DS1620+ by Analog Devices

Digital Thermometer and Thermostat


The DS1620 Digital Thermometer and Thermostat provides 9-bit temperature readings which indicate the temperature of the device. With three thermal alarm outputs, the DS1620 can also act as a thermostat. THIGH is driven high if the DS1620's temperature is greater than or equal to a user-defined temperature TH. TLOW is driven high if the DS1620's temperature is less than or equal to a user-defined temperature TL. TCOM is driven high when the temperature exceeds TH and stays high until the temperature falls below that of TL. User-defined temperature settings are stored in nonvolatile memory, so parts can be programmed prior to insertion in a system, as well as used in standalone applications without a CPU. Temperature settings and temperature readings are all communicated to/from the DS1620 over a simple 3-wire interface.

Where to Buy

Prices starting from US$3.49

Distributor Stock
Logo for RS
RS
from US$13.79
120
in stock
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Logo for Analog Devices
Analog Devices
from US$9.40
5,337
in stock
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Newark Electronics
from US$8.98
216
in stock
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element14
from US$9.06
216
in stock
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Farnell
from US$9.77
216
in stock
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Logo for CoreStaff
CoreStaff
from US$5.34
29
in stock
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Logo for Transfer Multisort Elektronik
Transfer Multisort Elektronik
from US$10.35
20
in stock
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Logo for Schukat Electronic
Schukat Electronic
from US$3.49
-
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Features

Simply Adds Temperature Monitoring and Control to Any System 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 750ms (max) Thermostatic Settings are User-Definable and Nonvolatile
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 750ms (max)
Thermostatic Settings are User-Definable and Nonvolatile
Can Be Used in a Wide Variety of Applications Supply Voltage Range Covers From 2.7V to 5.5V Data is Read From/Written Via a 3-Wire Serial Interface (CLK, DQ, Active-Low RST )
Supply Voltage Range Covers From 2.7V to 5.5V
Data is Read From/Written Via a 3-Wire Serial Interface (CLK, DQ, Active-Low RST )
Saves Space Requires No External Components 8-Pin DIP or SOIC (208-mil) Packages
Requires No External Components
8-Pin DIP or SOIC (208-mil) Packages

Specifications

Sensor Type Local
# Channels One
Interface 3-WireLogic
Functions Dual Temperature AlarmsStandalone Thermostat
Accuracy (±°C) 0.5
Parasite Pwr. No
Temp. Thresh. Programmable (NV)
Temp. Resolution (bits) 9
Oper. Temp. (°C) -55 to +125
Package/Pins PDIP/8SOIC (W)/8
BudgetaryPrice (See Notes) 3.95


DS1620+ Sensors & Transducers by Analog Devices

IC DIGITAL THERMOMETER 1620 DIP8

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

IC Output Type Voltage
Sensing Accuracy Range ± 0.5°C
Sensing Temperature Min -55°C
Sensing Temperature Max +125°C
Sensor Case Style DIP
No. of Pins 8Pins
Supply Voltage Min 2.7V
Supply Voltage Max 5.5V
Product Range -
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL -
SVHC No SVHC (15-Jan-2018)
Base Number 1620
IC Generic Number 1620
Logic Function Number 1620
Operating Temperature Max 125°C
Operating Temperature Range -55°C to +125°C
Output Voltage 2.4V
Resolution 12bit
Resolution (Bits) 12bit
Sensor / Transducer Type Temperature
Supply Current 1mA
Supply Voltage Range 2.7V to 5.5V
Temperature Sensing Range -55°C to +125°C
Termination Type Through Hole

Alternative Descriptions

Digital Thermometer and Thermo | Analog Devices
Temp Sensor, Voltage, Dip-8 | Newark Electronics
IC, DIGITAL THERMOMETER, 1620, DIP8 | element14
I.C. DS1620 | RS
IC: temperature sensor | Transfer Multisort Elektronik
Dig. Therm. 3-Wire +-0,5°C DIP8 | Schukat Electronic

Frequently Asked Questions

Where can I find additional details, specifications and documents for a DS1620+ ?

Additional datasheets, footprints and schematics for DS1620+ are listed on our Part Details page. You can also find images and similar parts to DS1620+ on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for DS1620+ on our Product Comparison page. Access via the 'View Pricing & Stock' button to view DS1620+ price breaks, MOQs, lead times, inventory and SKUs from distributors.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the DS1620+ you can contact the distributor directly for product support, shipping queries etc.

Is the DS1620+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for DS1620+ have stock available?

Authorised distributors including Analog Devices, Newark Electronics, element14, Farnell and RS have stock available or on a lead time for DS1620+ .

How do I check stock and lead times for all distributors?

Stock availability and lead times will be displayed for DS1620+ often in real-time on the comparison pages.

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