2. GND: Ground pin.
3. SDA: Serial Data line for I²C communication.
4. SCL: Serial Clock line for I²C communication.
5. A0 and A1: Device address inputs for I²C addressing.
6. WP: Write Protect pin to lock the wiper setting.
7. B: Terminal B of the potentiometer.
8. W: Wiper terminal.
9. A: Terminal A of the potentiometer.
10. NC: No Connection or not used.
This device is used for applications needing variable resistance and can be controlled digitally via an I²C interface. It is typically used in settings where precise resistance adjustments are needed, such as in calibration, sensor adjustment, or volume control applications.
Manufacturer
Application
1. Volume Control: Used in audio equipment to manage sound levels.
2. Gain Adjustment: Applied in amplifiers to adjust signal gain dynamically.
3. Sensor Calibration: Utilized in sensor systems to calibrate output for accurate measurements.
4. Programmable Power Supplies: Enables fine-tuning of output voltage or current.
5. Motor Control: Adjusts reference voltages for motor speed control circuits.
6. Data Acquisition Systems: Helps in calibrating and linearizing signals.
7. RF and Microwave Circuits: Used for impedance matching and tuning.
These applications leverage its ability to provide precise resistance adjustments via digital control.