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TI 89 voyage 200Model: TI-89 Voyage 200
Battery: 4 x AAA + CR1616

AC adapter:
Year: 2002

Chip: CPU: MC68SEC000 ASIC: TI REF 200C040  Flash: LH28F320  RAM: 2* CY62128  Display: 3*T6B07, 2*T6B08

Info: