Fourth Generation

Fourth Generation
The 'Click Wheel' model. Also in black U2 flavor.

CPU : Portal Player PP5020.
Audio : Wolfson Microelectronics WM8975 CODEC (should be similar to WM8971)
I/O : FireWire: Texas Instruments TSB41AB1 FireWire Physical Layer.
RAM : Hynix HY5V56D or SEC 434 XL75 SDRAM (32MB).
Storage : Toshiba MK2004GAL 20GB 1.8" HD / Toshiba MK4004GAH 40GB 1.8" HD
Display : Renesas HD66753 Graphics LCD Controller/Driver.
2 bit grayscale 160x128 LCD (Optrex and Wintek)
Power : Philips TEA1211 , auto-up/down DC/DC converter circuit with I²C-bus interface.
Philips PCF50605HN PMU (Power Management Unit).
SBW 340 , surge protection.
Apple Name : iPod with Click Wheel



from : iPodLinux