Вот нарыл немного инфы по ЦАПам продукции Apple:
iPhone - Wolfson WM8758BG
iPhone 3G - Wolfson WM6180C
iPhone 3GS - Cirrus Logic CS42L61
iPhone 4 - Cirrus Logic CS42L61
iPad - Cirrus Logic CS42L61
iPhone 4S - Cirrus Logic CLI1560B0
iPad 2 - Cirrus Logic CS42L63
The new iPad - Cirrus Logic CS42L63
iPod 1G - WM8721
iPod 2G - WM8721
iPod 3G - WM8731
iPod 4G - WM8975
iPod 5G & 5.5G - WM87588G
iPod nano 1G - WM8975G
iPod nano 2G - WM8975
iPod nano 3G - WM1870
iPod Touch 1G - WM8758BG
iPod mini - Wolfson 8731?
iPod Shuffle 4G - CLI1544C0
(с)
http://www.hifivision.com/media-stre...bile-tabs.html
AirPort Express 802.11g - Burr-Brown PCM2705
AirPort Express 802.11n - Cirrus Logic CS4344
AirPort Express 802.11n 2012 - Asahi Kasei AKM4430