Overview
The AD5175BRMZ-10 from Analog Devices Inc. is a single-channel, 1024-position digital rheostat that integrates industry-leading variable resistor performance with nonvolatile memory (NVM). This device is designed to offer high precision and reliability in a compact package. It supports both dual-supply operation at ±2.5 V to ±2.75 V and single-supply operation at 2.7 V to 5.5 V, making it versatile for various applications. The AD5175 features an I²C-compatible digital interface, allowing for precise control over the wiper settings and memory readback.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Positions | 1024 |
| Nominal Resistance | 10 kΩ |
| Resistance Tolerance | ±15% |
| Temperature Coefficient | 35 ppm/°C |
| Memory Type | Non-Volatile, 50-TP (50-times programmable) |
| Interface | I²C-compatible |
| Dual Supply Voltage | ±2.5 V to ±2.75 V |
| Single Supply Voltage | 2.7 V to 5.5 V |
| Package | 10-lead MSOP, 10-lead LFCSP |
| Operating Temperature Range | −40°C to +125°C |
Key Features
- Single-channel, 1024-position digital rheostat with high resolution.
- Nonvolatile memory (NVM) with 50-times programmable (50-TP) capability.
- I²C-compatible digital interface for wiper setting and memory readback.
- Dual-supply operation at ±2.5 V to ±2.75 V and single-supply operation at 2.7 V to 5.5 V.
- Compact MSOP and LFCSP packages.
- Power on refresh from memory, ensuring consistent settings.
- No external voltage supply required for fuse blow.
- Guaranteed operation over the extended industrial temperature range of −40°C to +125°C.
Applications
- Mechanical rheostat replacements.
- Op-amp variable gain control.
- Instrumentation: gain and offset adjustment.
- Programmable voltage to current conversions.
- Programmable filters, delays, and time constants.
- Programmable power supply.
- Sensor calibration.
Q & A
- What is the resolution of the AD5175BRMZ-10?
The AD5175BRMZ-10 has a resolution of 1024 positions.
- What is the nominal resistance of the AD5175BRMZ-10?
The nominal resistance is 10 kΩ.
- What type of memory does the AD5175BRMZ-10 use?
The device uses nonvolatile memory (NVM) with 50-times programmable (50-TP) capability.
- What interface does the AD5175BRMZ-10 use?
The device uses an I²C-compatible digital interface.
- What are the supply voltage options for the AD5175BRMZ-10?
The device supports dual-supply operation at ±2.5 V to ±2.75 V and single-supply operation at 2.7 V to 5.5 V.
- What are the package options for the AD5175BRMZ-10?
The device is available in 10-lead MSOP and 10-lead LFCSP packages.
- What is the operating temperature range of the AD5175BRMZ-10?
The operating temperature range is −40°C to +125°C.
- Does the AD5175BRMZ-10 require an external voltage supply for fuse blow?
No, the device does not require an external voltage supply for fuse blow.
- How many times can the AD5175BRMZ-10 be programmed?
The device can be programmed 50 times (50-TP).
- What are some common applications of the AD5175BRMZ-10?
Common applications include mechanical rheostat replacements, op-amp variable gain control, instrumentation adjustments, and programmable power supplies.
