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MAX7359 Datasheet 2-Wire Interfaced Low-EMI Key Switch Controller/GPO

Manufacturer: Maxim Integrated (now Analog Devices)

Overview

19-0850; Rev 2; 2/09 KIT ATION EVALU E L B A IL AVA 2-Wire Interfaced Low-EMI Key Switch.

Key Features

  • o Optional Key Release Detection on All Keys o Monitor Up to 64 Keys o 1.62V to 3.6V Operation o Autosleep and Autowake to Minimize Current Consumption o Under 1µA Sleep Current o FIFO Queues Up to 16 Debounced Key Events o Key Debounce Time User Configurable from 9ms to 40ms o Low-EMI Design Uses Static Matrix Monitoring o Hardware Interrupt at the FIFO Level or at the End of Definable Time Period o Up to Seven Open-Drain Logic Outputs Available Capable of Driving LEDs o 400kbps, 5.5V-Tolerant,.