Overview
The AD8400ARZ10-REEL is a digital potentiometer manufactured by Analog Devices Inc. This component is part of the AD8400 series, which includes single-, dual-, and quad-channel digitally controlled variable resistor devices. The AD8400ARZ10-REEL specifically features a single 256-position variable resistor in an 8-pin SOIC package. It is designed to replace mechanical potentiometers and variable resistors, offering precise digital control over resistance values.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD8400ARZ10-REEL |
| Package | 8-Pin SOIC |
| Number of Positions | 256 |
| Nominal Resistance | 10 kΩ |
| Tolerance | ±20% |
| Temperature Coefficient | 500 ppm/°C |
| Memory Type | Volatile |
| Interface | 3-wire, SPI-compatible |
| Supply Voltage | 2.7 V to 5.5 V |
| Power Shutdown Current | < 5 μA |
| Operating Temperature Range | -40°C to +125°C |
Key Features
- Single 256-position digitally controlled variable resistor.
- Available in 8-pin SOIC package.
- 3-wire, SPI-compatible serial data input with a 10 MHz update data loading rate.
- Single-supply operation from 2.7 V to 5.5 V.
- Power shutdown feature with less than 5 μA current draw.
- Qualified for automotive applications.
- Low wiper resistance and high channel-to-channel matching tolerance.
- Unique switching circuit to minimize glitches.
Applications
- Mechanical potentiometer replacement.
- Programmable filters, delays, and time constants.
- Volume control and panning in audio systems.
- Line impedance matching.
- Power supply adjustment.
Q & A
- What is the AD8400ARZ10-REEL used for?
The AD8400ARZ10-REEL is used as a digital potentiometer to replace mechanical potentiometers and variable resistors, offering precise digital control over resistance values.
- What is the nominal resistance of the AD8400ARZ10-REEL?
The nominal resistance of the AD8400ARZ10-REEL is 10 kΩ.
- What is the temperature coefficient of the AD8400ARZ10-REEL?
The temperature coefficient of the AD8400ARZ10-REEL is 500 ppm/°C.
- What is the supply voltage range for the AD8400ARZ10-REEL?
The supply voltage range for the AD8400ARZ10-REEL is from 2.7 V to 5.5 V.
- How many positions does the AD8400ARZ10-REEL have?
The AD8400ARZ10-REEL has 256 positions.
- What interface does the AD8400ARZ10-REEL use?
The AD8400ARZ10-REEL uses a 3-wire, SPI-compatible serial data input.
- What is the power shutdown current of the AD8400ARZ10-REEL?
The power shutdown current of the AD8400ARZ10-REEL is less than 5 μA.
- Is the AD8400ARZ10-REEL qualified for automotive applications?
Yes, the AD8400ARZ10-REEL is qualified for automotive applications.
- What are some common applications of the AD8400ARZ10-REEL?
Common applications include mechanical potentiometer replacement, programmable filters, delays, time constants, volume control, panning, line impedance matching, and power supply adjustment.
- What package type does the AD8400ARZ10-REEL come in?
The AD8400ARZ10-REEL comes in an 8-pin SOIC package.
