Overview
The AD5422BREZ-REEL is a precision, fully integrated 16-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc. This device is designed to meet the requirements of industrial process control applications, offering high accuracy and flexibility. It features a programmable current source and programmable voltage output, making it suitable for a wide range of industrial and consumer applications. The AD5422BREZ-REEL operates from an internal voltage reference or an external reference source and is packaged in a RoHS-compliant TSSOP-24_EP package.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Resolution | 16 bits | ||
| Output Type | Current/Voltage | Bipolar/Unipolar | |
| Supply Voltage | ±12V, ±15V, ±18V, ±24V, ±28V | V | Typical dual supply voltage |
| Operating Temperature | -40°C to +105°C | °C | |
| Output Current Range | 0-24 mA, 0-20 mA, 4-20 mA | mA | Programmable |
| Output Voltage Range | 0-5 V, 0-10 V, -5 to +5 V, -10 to +10 V | V | |
| Total Unadjusted Error (TUE) | ±0.01% FSR (Typical at 25°C) | % FSR | |
| Differential Nonlinearity (DNL) | ±1 LSB (Guaranteed monotonic) | LSB | |
| Package Type | TSSOP-24_EP | RoHS-compliant | |
| Interface | Serial (3-Wire, SPI, QSPI, Microwire) |
Key Features
- Programmable current source and voltage output
- Integrated 5 V voltage reference with high accuracy and low temperature drift
- Flexible serial digital interface (3-Wire, SPI, QSPI, Microwire)
- On-chip output fault detection and asynchronous clear function
- Low output noise and drift, fast settling time, and high linearity
- Optional regulated DVCC output
- Wide operating temperature range: -40°C to +105°C
Applications
- Industrial process control
- Actuator controls
- PLC (Programmable Logic Controllers)
- HART network connectivity (LFCSP package only)
- Digital audio conversion
- Processing control signals
- Converting digitally filtered analog signals
Q & A
- What is the resolution of the AD5422BREZ-REEL DAC?
The AD5422BREZ-REEL has a resolution of 16 bits.
- What are the output types available for the AD5422BREZ-REEL?
The device offers both current and voltage outputs, with bipolar and unipolar options.
- What is the typical supply voltage range for the AD5422BREZ-REEL?
The typical supply voltage range is ±12V, ±15V, ±18V, ±24V, and ±28V.
- What is the operating temperature range of the AD5422BREZ-REEL?
The operating temperature range is -40°C to +105°C.
- What are the programmable output current ranges for the AD5422BREZ-REEL?
The output current ranges are 0-24 mA, 0-20 mA, and 4-20 mA.
- What is the total unadjusted error (TUE) of the AD5422BREZ-REEL?
The TUE is ±0.01% FSR (Typical at 25°C).
- What is the package type of the AD5422BREZ-REEL?
The device is packaged in a TSSOP-24_EP RoHS-compliant package.
- What digital interface does the AD5422BREZ-REEL support?
The device supports a serial digital interface (3-Wire, SPI, QSPI, Microwire).
- What are some of the key applications of the AD5422BREZ-REEL?
Key applications include industrial process control, actuator controls, PLC, and HART network connectivity.
- Does the AD5422BREZ-REEL have on-chip output fault detection?
Yes, the device features on-chip output fault detection and an asynchronous clear function.
