SPDIF :
Sony/Philips Digital Interconnect Format (more commonly known as Sony Philips Digital Interface)
AES3 balanced | AES3 unbalanced | S/PDIF | |
---|---|---|---|
Cabling | 110-ohm STP | 75-ohm coaxial | 75-ohm coaxial or fiber |
Connector | 3-pin XLR | BNC | RCA or TOSLINK |
Output level | 2 to 7 V peak to peak | 1 to 1.2 V peak to peak | 0.5 to 0.6 V peak to peak |
Min Input level | 0.2 V | 0.32 V | 0.2 V |
Max distance | 100m | 1000m | 10m |
Modulation | Biphase mark code | Biphase mark code | Biphase mark code |
Subcode information | ASCII ID text | ASCII ID text | SCMS copy protection info |
Max. Resolution | 24 bits | 24 bits | 20 bits (24 bits optional) |
Control word components | ||
Bit num. | If not set means: | If set means: |
0 | Consumer (S/PDIF) | Professional (AES3) |
1 | Normal | Compressed data |
2 | Copy restrict | Copy permit |
3 | 2 channels | 4 channels |
4 | — | — |
5 | No pre-emphasis | |
6–7 | Mode, defines subsequent bytes, always zero | |
8–14 | Audio source category (general, CD-DA, DVD, etc.) | |
15 | L-bit, original or copy (see text) |