I got my hands on the very popular FiiO D3 and tore it down to show you what's inside!
Link to my E10 teardown:
• 10 Minute Teardowns: What's Inside the Fii...
Datasheets:
http://www.mouser.com/ds/2/76/CS4344-...
http://www.cirrus.com/en/pubs/proData...
http://www.ti.com/lit/ds/slos068t/slo...