MAX7370 Datasheet (Maxim) - 8 x 8 Key-Switch Controller and LED Driver/GPIOs

MAX7370, 8 x 8 Key-Switch Controller and LED Driver/GPIOs

The MAX7370 I2C-interfaced peripheral provides microprocessors with management of up to 64 key switches, with optional GPIO and PWM-controlled LED drivers.

The key-switch drivers interface with metallic or resistive switches with on-resistances up to 5kI.

Key inputs are monitored statically, not dyn

MAX7370 Features

* autosleep and autowake modes to further minimize the power consumption of the device. The autosleep feature puts the device in a low-power state (1µA typ) after a timeout period. The autowake feature configures the device to return to normal operating mode from sleep upon a keypress. The key control