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AD5422AREZ
+StücklisteIC DAC 16BIT V OR A-OUT 24TSSOP
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HerstellerAnalog Devices Inc.
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Herstellerteil #AD5422AREZ
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Paket TSSOP-24
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Auf Lager5242
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Bulk,Tube |
| ProductStatus | Active |
| NumberofBits | 16 |
| NumberofD/AConverters | 1 |
| SettlingTime | 25µs (V), 40µs (A) (Typ) |
| OutputType | Voltage or Current - Buffered |
| DifferentialOutput | No |
| DataInterface | SPI, DSP |
| ReferenceType | External, Internal |
| Voltage-SupplyAnalog | 10.8V ~ 40V, -3V ~ 26.4V |
| Voltage-SupplyDigital | 2.7V ~ 5.5V |
| INL/DNL(LSB) | -, ±1.3 (Max) |
| Architecture | R-2R |
| OperatingTemperature | -40°C ~ 105°C |
| Package/Case | 24-TSSOP (0.173, 4.40mm Width) Exposed Pad |
| SupplierDevicePackage | 24-TSSOP-EP |
Übersicht
Description
Key features of the AD5422AREZ include its unipolar or bipolar output operation, allowing it to cater to different signal requirements. It also supports a 4 mA to 20 mA current output, often used in industrial automation systems for signaling. The device ensures high accuracy and low noise, which is essential for maintaining signal integrity in precision applications.
The AD5422AREZ operates with a single-supply of 10.8 V to 60 V, making it versatile for different power supply environments. Its precision, combined with robust design features like fault protection and diagnostic functions, makes it highly reliable for demanding applications such as process control, data acquisition systems, and smart transmitters. Its compact design further aids in saving board space in complex electronic systems.
Equivalent
1. Texas Instruments DAC8775: A 16-bit DAC with integrated precision current and voltage output drivers.
2. Maxim Integrated MAX541: A 16-bit DAC with similar features.
3. Microchip Technology MCP4822: A 12-bit DAC, which may be used in less critical applications.
These alternatives might not be exact replacements, so check specifications for compatibility with your application.
Features
1. Resolution & Accuracy: 16-bit resolution ensures precise output with minimal error.
2. Output Range: Can be configured for various current and voltage output ranges, including 4–20 mA current loops and 0–10 V outputs.
3. Interface: Supports a versatile SPI-compatible serial interface for easy integration with microcontrollers.
4. Robust Performance: High accuracy and low drift over temperature variations make it ideal for harsh environments.
5. Power & Diagnostics: Features on-chip diagnostic functions and programmable fault protection to enhance reliability.
6. Compliance & Protection: Includes integrated protection features such as overvoltage, undervoltage, and short-circuit safeguards.
7. Temperature Range: Operates over an industrial temperature range of -40°C to +85°C, suitable for various applications.
8. Package: Available in a compact, lead-free TSSOP package for space-constrained applications.
These features make the AD5422AREZ suitable for a wide range of industrial applications requiring reliable and accurate analog signal control.
Pinout
The main functions of the AD5422AREZ include:
1. Current Output: Capable of providing a 4 mA to 20 mA current output for loop-powered applications.
2. Voltage Output: Can also output voltage levels up to ±10V.
3. Data Interface: It operates via a serial interface, compatible with SPI, QSPI, MICROWIRE, and DSPs.
4. Diagnostics: Features fault detection and diagnostics to enhance reliability.
5. Precision: Offers high accuracy with low total unadjusted error (TUE) and low output drift.
The AD5422 is well-suited for use in programmable logic controllers (PLCs), distributed control systems (DCS), and other industrial automation applications requiring precise analog output signals.