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U1 Sharp LH79524 ARM720T Processor

U2 Conexant CX25836-3A Located below a shield. TQFP-64 Single chip video decoder. and. IO are LVTTL. IOL=4mA drive. U4 Unknown Chip On Board(CoB) package U5 Green unmarked 0805 package Located on USB board U6 Green unmarked 0805 package Located on USB board U7 Unknown Chip On Board(CoB) package U8 TI LM324 U9 Hynix HY57V643220DT-6 Long, leaded TSOP II 86 pin package SDRAM, VDD=3.3 & VDDQ=3.3V, 64Mbit, x32, 4banks, LVTTL Decoded per the. 6ns (166MHz), 2Mx32 U11 Hynix HY27UA081G1M Wide, leaded package NAND flash, 1Gb U12 U14 Unknown Chip On Board(CoB) package

Boards The entire system is composed of 4 boards. Most electrolytics are through hole. However, there are a few scattered tantalums.

* There is a main board with the CPU, memory, and flash, and a SD socket. There is a cylinder shaped crystal (probally 32KHz, watch xtal) and a 28.6363Mhz xtal. * There is a board that has the AV inputs on one side. * On the otherside, there is a board with a mini USB connector. * A 4th board sits on top of 2 sets of fine (0.05 or finer) headers.

discusion: http://forums.parallax.com/forums/default.aspx?f=15&m=158549

vendor: http://www.hasbro.com/tiger/default.cfm?page=browse&product_id=18617