Overview
The AD7376ARUZ10-R7, manufactured by Analog Devices Inc., is a high-performance digital potentiometer that offers 128 positions and is available in a 14-lead TSSOP package. This device is part of the iCMOS™ series and is designed to replace traditional mechanical potentiometers, variable resistors, and trimmers with enhanced resolution, solid-state reliability, and programmability. It operates over a wide voltage range, including 20 V to 30 V single-supply and ±10 V to ±15 V dual-supply configurations, making it versatile for various applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Resistance Options | 10 kΩ, 50 kΩ, 100 kΩ | ||||
| Single-Supply Range | VSS = 0 | 4.5 V | 33 V | V | |
| Dual-Supply Range | ±4.5 V | ±16.5 V | V | ||
| Temperature Range | -40°C | 85°C | °C | ||
| Total Harmonic Distortion (THD) | VA = 1 V rms, VB = 0 V, f = 1 kHz | 0.006% | % | ||
| Settling Time | VA = 10 V, VB = 0 V, ±1 LSB error band | 4 µs | µs | ||
| Shutdown Supply Current | VA = VDD, VB = 0 V, SHDN = 0 | 0.02 µA | 1 µA | µA | |
| Shutdown Wiper Resistance | VA = VDD, VB = 0 V, SHDN = 0, VDD = 15 V | 170 Ω | 400 Ω | Ω |
Key Features
- 128-position digital potentiometer with 10 kΩ, 50 kΩ, and 100 kΩ resistance options.
- Operates over a wide voltage range: 20 V to 30 V single-supply and ±10 V to ±15 V dual-supply.
- 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.
- Sleep-mode programmability in shutdown, providing an alternative to EEPROM solutions.
- iCMOS™ process technology for enhanced performance and reliability.
- Available in 14-lead TSSOP and 16-lead wide body SOIC packages.
Applications
- High voltage DAC and programmable power supply.
- Programmable gain and offset adjustment, and programmable filters and delays.
- Actuator control and mechanical potentiometer replacement.
- Audio volume control and tone adjustments in audio equipment.
- Consumer electronics for adjusting parameters such as volume, brightness, and temperature.
- Motor control circuits for adjusting speed, torque, and other control parameters.
Q & A
- What is the AD7376ARUZ10-R7 used for?
The AD7376ARUZ10-R7 is a digital potentiometer used to replace traditional mechanical potentiometers, variable resistors, and trimmers in various applications, including audio equipment, consumer electronics, and motor control circuits.
- What are the resistance options available for the AD7376ARUZ10-R7?
The AD7376ARUZ10-R7 is available with 10 kΩ, 50 kΩ, and 100 kΩ resistance options.
- What is the operating voltage range of the AD7376ARUZ10-R7?
The device operates over a single-supply range of 20 V to 30 V and a dual-supply range of ±10 V to ±15 V.
- What is the total harmonic distortion (THD) of the AD7376ARUZ10-R7?
The total harmonic distortion (THD) is typically 0.006%.
- What interface does the AD7376ARUZ10-R7 use for digital control?
The device uses a 3-wire SPI-compatible serial interface for digital control.
- What is the shutdown supply current of the AD7376ARUZ10-R7?
The shutdown supply current is less than 1 µA.
- What are the package options for the AD7376ARUZ10-R7?
The device is available in 14-lead TSSOP and 16-lead wide body SOIC packages.
- What is the temperature range for the AD7376ARUZ10-R7?
The device operates over an extended industrial temperature range of -40°C to +85°C.
- Does the AD7376ARUZ10-R7 support sleep-mode programmability?
Yes, the device supports sleep-mode programmability in shutdown, which can be used to program the preset before device activation.
- What process technology is used in the AD7376ARUZ10-R7?
The device uses iCMOS™ process technology for enhanced performance and reliability.
