Casio fx-9750G Chipset

The Casio fx-9750G chipset consists of Chip on Board (COB) integrated circuit (IC), which is the main processor. Casio usually do not mark their ICs, or show what is inside them. The processor core is usually a secret due to the fierce competition within the calculator market.

NEC D236400

Since many of the pins connect to the LCD module, it might be a driver IC.

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