The PCM270xC are TI's single-chip USB stereo audio digital-to-analog converters (DACs) with USB 2.0 compliant full-speed protocol controller and S/PDIF. The USB-protocol controller works with no software code, but USB descriptors can be modified in some areas (for example, vendor ID/product ID) through the use of an external ROM (PCM2704C and PCM2706C) or se.
•1 On-Chip USB Interface:
– No Dedicated Device Driver Needed
– Full-Speed Transceivers
– Fully Compliant With USB 2.0 Specification
– USB 1.1 Descriptors With USB Audio Class Support
– Certified by USB-IF
– Partially Programmable Descriptors
– Adaptive Isochronous Transfer for Playback
– Bus-Powered or Self-Powered Operation
• Sampling Rates: 32 kHz, 44.1 kHz, and 48 kHz
• On-Chip Clock Generator With Single 12-MHz
Clock Source
• Single Power Supply:
– Bus-Powered: 5 V, Typical (VBUS)
– Self-Powered: 3.3 V, Typical
• 16-Bit Delta-Sigma Stereo DAC
– Analog Performance at 5 V (Bus-Powered),
3.3.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | PCM2704 |
Texas Instruments |
STEREO AUDIO DAC | |
2 | PCM2702 |
Burr-Brown Corporation |
16-Bit Stereo DIGITAL-TO-ANALOG CONVERTER | |
3 | PCM2705 |
Texas Instruments |
STEREO AUDIO DAC | |
4 | PCM2705C |
Texas Instruments |
Stereo Audio DAC | |
5 | PCM2706 |
Texas Instruments |
STEREO AUDIO DAC | |
6 | PCM2706C |
Texas Instruments |
Stereo Audio DAC | |
7 | PCM2707 |
Texas Instruments |
STEREO AUDIO DAC | |
8 | PCM2707C |
Texas Instruments |
Stereo Audio DAC | |
9 | PCM25004R |
GROUP-TEK |
Power Transformers | |
10 | PCM2900 |
Burr-Brown |
STEREO AUDIO CODEC | |
11 | PCM2900B |
Texas Instruments |
STEREO AUDIO CODEC | |
12 | PCM2900C |
Texas Instruments |
Stereo Audio Codec |