IP PortfolioAnalog and mixed-signalaudio
of_ams_classd
Class-D audio amplifier
Maturity plannedTargets ASIC (CMOS) onlyDifficulty HardPriority 2
Closed-loop PWM or delta-sigma class-D power stage with spread-spectrum switching, short-circuit and thermal protection for speakers.
Planned. This block is specified in the catalog with its interfaces and targets. No implementation exists yet; the skeleton command below generates a lint-clean shell with its ports and registers.
Interfaces
| Port | Direction | Kind | Width | Notes |
|---|---|---|---|---|
| ctrl | in/out | APB control bus | 32 | Control and status registers, including ID, VERSION and STATUS |
| irq | out | interrupt | 1 | Interrupt request |
| pcm | in | AXI4-Stream | 24 | |
| spkp | inout | analog | 1 | |
| spkn | inout | analog | 1 |
Standards
No external standard applies.
More in audio
| ID | Block | Maturity |
|---|---|---|
| of_ams_hp_driver | Headphone driver | planned |
| of_ams_audio_codec_afe | Audio codec analog front end | planned |
| of_ams_pdm_mic_iface | PDM microphone decimator | simulated |