Overview
The AD2428WCCSZ-RL is an Automotive Audio Bus (A2B) Transceiver produced by Analog Devices Inc. This device is designed as a compact, low-power solution for digital audio processing in various applications, particularly in the automotive sector. It features a 4-channel sigma-delta ADC with integrated digital audio processing capabilities, supporting both digital (PDM) and analog microphone inputs. The AD2428WCCSZ-RL is packaged in a 32-pin WFQFN-32 package, making it suitable for space-constrained designs and ideal for portable and battery-powered devices.
Key Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD2428WCCSZ-RL |
| Function | Audio Transceiver |
| Number of Channels | 1 |
| Voltage - Supply | 3V ~ 3.63V |
| Operating Temperature | -40°C ~ 105°C |
| Interface | I²C, I²S |
| Package/Case | 32-WFQFN Exposed Pad, CSP |
| Mounting Type | Surface Mount, Wettable Flank |
| Pin Count | 32 |
| AEC-Q100 Qualified | Yes |
Key Features
- 4-channel sigma-delta ADC with integrated digital audio processing, supporting both digital (PDM) and analog microphone inputs.
- Programmable digital filters and mixer for flexible audio signal processing.
- High-resolution 24-bit stereo ADC with a sampling rate of up to 96 kHz.
- Supports multichannel I²S/TDM interface and PDM microphone inputs.
- Configurable via I²C interface with up to 32 upstream and 32 downstream channels.
- Powered over A2B bus or locally powered.
- A2B bus features include line topology, single master, multiple slave nodes, and up to 15 m between nodes with a total cable length of up to 40 m.
- Programmable settings to optimize EMC performance.
Applications
- Automotive audio systems.
- Infotainment systems.
- Dashboard cameras.
- Advanced driver assistance systems (ADAS).
- Vehicle tracking systems.
- Telematics and remote monitoring systems.
- Wireless communication modules.
- IoT devices and smart home devices.
- Audio/video conferencing systems.
- Microphone arrays and beamforming.
- Hands-free and in-car communication.
- Active and road noise cancellation.
Q & A
- What is the AD2428WCCSZ-RL used for?
The AD2428WCCSZ-RL is used as an Automotive Audio Bus (A2B) Transceiver for digital audio processing in various applications, particularly in the automotive sector.
- What type of package does the AD2428WCCSZ-RL come in?
The AD2428WCCSZ-RL is packaged in a 32-pin WFQFN-32 package.
- What are the key features of the AD2428WCCSZ-RL?
The key features include a 4-channel sigma-delta ADC, programmable digital filters and mixer, high-resolution 24-bit stereo ADC, and support for multichannel I²S/TDM and PDM microphone inputs.
- What are the operating voltage and temperature ranges of the AD2428WCCSZ-RL?
The operating voltage range is 3V ~ 3.63V, and the operating temperature range is -40°C ~ 105°C.
- Is the AD2428WCCSZ-RL AEC-Q100 qualified?
- What interfaces does the AD2428WCCSZ-RL support?
The AD2428WCCSZ-RL supports I²C and I²S interfaces.
- What is the maximum cable length supported by the A2B bus in the AD2428WCCSZ-RL?
The A2B bus supports up to 15 m between nodes and a total cable length of up to 40 m.
- Can the AD2428WCCSZ-RL be powered over the A2B bus?
- What are some common applications of the AD2428WCCSZ-RL?
- How many PDM microphone inputs does the AD2428WCCSZ-RL support?
