Overview
The AD5201BRMZ10 is a 33-position digital potentiometer manufactured by Analog Devices Inc. This device is part of the AD5200 and AD5201 series, which offer programmable resistor functionality controlled through a 3-wire SPI serial interface. The AD5201BRMZ10 is particularly suited for applications requiring precise digital control over resistance values, with a compact 10-lead MSOP package that is ideal for space-constrained designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| End-to-End Terminal Resistance | 10 kΩ or 50 kΩ | Ω |
| Number of Positions | 33 | - |
| Serial Interface | 3-wire SPI compatible | - |
| Supply Voltage | +2.7 V to +5.5 V (single-supply), ±2.7 V (dual-supply) | V |
| Temperature Range | –40°C to +85°C | °C |
| Package Type | 10-lead MSOP | - |
| Wiper Resistance | 50 Ω to 100 Ω | Ω |
| Resistance Temperature Coefficient | 500 ppm/°C | ppm/°C |
Key Features
- Programmable resistance between the A terminal and the wiper, or the B terminal and the wiper.
- 3-wire SPI compatible serial data input for digital control.
- Power ON mid-scale preset, with the wiper set to the mid-scale position.
- Low power shutdown state via the SHDN pin, achieving a microwatt power consumption.
- Compact micro-SOIC package, ideal for space-constrained designs.
- Fully characterized for rheostat, potentiometer-divider mode, including DNL, THD, noise, and bandwidth.
Applications
- Audio and video equipment for volume and tone control.
- Industrial control systems for sensor calibration and signal conditioning.
- Medical devices requiring precise resistance adjustments.
- Automotive systems for various control and calibration needs.
- PCMCIA cards and other compact electronic devices.
Q & A
- What is the AD5201BRMZ10 used for?
The AD5201BRMZ10 is used as a programmable resistor or digital potentiometer, allowing for precise digital control over resistance values in various electronic applications.
- What is the number of positions available on the AD5201BRMZ10?
The AD5201BRMZ10 has 33 positions.
- What type of serial interface does the AD5201BRMZ10 use?
The AD5201BRMZ10 uses a 3-wire SPI compatible serial interface.
- What is the supply voltage range for the AD5201BRMZ10?
The supply voltage range is +2.7 V to +5.5 V for single-supply operation and ±2.7 V for dual-supply operation.
- How does the SHDN pin function on the AD5201BRMZ10?
The SHDN pin forces the resistor to an end-to-end open-circuit condition on the A terminal and shorts the wiper to the B terminal, achieving a microwatt power shutdown state.
- What is the temperature range for the AD5201BRMZ10?
The device operates over the extended industrial temperature range of –40°C to +85°C.
- What is the package type of the AD5201BRMZ10?
The AD5201BRMZ10 is packaged in a 10-lead MSOP.
- What is the wiper resistance of the AD5201BRMZ10?
The wiper resistance is between 50 Ω and 100 Ω.
- How is the resistance value programmed on the AD5201BRMZ10?
The resistance value is programmed by clocking in a 6-bit serial data word into the SDI pin.
- Does the AD5201BRMZ10 have a power-on preset?
Yes, the device has an internal preset that forces the wiper to the mid-scale position during power-on.
