DS56 - Dallas Semiconducotr

DS56 Dual Temperature Comparator

VREF VT2 VT1 GND VTEMP TOUT2 TOUT1 VDD - Bandgap Voltage Reference Output - Temperature Trip Point 2 - Temperature Trip Point 1 - Ground - Temp Sensor Output Voltage - Thermostat output for Trip Point 2 - Thermostat output for Trip Point 1 - Power Supply Voltage (2.7V to 5.5V) DESCRIPTION The DS56 Dual Temperature Comparator has two independent open-drain t.

Features

§ Factory calibrated for sensitivity of +6.20 mV/°C and thermometer accuracy of ±2.0°C over the 0°C to 85°C range and ±3°C over the 40°C to 0°C and +85°C to +125°C range § Measurement range of -40°C to +125°C § Integrated temperature sensor and voltage reference § Two independent temperature setpoints with respective logic outputs with set hysteresis § Narrow-body SO8 (150-mil) package § Wide power supply range (2.7V ≤VDD ≤ 5.5V) § Functionally compatible with LM56xIM § Applications include monitoring disk drives, printers, office equipment, HVAC, appliances, or any power/cost/temperaturesensi.