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AD977AR
+StücklisteIC ADC 16BIT SAR 20SOIC
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HerstellerAnalog Devices Inc.
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Herstellerteil #AD977AR
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Datenblatt AD977AR DataSheet
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Auf Lager9760
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Part Status | Obsolete |
| Number of Bits | 16 |
| Sampling Rate (Per Second) | 100k |
| Number of Inputs | 1 |
| Input Type | Single Ended |
| Data Interface | SPI |
| Configuration | ADC |
| Number of A / D Converters | 1 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-SOIC |
| Mounting Type | Surface Mount |
| Base Product Number | AD977 |
Übersicht
Description
Key features include a maximum update rate of 130 MSPS, a differential output that supports a wide dynamic range, and an integrated 1.25V reference voltage for accurate performance. The device also supports a single-supply operation, simplifying system design.
With a low glitch energy and fast settling time, the AD977AR is ideal for generating complex waveforms. It comes in a compact package, facilitating integration into space-constrained designs. Overall, the AD977AR is an optimal choice for engineers seeking a robust and efficient DAC solution for high-speed applications.
Equivalent
Features
1. Resolution: 14-bit resolution, providing fine output granularity.
2. Sampling Rate: Supports up to 130 MSPS (mega samples per second), enabling high-speed signal processing.
3. Output Range: Dual output ranges, typically ±10V or 0-5V, adaptable for different applications.
4. Differential Outputs: Features differential outputs that enhance performance in noise-sensitive applications.
5. Low Glitch Energy: Minimizes unwanted transients during switching, improving signal integrity.
6. Integrated Voltage Reference: Built-in reference simplifies design and reduces external component count.
7. Parallel Interface: Supports a parallel data interface for straightforward integration with digital systems.
8. Power Consumption: Low power consumption, making it suitable for portable and energy-efficient designs.
Overall, the AD977AR is optimized for high-performance applications requiring precision and speed in signal conversion.
Pinout
Key functions of the AD977AR include:
1. Data Input: Accepts parallel data input through a 14-bit word.
2. Reference Voltage: Provides a reference voltage input for setting the output range.
3. Clock Input: A clock input to synchronize the data conversion process.
4. Output: Produces an analog output signal corresponding to the digital input.
5. Control Signals: Includes pins for control signals like chip select (CS), write (WR), and read (RD) for managing data loading and conversion.
6. Power Supply: Requires power supply inputs for operation (typically +5V and -5V).
This DAC is commonly used in applications requiring high-resolution analog signals, such as telecommunications and instrumentation.
Manufacturer
Application
1. Telecommunications: For generating high-quality analog signals in modems and transmitters.
2. Signal Processing: In software-defined radios and medical imaging systems.
3. Instrumentation: For precise control in automated test equipment.
4. Audio Applications: In high-fidelity audio systems for sound reproduction.
5. Industrial Automation: For controlling processes and machinery through analog output.
Its high resolution and speed make it suitable for any application requiring precise analog signal generation.