Overview
The DAC8420ESZ-REEL is a quad 12-bit serial voltage-output Digital-to-Analog Converter (DAC) produced by Analog Devices Inc. This device is designed using BiCMOS technology and is available in a 16-lead SOIC package. It offers a high degree of flexibility and reliability, making it suitable for a variety of applications requiring precise analog output control.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 12-bit | |
| Conversion Rate | 125 ksps | |
| Integral Nonlinearity (INL) | 3 LSB | |
| Interface | SPI, Serial | |
| Max Dual Supply Voltage | ±15 V | |
| Settling Time | 8 μs | |
| Power Dissipation (max) | 35 mW (@ +5 V), 255 mW (@ ±15 V) | |
| Package Type | 16-lead SOIC |
Key Features
- Guaranteed monotonic over temperature
- Excellent matching between DACs
- Unipolar or bipolar operation
- Buffered voltage outputs
- High speed serial digital interface
- Reset-to-zero scale or midscale
- Wide supply range: +5 V to ±15 V
- Low power consumption: maximum 35 mW at +5 V supply
Applications
The DAC8420ESZ-REEL is versatile and can be used in various applications, including industrial control systems, medical devices, audio and video equipment, and any system requiring multiple, precise analog voltage outputs. Its ability to operate with both unipolar and bipolar voltage ranges and its low power consumption make it particularly suitable for battery-powered devices and systems where power efficiency is crucial.
Q & A
- What is the resolution of the DAC8420ESZ-REEL?
The DAC8420ESZ-REEL has a resolution of 12 bits. - What is the conversion rate of the DAC8420ESZ-REEL?
The conversion rate is 125 ksps. - What type of interface does the DAC8420ESZ-REEL use?
The DAC8420ESZ-REEL uses an SPI, serial interface. - What is the maximum dual supply voltage for the DAC8420ESZ-REEL?
The maximum dual supply voltage is ±15 V. - What is the settling time of the DAC8420ESZ-REEL?
The settling time is 8 μs. - How much power does the DAC8420ESZ-REEL consume?
The power dissipation is maximum 35 mW at +5 V supply and 255 mW at ±15 V supply. - In what package type is the DAC8420ESZ-REEL available?
The DAC8420ESZ-REEL is available in a 16-lead SOIC package. - Can the DAC8420ESZ-REEL operate in both unipolar and bipolar modes?
Yes, the DAC8420ESZ-REEL can operate in both unipolar and bipolar modes. - What is the significance of the reset-to-zero scale or midscale feature?
The reset-to-zero scale or midscale feature allows the user to force all four DAC outputs to either zero scale or midscale asynchronously, overriding the current DAC register values. - Is the DAC8420ESZ-REEL suitable for battery-powered devices?
Yes, due to its low power consumption, the DAC8420ESZ-REEL is suitable for battery-powered devices.
