Rochester Electronics Interface - Specialized MAX7359BETG+

The MAX7359BETG+ is a 2-wire interfaced key switch controller designed for managing up to 64 key switches in applications such as cell phones and portable consumer electronics. It operates within a supply voltage range of +1.62V to +3.6V and features low EMI operation through static matrix monitoring. The device includes autosleep and autowake functionalities, achieving a typical sleep current of 1¬µA, which helps minimize power consumption. Key features include a FIFO queue for debounced key events, configurable key debounce time, and the ability to generate hardware interrupts for key presses. The MAX7359 also supports up to seven open-drain logic outputs that can drive LEDs. It is available in compact 24-pin TQFN and 25-bump WLP packages, making it suitable for space-constrained designs. The operating temperature range is -40¬8C to +85¬8C, ensuring reliability in various environments.