Overview
The AD7376ARWZ100, produced by Analog Devices Inc., is a high-performance, 128-position digital potentiometer designed for applications requiring precise and adjustable resistance. This device operates within a wide voltage range, making it suitable for various high-voltage and high-precision applications. It combines the functionality of mechanical potentiometers, variable resistors, and trimmers with the advantages of digital control, such as enhanced resolution, solid-state reliability, and programmability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Positions | 128 | - |
| Resistance Options | 10 kΩ, 50 kΩ, 100 kΩ | - |
| Operating Supply Voltage (Single-Supply) | 4.5 V to 33 V | V |
| Operating Supply Voltage (Dual-Supply) | ±4.5 V to ±16.5 V | V |
| Operating Temperature Range | -40°C to +85°C | °C |
| Digital Interface | 3-wire SPI-compatible serial interface | - |
| Total Harmonic Distortion (THD) | 0.006% typical | % |
| Power Dissipation | 31.5 mW | mW |
| Shutdown Supply Current | < 1 µA | µA |
| Package Options | 14-lead TSSOP, 16-lead wide body SOIC | - |
Key Features
- High voltage operation: up to 30 V single-supply and ±15 V dual-supply.
- 128-position digital potentiometer with 10 kΩ, 50 kΩ, and 100 kΩ resistance options.
- 3-wire SPI-compatible serial interface for digital control.
- Low total harmonic distortion (THD) of 0.006% typical.
- Programmable preset and power shutdown with less than 1 µA current.
- iCMOS™ process technology for low power consumption and high performance.
- Sleep-mode programmability in shutdown, eliminating the need for costly EEPROM solutions.
Applications
- High voltage DAC and programmable power supply.
- Programmable gain and offset adjustment.
- Programmable filters and delays.
- Actuator control and audio volume control.
- Mechanical potentiometer replacement in various industrial and consumer electronics.
Q & A
- What is the AD7376ARWZ100 used for?
The AD7376ARWZ100 is a digital potentiometer used in applications requiring precise and adjustable resistance, such as high voltage DACs, programmable power supplies, and mechanical potentiometer replacements.
- What are the operating voltage ranges for the AD7376ARWZ100?
The device operates within a single-supply range of 4.5 V to 33 V and a dual-supply range of ±4.5 V to ±16.5 V.
- What is the total harmonic distortion (THD) of the AD7376ARWZ100?
The THD is 0.006% typical.
- What digital interface does the AD7376ARWZ100 use?
The device uses a 3-wire SPI-compatible serial interface.
- What are the package options for the AD7376ARWZ100?
The device is available in 14-lead TSSOP and 16-lead wide body SOIC packages.
- What is the operating temperature range of the AD7376ARWZ100?
The operating temperature range is -40°C to +85°C.
- How does the AD7376ARWZ100 handle power shutdown?
The device features a power shutdown mode with less than 1 µA current and sleep-mode programmability.
- What technology is used in the AD7376ARWZ100?
The device uses iCMOS™ process technology for low power consumption and high performance.
- What are some common applications of the AD7376ARWZ100?
Common applications include high voltage DACs, programmable power supplies, programmable gain and offset adjustment, and mechanical potentiometer replacements.
- How many positions does the AD7376ARWZ100 digital potentiometer have?
The device has 128 positions.
- What are the resistance options available for the AD7376ARWZ100?
The resistance options are 10 kΩ, 50 kΩ, and 100 kΩ.
