This is an old revision of the document!

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Generally not a lot of info on these. However, their datasheets show the (rough?) pad layout, which can be used to help identify them.

https://fccid.io/PQ337480DDTG14/Schematics/Circuit-Diagram-2483636.iframe

• 37480DDTG14 TAMAGOTCHI FRIENDS DIGITAL FRIEND Schematics Schematic Prints Bandai (HK) Company Limited
• U2: GPLb52001a

Some stuff on eBay:

• GPLB52A24A dies
• NEW Generalplus GPL162006A-E-32 32-CH SoC System on a Chip EMU Board/Module/Card
• Generalplus Universal Keypad Board/Module/Card Assembly GPC-1273
• Generalplus GPCE063 V1.1 Comair Demo Board/Module/Card Assembly GPC-1333B
• Generalplus GPT100A Touch Key/Pad Board/Module/Card Assembly GPC-1248G
• Generalplus GPL32 V2.2 SoC System on a Chip EMU Board/Module/Card Assembly
• NEW Generalplus GPL32650A-303-EV-C Board/Module/Card Assembly GPL32650A-303A

Chips