Operating Instructions Digital Thermometer and Thermostat Demonstration Kit DS1620

FEATURES

♦ Requires no external components

♦ Supply voltage range covers from 2.7V to 5.5V

♦ Measures temperatures from -55°C to +125°C in 0.5°C increments; Fahrenheit equivalent is -67°F to +257°F in 0.9°F increments

♦ Temperature is read as a 9-bit value

♦ Converts temperature to digital word in 1 second (max)

♦ Thermostatic settings are user-definable and nonvolatile

♦ Data is read from/written via a 3-wire serial interface (CLK, DQ, RST )

♦ Applications include thermostatic controls, industrial systems, consumer products, thermometers, or any thermally sensitive system

♦ 8-pin DIP or SOIC (208-mil) packages

PIN DESCRIPTION

DQ - 3-Wire

Input/Output CLK/ CONV - 3-Wire

Clock Input and Stand-alone Convert Input

RST - 3-Wire Reset Input

GND - Ground

THIGH - High Temperature Trigger

TLOW - Low Temperature Trigger

TCOM - High/Low Combination Trigger

VDD - Power Supply Voltage (3V - 5V)

DS1620 FUNCTIONAL BLOCK DIAGRAM Figure 1

CHONGMING GROUP (HK) INT'L CO., LTD. located in Hong Kong and Shenzhen. We are an independent Distributor of Electronic Components,established in 2008. AS a growing fast company, CM GROUP is renowned for its world-class efficiency, excellent services, and extraordinary ability to supply electronic components that are hard to find and even obsolete. We have taken pride in our innovation, reliability and service, especially in the semiconductor marketplace.
Our distribution brands include XILINX，ALTERA，ATMEL, INFINEON, ST,SAMSUNG，TEXAS INSTRUMENTS，ON，TOSHIBA，，MICROCHIP，CYPRESS，FREESCALE，etc. We distributes over 200,000 products ranging from semiconductors to resistors, capacitors, diodes, inductors, connectors, transistors, sensors and so on.
Our mission is to meet and exceed all the expecations of what we supply to customers.