Overview
The AD5412AREZ is a 12-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This device is part of the AD5412/AD5422 series, which are low-cost, precision, fully integrated DACs designed to meet the requirements of industrial process control applications. The AD5412AREZ offers programmable current and voltage outputs, making it versatile for various industrial control scenarios.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12-bit |
| Current Output Ranges | 4 mA to 20 mA, 0 mA to 20 mA, or 0 mA to 24 mA |
| Voltage Output Ranges | 0 V to 5 V, 0 V to 10 V, ±5 V, or ±10 V |
| Total Unadjusted Error (TUE) | ±0.01% FSR typical |
| Output Drift | ±3 ppm FSR/°C (current), ±2 ppm FSR/°C (voltage) |
| Power Supply Range | AVDD: 10.8 V to 40 V, AVSS: −26.4 V to −3 V/0 V |
| Current Loop Compliance Voltage | AVDD − 2.5 V |
| Temperature Range | −40°C to +105°C |
| Package Type | TSSOP-24-EP |
Key Features
- Programmable current source and voltage output
- Flexible serial digital interface (SPI- and MICROWIRE™-compatible)
- On-chip output fault detection
- On-chip reference: 10 ppm/°C maximum
- Optional regulated DVCC output
- Asynchronous clear function
- Analog outputs are short and open-circuit protected
- Can drive capacitive loads of 1 µF
- Power-on-reset function ensuring a known state at power-up
Applications
- Process controls
- Actuator controls
- PLC (Programmable Logic Controllers)
- HART network connectivity (LFCSP package only)
Q & A
- What is the resolution of the AD5412AREZ DAC?
The AD5412AREZ has a 12-bit resolution.
- What are the current output ranges of the AD5412AREZ?
The current output ranges are 4 mA to 20 mA, 0 mA to 20 mA, or 0 mA to 24 mA.
- What are the voltage output ranges of the AD5412AREZ?
The voltage output ranges are 0 V to 5 V, 0 V to 10 V, ±5 V, or ±10 V.
- What is the total unadjusted error (TUE) of the AD5412AREZ?
The TUE is ±0.01% FSR typical.
- What is the power supply range for the AD5412AREZ?
The power supply range is AVDD: 10.8 V to 40 V, AVSS: −26.4 V to −3 V/0 V.
- What is the temperature range for the AD5412AREZ?
The temperature range is −40°C to +105°C.
- Does the AD5412AREZ support HART network connectivity?
Yes, but only in the LFCSP package version.
- What type of serial interface does the AD5412AREZ support?
The AD5412AREZ supports SPI- and MICROWIRE™-compatible serial interfaces.
- Does the AD5412AREZ have on-chip output fault detection?
Yes, it includes on-chip output fault detection.
- Can the AD5412AREZ drive capacitive loads?
Yes, it can drive capacitive loads of 1 µF.
