Products
92HD65C: 6-channel High Definition Audio (HDA) Interface codec with dual capless HP amplifiers
92HD66x: 4 or 6-channel HDA Interface codec with dual capless HP amplifiers
92HD68x: 8 or 10-channel High Definition Audio (HDA) Interface audio codec with triple HP amplifiers and Content Protection* (Rev F*)
92HD73x: 6, 8 or 10-channel HDA codec compatible with Intel’s HDA Interface
92HD81B: 4-channel, 6-port HD audio codec with Class-AB stereo integrated speaker amplifier, capless HP and LDO
92HD91B: 4-channel, 4-port HD audio codec with Class-D stereo integrated speaker amplifier, capless HP, LDO and Combo HP Jack
92HD95B: 4-channel, 5-port HDA audio codec with Class-D stereo integrated speaker amplifier, Class-G capless HP, LDO and Combo HP Jack
92HD99B: 4-channel, 4-port HDA audio codec with capless HP, LDO and Combo HP Jack
STAC9200: 2-channel low power HDA CODEC
Linux Driver Support
Note: While this page lists IDT brand HDA Audio Codec (and AC’97 Audio Codec devices), Tempo Semiconductor is now the owner of all of these devices. If the specific HDA Audio Codec device (listed on this page) that you require ALSA driver support for is NOT listed on the ALSA Project page, please contact us at support@temposemi.com.
HD Audio Codec Selection Table
| Feature / Base Part | 92HD65C | 92HD66B | 92HD66C | 92HD68D | 92HD68E | 92HD68F | 92HD73C | 92HD73D | 92HD73E | 92HD81B | 92HD91B | 92HD95B | 92HD99B | STAC9200 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mono DAC Count | 6 | 4 | 6 | 8 | 10 | 10 | 6 | 8 | 10 | 4 | 4 | 4 | 4 | 2 |
| Mono ADC Count | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 |
| DAC SNR (dBA) | 98dB | 98dB | 98dB | 100dB | 100dB | 100dB | 97dB | 97dB | 97dB | 100dB | 100dB | 95dB | 100dB | 100dB |
| ADC SNR (dBA) | 94dB | 94dB | 94dB | 94dB | 94dB | 94dB | 90dB | 90dB | 90dB | 92dB | 92dB | 92dB | 92dB | 90dB |
| Port Count | 5 | 48QFN=5 40QFN=4 | 48QFN=5 40QFN=4 | 8 | 8 | 8 | 9 | 9 | 9 | 6 | 6 | 4 | 5 | 4 |
| Analog Voltage AVDD | 5V | 5V, 3.3V | 5V, 3.3V | 5V | 5V | 5V | 5V | 5V | 5V | 5V | 5V | 3.3V | 5V | 5V, 3.3V |
| HD-Audio Signaling DVDDIO | 3.3V | 1.5V or 3.3V by orderable P/N | 1.5V or 3.3V by orderable P/N | 1.5V or 3.3V by orderable P/N | 1.5V or 3.3V by orderable P/N | 1.5V or 3.3V by orderable P/N | Selectable 1.5V or 3.3V | Selectable 1.5V or 3.3V | Selectable 1.5V or 3.3V | Selectable 1.5V or 3.3V | Selectable 1.5V or 3.3V | Selectable 1.5V or 3.3V | 1.5V or 3.3V by orderable P/N | 3.3V |
| Digital MIC Count | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 (48QFP) | 4 | 4 | 4 | 2 | - |
| S/PDIF Out Count | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | - | 2 |
| S/PDIF In Count | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | 1 |
| GPIO | 4 | 5 | 4 | 7 or 3 | 7 or 3 | 7 or 3 | 7 | 7 | 7 | 3 | 5 | 4 | 3 | 4 |
| Analog Mixer | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | - | Yes | - |
| DVD-Audio / Blu-ray / HD-Audio Content Protection | - | - | - | - | - | Yes | - | - | - | - | - | - | - | - |
| Stereo 2W Class-AB Amp Integrated | - | - | - | - | - | - | - | - | - | Yes | - | - | - | - |
| Stereo 2W Class-D Amp Integrated | - | - | - | - | - | - | - | - | - | - | Yes | Yes | Yes | - |
| Stereo Headphone Amplifier Count | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 1 | 2 | 2 |
| Capless HP Amplifier Count | 2 | 2 | 2 | - | - | - | - | - | - | 1 | 1 | 1, Class G | 1 | - |
| Aux Audio Mode Support | - | - | - | - | - | - | - | - | - | Yes | Yes | - | Yes | - |
| Combo (Headset) Jack Support | Yes | Yes | Yes | - | - | - | - | - | - | - | Yes | Yes | Yes | - |
| High Pass / Bandpass Filter | High Pass Only | High Pass Only | High Pass Only | - | - | - | - | - | - | High Pass Only | Yes | High Pass Only | High Pass Only | - |
| Hardware Equalizer | - | - | - | - | - | - | - | - | - | - | Yes | Yes | Yes | - |
| Industrial Temp Support | - | - | - | - | - | - | Yes | Yes | Yes | - | Yes | - | Yes | - |
| 7x7mm 48QFP Package | - | Yes | - | Yes | Yes | Yes | Yes | Yes | Yes | - | - | - | - | Yes |
| 5x5mm 40QFN Package | Yes | Yes | Yes | Yes | Yes | Yes | - | - | - | - | - | Yes | Yes | - |
| 7x7mm 48QFN Package | - | - | Yes | - | - | - | - | - | - | Yes | Yes | - | - | - |