MAX6691 Datasheet (Maxim) - Four-Channel Thermistor Temperature-to-Pulse-Width Converter

MAX6691, Four-Channel Thermistor Temperature-to-Pulse-Width Converter

The MAX6691 four-channel thermistor temperature-topulse-width converter measures the temperatures of up to four thermistors and converts them to a series of output pulses whose widths are related to the thermistors’ temperatures.

Each of the four thermistors and an external fixed resistor (REXT) for

MAX6691 Features

* MAX6691 Ordering Information PART MAX6691MUB TEMP RANGE -55°C to +125°C PIN-PACKAGE 10 µMAX Applications HVAC Home Appliances Medical Devices Typical Application Circuit VCC Pin Configuration TOP VIEW TOP VIEW T1 T2 T1 T2 T3 T4 T3 T4 R1 2 3 4 5 REXT 10 9 VCC I/O N.C. GND R+ 10kΩ T1 1 MICROCON