Cirrus Logic CS8415A - Manual (Page 37)

DS470F4 37
CS8415A
13.2 Isolating Transformer Requirements
Please refer to the application note AN134: AES and SPDIF Recommended Transformers for resources on
transformer selection.
1
XLR
Twisted
Pair
110 Ω
110 Ω
CS8415A
RXP0
RXN0
* See Text
1
XLR
Twisted
Pair
110 Ω
110 Ω
CS8415A
RXP0
RXN0
0.01 F µ
0.01 F µ
* See Text
Figure 11. Professional Input Circuit Figure 12. Transformerless Professional Input Circuit
RCA Phono
RXP0
RXN0
CS8415A
Coax
75 Ω
75 Ω
0.01 µF
0.01 µF
RXP6
RXN0
RXP0
RXP5
75 Ω
.01 µF
.01 µF
.01 µF
.
..
.01 µF
75 Ω
Coax
75 Ω
75 Ω
75 Ω
Coax
75 Ω
Coax
Figure 13. Consumer Input Circuit Figure 14. S/PDIF MUX Input Circuit
RXP0
RXN0
CS8415A
0.01 µF
0.01 µF
TTL/CMOS
Gate
Figure 15. TTL/CMOS Input Circuit