Overview
The AD5115BCPZ10-RL7, produced by Analog Devices Inc., is a single-channel, 32-position digital potentiometer. This component offers a nonvolatile solution for various adjustment applications, featuring low resistor tolerance errors and high reliability. It is designed to operate within a wide temperature range and is suitable for replacing mechanical potentiometers in several industrial and consumer electronics applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resistance | 10 kΩ |
| Number of Taps | 32 |
| Resistor Tolerance | ±8% |
| Wiper Current | ±6 mA |
| Temperature Coefficient | 35 ppm/°C |
| Supply Voltage | 2.3 V to 5.5 V |
| Operating Temperature | −40°C to +125°C |
| Package Type | 8-lead LFCSP (2 mm × 2 mm × 0.55 mm) |
| Interface | Up/Down (U/D, CS) |
| Memory Type | Non-Volatile |
| Power-on EEPROM Refresh Time | < 50 μs |
| Data Retention | 50 years at 125°C |
| Write Cycles | 1 million |
Key Features
- Low resistor tolerance error of ±8%
- High bandwidth of up to 4 MHz (for the 5 kΩ option)
- Low power consumption: 2.5 μA max at 2.7 V and 125°C
- Wide operating temperature range: −40°C to +125°C
- Compact 8-lead LFCSP package (2 mm × 2 mm × 0.55 mm)
- Simple 3-wire up/down interface with clock rates up to 50 MHz
- Non-volatile memory for data retention
- Low wiper resistance of 45 Ω typical
Applications
- Mechanical potentiometer replacement
- Portable electronics level adjustment
- Audio volume control
- Low resolution DAC
- LCD panel brightness and contrast control
- Programmable voltage to current conversion
- Programmable filters, delays, time constants
- Feedback resistor programmable power supply
- Sensor calibration
Q & A
- What is the resistance value of the AD5115BCPZ10-RL7?
The resistance value is 10 kΩ.
- How many taps does the AD5115BCPZ10-RL7 have?
The component has 32 taps.
- What is the resistor tolerance of the AD5115BCPZ10-RL7?
The resistor tolerance is ±8%.
- What is the operating temperature range of the AD5115BCPZ10-RL7?
The operating temperature range is −40°C to +125°C.
- What type of interface does the AD5115BCPZ10-RL7 use?
The interface is a 3-wire up/down (U/D, CS) interface.
- What is the maximum wiper current of the AD5115BCPZ10-RL7?
The maximum wiper current is ±6 mA.
- What is the typical data retention time of the AD5115BCPZ10-RL7 at 125°C?
The typical data retention time is 50 years.
- How many write cycles can the AD5115BCPZ10-RL7 handle?
The component can handle 1 million write cycles.
- What is the package type of the AD5115BCPZ10-RL7?
The package type is an 8-lead LFCSP (2 mm × 2 mm × 0.55 mm).
- What are some common applications of the AD5115BCPZ10-RL7?
Common applications include mechanical potentiometer replacement, audio volume control, LCD panel brightness and contrast control, and sensor calibration.
