Overview
The AD5174BRMZ-10, produced by Analog Devices Inc., is a single-channel, 1024-position digital rheostat. This device combines industry-leading variable resistor performance with nonvolatile memory (NVM) in a compact package. It features a 10 kΩ nominal resistance and a 50-times programmable (50-TP) wiper memory, allowing for precise and permanent adjustments. The AD5174BRMZ-10 operates over a wide supply voltage range, from 2.7 V to 5.5 V for single-supply and ±2.5 V to ±2.75 V for dual-supply operations, making it versatile for various applications. The device is available in both 10-lead LFCSP and 10-lead MSOP packages and is guaranteed to operate over an extended industrial temperature range of −40°C to +125°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Positions | 1024 | |
| Nominal Resistance | 10 kΩ | |
| Supply Voltage (Single-Supply) | 2.7 V to 5.5 V | V |
| Supply Voltage (Dual-Supply) | ±2.5 V to ±2.75 V | V |
| Temperature Coefficient | 35 ppm/°C | |
| Operating Temperature Range | −40°C to +125°C | °C |
| Package Type | 10-lead LFCSP, 10-lead MSOP | |
| Memory Type | 50-Times Programmable (50-TP) Nonvolatile Memory | |
| Interface | SPI (Serial Peripheral Interface) |
Key Features
- Single-channel, 1024-position resolution for high-resolution adjustments.
- 10 kΩ nominal resistance with ±15% tolerance.
- 50-times programmable (50-TP) wiper memory for permanent settings.
- SPI-compatible interface for digital control and communication.
- Wide supply voltage range: 2.7 V to 5.5 V (single-supply) and ±2.5 V to ±2.75 V (dual-supply).
- Compact packages: 10-lead LFCSP and 10-lead MSOP.
- Operating temperature range of −40°C to +125°C.
- RoHS compliant to ensure safety standards.
Applications
- Mechanical rheostat replacements.
- Op-amp: variable gain control.
- Instrumentation: gain, offset adjustment.
- Programmable voltage-to-current conversions.
- Programmable filters, delays, time constants.
- Programmable power supply.
- Sensor calibration.
- Precision control in industrial systems.
- Automotive electronics adjustments.
- Consumer electronics customization.
- Communication systems calibration).
Q & A
- What is the nominal resistance of the AD5174BRMZ-10?
The nominal resistance of the AD5174BRMZ-10 is 10 kΩ.
- What is the resolution of the AD5174BRMZ-10?
The AD5174BRMZ-10 has a 1024-position resolution.
- What type of memory does the AD5174BRMZ-10 use?
The AD5174BRMZ-10 uses 50-times programmable (50-TP) nonvolatile memory.
- What is the operating temperature range of the AD5174BRMZ-10?
The operating temperature range is −40°C to +125°C.
- What interface does the AD5174BRMZ-10 use for digital control?
The AD5174BRMZ-10 uses an SPI (Serial Peripheral Interface) for digital control.
- What are the available package types for the AD5174BRMZ-10?
The AD5174BRMZ-10 is available in 10-lead LFCSP and 10-lead MSOP packages.
- Is the AD5174BRMZ-10 RoHS compliant?
Yes, the AD5174BRMZ-10 is RoHS compliant.
- What is the typical temperature coefficient of the AD5174BRMZ-10?
The typical temperature coefficient is 35 ppm/°C.
- Can the AD5174BRMZ-10 be used in harsh environments?
Yes, it is suitable for harsh environments due to its wide temperature range and robust design.
- What are some common applications of the AD5174BRMZ-10?
Common applications include mechanical rheostat replacements, op-amp gain control, instrumentation adjustments, and sensor calibration.
