Overview
The AD1856R-K-REEL7 is a monolithic, 16-bit pulse code modulation (PCM) audio digital-to-analog converter (DAC) produced by Analog Devices Inc. This integrated circuit is designed for high-quality audio conversion and is part of the AD1856 series. The device integrates a voltage output amplifier, a 16-bit DAC, a 16-bit serial-to-parallel input register, and a voltage reference. It is fabricated using a combination of CMOS logic elements, bipolar, and MOS devices, along with thin film resistors, ensuring high performance audio playback with low total harmonic distortion and fast settling times.
Key Specifications
| Series | AD1856 |
|---|---|
| Product Status | Active |
| Type | DAC, Audio |
| Number of Channels | 1 |
| Resolution (Bits) | 16 b |
| Data Interface | Serial |
| Voltage - Supply | ±4.75V ~ 13.2V |
| Operating Temperature | -25°C ~ 70°C |
| Mounting Type | Surface Mount |
| Supplier Device Package | 16-SOIC |
Key Features
- 16-bit resolution for high-quality audio conversion
- Serial data interface for easy integration with microcontrollers and other devices
- High-speed operation for real-time audio processing
- Low power consumption for reduced heat generation and energy costs
- Compact 16-SOIC package for small form factor applications
- Operating temperature range of -25°C to 70°C for versatility
- Low total harmonic distortion and fast settling times
- Optional linearity trim pin to eliminate residual differential linearity error at midscale
Applications
- Professional audio equipment, such as mixing consoles and effects processors
- Consumer electronics, such as CD players and audio amplifiers
- Industrial control systems, such as automation and measurement devices
- Medical devices, such as hearing aids and ultrasound equipment
- Automotive applications, such as infotainment systems and driver assistance systems
Q & A
- Q: What is the resolution of the AD1856R-K-REEL7 DAC?
A: The AD1856R-K-REEL7 has a 16-bit resolution for high-quality audio conversion.
- Q: What type of data interface does the AD1856R-K-REEL7 use?
A: The AD1856R-K-REEL7 uses a serial data interface for easy integration with microcontrollers and other devices.
- Q: What is the operating temperature range of the AD1856R-K-REEL7?
A: The operating temperature range of the AD1856R-K-REEL7 is -25°C to 70°C.
- Q: What is the package type of the AD1856R-K-REEL7?
A: The AD1856R-K-REEL7 comes in a compact 16-SOIC package.
- Q: Is the AD1856R-K-REEL7 RoHS compliant?
A: No, the AD1856R-K-REEL7 is not RoHS compliant.
- Q: What are some typical applications of the AD1856R-K-REEL7?
A: Typical applications include professional audio equipment, consumer electronics, industrial control systems, medical devices, and automotive applications.
- Q: How does the AD1856R-K-REEL7 ensure low total harmonic distortion?
A: The AD1856R-K-REEL7 ensures low total harmonic distortion through laser trimming of the linearity error and careful design and layout techniques.
- Q: What is the power supply voltage range for the AD1856R-K-REEL7?
A: The power supply voltage range for the AD1856R-K-REEL7 is ±4.75V to ±13.2V.
- Q: Does the AD1856R-K-REEL7 have any special features for linearity adjustment?
A: Yes, the AD1856R-K-REEL7 has an optional linearity trim pin to eliminate residual differential linearity error at midscale.
- Q: How can I obtain technical support for the AD1856R-K-REEL7?
A: Technical support, including pinout information, application notes, and datasheets, can be provided by the product technical engineer from the supplier.
