Overview
The AD5444YRMZ-REEL is a 12-bit high bandwidth multiplying digital-to-analog converter (DAC) produced by Analog Devices Inc. This device operates from a single 2.5 V to 5.5 V power supply, making it suitable for battery-powered and other low-voltage applications. The AD5444 is part of the AD5444/AD5446 family, which offers excellent 4-quadrant multiplication characteristics up to 12 MHz due to its CMOS submicron manufacturing process.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Output Type | Current output |
| Power Supply | 2.5 V to 5.5 V |
| Interface | Double-buffered, 3-wire serial interface (SPI, QSPI, MICROWIRE, DSP compatible) |
| Reference Input | ±10 V |
| Package | 10-lead MSOP |
| Operating Temperature | -40°C to 85°C (industrial grade) |
Key Features
- High bandwidth multiplying DAC with up to 12 MHz operation.
- Excellent 4-quadrant multiplication characteristics.
- Double-buffered, 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and most DSP interface standards.
- Integrated feedback resistor (RFB) for temperature tracking and full-scale voltage output when used with an external current-to-voltage precision amplifier.
- Small 10-lead MSOP package, pin-compatible with other AD54xx family DACs.
Applications
The AD5444YRMZ-REEL is versatile and can be used in various applications, including:
- Battery-powered devices due to its low power consumption.
- Industrial control systems requiring high precision and reliability.
- Aerospace and defense systems where high bandwidth and accuracy are crucial.
- Medical devices that need precise analog output signals.
- Automotive systems for control and monitoring applications.
Q & A
- What is the resolution of the AD5444YRMZ-REEL DAC?
The AD5444YRMZ-REEL has a 12-bit resolution.
- What is the operating voltage range of the AD5444YRMZ-REEL?
The device operates from a single 2.5 V to 5.5 V power supply.
- What type of interface does the AD5444YRMZ-REEL use?
The device uses a double-buffered, 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and most DSP interface standards.
- What is the maximum reference input voltage for the AD5444YRMZ-REEL?
The device can handle ±10 V reference input voltage.
- In what package is the AD5444YRMZ-REEL available?
The device is available in a 10-lead MSOP package.
- What are the key applications of the AD5444YRMZ-REEL?
The device is suitable for battery-powered devices, industrial control systems, aerospace and defense systems, medical devices, and automotive systems.
- Does the AD5444YRMZ-REEL have integrated feedback resistors?
Yes, the device includes an integrated feedback resistor (RFB) for temperature tracking and full-scale voltage output.
- Is the AD5444YRMZ-REEL compatible with other DACs in the AD54xx family?
Yes, it is pin-compatible with other DACs in the AD54xx family.
- What is the operating temperature range of the AD5444YRMZ-REEL?
The device operates over an industrial temperature range of -40°C to 85°C.
- Is there an evaluation board available for the AD5444YRMZ-REEL?
Yes, the EVAL-AD5443/EVAL-AD5446/EVAL-AD5453 board is available for evaluating DAC performance.
