MAX7359 is 2-Wire Interfaced Low-EMI Key Switch Controller/GPO manufactured by Maxim Integrated.
| Part Number | Description |
|---|---|
| MAX7310 | 2-Wire-Interfaced 8-Bit I/O Port Expander |
| MAX7311 | 2-Wire-Interfaced 16-Bit I/O Port Expander |
| MAX7313 | 16-Port I/O Expander |
| MAX7314 | 18-Port GPIO |
| MAX7315 | 8-Port I/O Expander |
Key codes are generated for each press and release of a key for easier implementation of multiple key entries. Key inputs are monitored statically, not dynamically, to ensure low-EMI operation. The switches can be metallic or resistive (carbon) with up to 5kΩ of resistance.
