
AD420ANZ-32
Manufacturer Part Number: AD420ANZ-32 | Manufacturer / Brand: ADI |
Part of Description: Digital to Analog Converters - DAC IC, 16-BIT D/A CONVERTER | Lead Free Status / RoHS Status: 16-bit Microcontrollers - MCU MCU 3/5V 56K Pb-free 64-QFP |
Ship From: HK/Shen Zhen | Shipment Way: DHL/Fedex/TNT/UPS |
Datasheets: |
Product parameters
Manufacturer | ADI |
Details | RoHS |
Mounting Style | SMD/SMT |
Package / Case | TSSOP-16 |
Minimum Operating Temperature | – 40 C |
Maximum Operating Temperature | +85 C |
Packaging | Tube |
Moisture Sensitive | Yes |
Product Type | DACs – Digital to Analog Converters |
Factory Pack Quantity | 15 |
Reference Type | External, Internal |
Supply Voltage – Max | 32 V |
Supply Voltage – Min | 12 V |
Unit Weight | 0.131925 oz |
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The AD420ANZ-32 is a high-precision, fully integrated, single-chip digital-to-current loop converter designed for the industrial control market. It offers a cost-effective solution for generating current loop signals in a compact 24-lead SOIC or PDIP package.
Key Features and Specifications:
- 16-Bit Resolution:
- The AD420ANZ-32 provides a 16-bit resolution, ensuring high accuracy and precision in current loop output.
- Programmable Output Range:
- The output current range can be programmed to 4 mA to 20 mA, 0 mA to 20 mA, or an overrange function of 0 mA to 24 mA. Additionally, a voltage output from a separate pin can be configured to provide 0 V to 5 V, 0 V to 10 V, ±5 V, or ±10 V with the addition of a single external buffer amplifier.
- Sigma-Delta DAC Technology:
- The device uses sigma-delta (Σ-Δ) DAC technology to achieve 16-bit monotonicity at a very low cost. This technology ensures high linearity and stability in the output signal.
- Fast Settling Time:
- Full-scale settling to 0.1% occurs within 3 ms, providing quick response times for dynamic applications.
- Serial Input Interface:
- The AD420ANZ-32 features a 3.3 M Baud serial input logic design, minimizing the cost of galvanic isolation and allowing for simple connection to commonly used microprocessors. It supports SPI, Microwire, and 3-wire asynchronous modes of operation.
- Daisy-Chaining Capability:
- A serial-out pin is provided to allow daisy chaining of multiple DACs on the current loop side of the isolation barrier, simplifying system design and integration.
- Fault Detection:
- The FAULT DETECT pin signals when an open circuit occurs in the loop, providing valuable diagnostic information for system maintenance and troubleshooting.
- Wide Power Supply Range:
- The device operates over a wide power supply range of 12 V to 32 V, making it suitable for a variety of industrial and control applications.
- Compact Package:
- The AD420ANZ-32 is available in a compact 24-lead SOIC or PDIP package, saving space on the circuit board and making it easier to integrate into existing systems.
- Industrial Temperature Range:
- The device is designed to operate over an industrial temperature range of -40°C to +85°C, ensuring reliability and performance in harsh environments.
Applications:
The AD420ANZ-32 is ideal for a wide range of industrial control and automation applications, including process control, monitoring systems, and industrial measurement and instrumentation. Its high precision, programmable output range, and fast settling time make it an excellent choice for generating and controlling current loop signals in these applications.
In conclusion, the AD420ANZ-32 is a high-precision, single-channel digital-to-current loop converter that offers a range of features and benefits, making it suitable for a variety of industrial control and automation applications. Its compact package, wide power supply range, and industrial temperature rating ensure reliability and performance in harsh environments.