Overview
The AD7840ARSZ-REEL is a 14-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This component is part of the AD7840 series and is known for its high performance and versatility. The AD7840 features a 14-bit DAC, a 3 V buried Zener reference, a DAC output amplifier, and high-speed control logic. It supports both parallel and serial data input modes, making it suitable for a wide range of applications requiring precise analog output.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Output Range | ±3 V |
| Reference Voltage | 3 V ±10 mV (internal buried Zener reference) |
| Data Input Mode | Parallel or Serial |
| Serial Data Clock Rate | Up to 6 MHz |
| Data Setup Time | 21 ns |
| Package Type | 24-SSOP |
| Operating Temperature | -40°C to +85°C (industrial grade) |
Key Features
- Double-buffered interface logic with 14-bit input latch and 14-bit DAC latch.
- Supports both parallel and serial data input modes.
- High-speed control logic with fast data setup time of 21 ns.
- Internal temperature-compensated 3 V buried Zener reference.
- Bipolar output range of ±3 V.
- Fabricated in linear compatible CMOS (LC2MOS) technology.
- Full power output signals up to 20 kHz.
Applications
The AD7840ARSZ-REEL is suitable for various applications requiring high-precision digital-to-analog conversion, including:
- Digital signal processing systems.
- High-speed data acquisition systems.
- Audio and video signal processing.
- Industrial control systems.
- Medical devices requiring precise analog outputs.
Q & A
- What is the resolution of the AD7840ARSZ-REEL?
The AD7840ARSZ-REEL has a resolution of 14 bits.
- What are the supported data input modes for the AD7840ARSZ-REEL?
The AD7840ARSZ-REEL supports both parallel and serial data input modes.
- What is the maximum serial data clock rate for the AD7840ARSZ-REEL?
The maximum serial data clock rate is up to 6 MHz.
- What is the output voltage range of the AD7840ARSZ-REEL?
The output voltage range is ±3 V.
- Does the AD7840ARSZ-REEL have an internal reference voltage?
Yes, it has an internal temperature-compensated 3 V buried Zener reference.
- What is the package type of the AD7840ARSZ-REEL?
The package type is 24-SSOP.
- What is the operating temperature range for the AD7840ARSZ-REEL?
The operating temperature range is -40°C to +85°C (industrial grade).
- Can the AD7840ARSZ-REEL be used in high-speed applications?
Yes, it has a fast data setup time of 21 ns, making it suitable for high-speed applications.
- Is the AD7840ARSZ-REEL suitable for audio and video signal processing?
Yes, it is suitable for audio and video signal processing due to its high precision and dynamic performance.
- Can the AD7840ARSZ-REEL be used in medical devices?
Yes, it can be used in medical devices that require precise analog outputs.
