Overview
The AD5412ACPZ-REEL, produced by Analog Devices Inc., is a low-cost, precision, fully integrated 12-bit digital-to-analog converter (DAC). This device offers programmable current and voltage outputs, making it suitable for industrial process control applications. The AD5412 is part of the AD5412/AD5422 family, which includes both 12-bit and 16-bit resolution options. It features a flexible serial digital interface compatible with SPI and MICROWIRE™, and it can operate in 3-wire mode to minimize digital isolation requirements. The device is designed to provide high accuracy and reliability, with features such as on-chip output fault detection and an asynchronous clear function.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Resolution | 12 Bits | ||||
| Current Output Ranges | 4 mA | 20 mA, 24 mA (overrange) | mA | Programmable | |
| Voltage Output Ranges | 0 V | 5 V, 10 V, ±5 V, ±10 V | V | 10% overrange available | |
| Total Unadjusted Error (TUE) | -0.3% | ±0.01% | +0.3% | % FSR | TA = 25°C |
| Output Drift | ±3 ppm/°C | ppm/°C | FSR | ||
| Power Supply Range (AVDD) | 10.8 V | 40 V | V | ||
| Power Supply Range (AVSS) | -26.4 V | -3 V/0 V | V | ||
| Temperature Range | -40°C | +105°C | °C |
Key Features
- 12-bit resolution and monotonicity
- Programmable current output ranges: 4 mA to 20 mA, 0 mA to 20 mA, or 0 mA to 24 mA
- Programmable voltage output ranges: 0 V to 5 V, 0 V to 10 V, ±5 V, ±10 V with 10% overrange
- High accuracy: ±0.01% FSR typical total unadjusted error (TUE)
- Low output drift: ±3 ppm FSR/°C
- Flexible serial digital interface (SPI- and MICROWIRE™-compatible)
- On-chip output fault detection and asynchronous clear function
- On-chip reference: 10 ppm/°C maximum
- Optional regulated DVCC output
- Analog outputs are short and open-circuit protected and can drive capacitive loads of 1 µF
Applications
- Process control
- Actuator control
- Programmable Logic Controllers (PLC)
- HART network connectivity (LFCSP package only)
Q & A
- What is the resolution of the AD5412ACPZ-REEL?
The AD5412ACPZ-REEL has a 12-bit resolution.
- What are the programmable current output ranges of the AD5412ACPZ-REEL?
The device offers programmable current output ranges of 4 mA to 20 mA, 0 mA to 20 mA, and an overrange function of 0 mA to 24 mA.
- What are the voltage output ranges available on the AD5412ACPZ-REEL?
The voltage output ranges include 0 V to 5 V, 0 V to 10 V, ±5 V, and ±10 V, with a 10% overrange available on all ranges.
- What is the typical total unadjusted error (TUE) of the AD5412ACPZ-REEL?
The typical total unadjusted error (TUE) is ±0.01% FSR.
- What is the output drift of the AD5412ACPZ-REEL?
The output drift is ±3 ppm FSR/°C.
- What is the power supply range for the AD5412ACPZ-REEL?
The power supply range is AVDD: 10.8 V to 40 V and AVSS: −26.4 V to −3 V/0 V.
- What is the temperature range of the AD5412ACPZ-REEL?
The temperature range is −40°C to +105°C.
- Does the AD5412ACPZ-REEL support HART network connectivity?
HART network connectivity is supported in the LFCSP package only.
- What types of packages are available for the AD5412ACPZ-REEL?
The device is available in TSSOP and LFCSP packages.
- What are some common applications of the AD5412ACPZ-REEL?
Common applications include process control, actuator control, PLC, and HART network connectivity.
