AVD Module with Voice Data Stack
Whether you’re developing audio-, voice- or data-based wireless applications, the DA14AVDDECT offers you the fastest and easiest route to market. It combines everything you need for world-class wireless performance in a single compact module.
Fully RF tested and certified, it doesn’t require any in-depth RF knowledge or resources to use. Just drop it in and you’re ready to go.
The Dialog DA14AVDDECT Audio Voice Data module is a complete solution for next-generation wireless applications. It contains all the hardware necessary, including a state-of-the-art DECT radio, a multi-core, power amplifier, stereo CODEC, battery management and onboard antenna. You can tailor the module to your target application area simply by downloading and installing one of our optimized software stacks who also supports over-the-air upgrades.
Features
Next-generation DECT radio performance
- Multi-level modulation
- Zero blind slot support
Extensive processing power
Hi-Fi audio support
Integrated antenna and support for optional external antenna
Battery management with charger and fuel gauge
Choice of voice and data or audio and data software stacks
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Conferencing systems
Intercom systems
- Door entry
- Elevator communication
- 消防救援通信
Elderly Care: pendants with voice
Differences between the Voice Data Stack (AVD Module) and the Cordless Voice Module (CVM)
| Voice Data Stack | CVM | |
|---|---|---|
| Data Rate | 150kbit/s | 54 kb/s |
| Number of PP in a conference | 8s | 4 |
| Number of PP in PA/TG | N/A | N/A |
| Full Duplex / return channels | 8 | 4 |
| Voice/Audio Bandwidth | 8kHz | 8kHz |
| Codec | G726, G722, BV32 | G726, G722 |
| Latency | 10ms | 10ms |
| Battery Charging | NiMH / Li-Ion batteries | 2 Cell NiMH |
| Available Interfaces | UART (2), SPI, I2C, PCM/I2S, PDM, USB charging / FW, SE COdec, I/O | UART, SPI、I2C、PCM, Single Ended / Differential Analog I/O |
Customer testimonials
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