Teardown: Samsung Yepp YP-E32 mp3 player

Back in time: Samsung's first mp3 player from 1999.
See review at: http://www.anythingbutipod.com/forum/showthread.php?t=63924.
32 MB internal Flash memory, LPT as PC interface, powered by 2xAAA, 3 lines x 10 chars + few icons B/W display, handles SmartMedia cards (up to 32 MB?).

Inside: 2 PCBs
SEC KS57P215160
MICRONAS DAC3550A - stereo I2S DAC

OKI chip - hard to identify after removing sticker

MICRONAS MAS3507D - mp3 decoder

Flash: KM29U64000T - 8M x 8 Bit NAND, 512B page, impressive 1M program/erase cycles (x4 total giving 32 MB) 

Puzzling: "RSF" hybrid IC