DS7505U+ by Analog Devices

High-Precision Digital Thermometer and Thermostat


The DS7505 low-voltage (1.7V to 3.7V) digital thermometer and thermostat provides 9-, 10-, 11-, or 12-bit digital temperature readings over a -55°C to +125°C range with ±0.5°C accuracy over a -0°C to +70°C range. A 9-bit resolution mode is software compatible with the LM75. The DS7505 thermostat has a dedicated open-drain output (O.S.) and programmable fault tolerance, which allows the user to define the number of consecutive error conditions that must occur before O.S. is activated. There are two thermostatic operating modes that control thermostat operation based on user-defined trip points (TOS and THYST) that are stored in EEPROM registers.

Where to Buy

Prices starting from US$2.65

Distributor Stock
Logo for Farnell
Farnell
from US$2.65
348
in stock
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Logo for Analog Devices
Analog Devices
from US$2.69
750
in stock
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Logo for Newark Electronics
Newark Electronics
from US$2.97
348
in stock
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Logo for element14
element14
from US$2.81
348
in stock
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Features

Extends Performance Range with a Low-Voltage, 1.7V to 3.7V Operating Range
Maximizes System Accuracy in Broad Range of Thermal Management Applications Measures Temperature from -55°C to +125°C (-67°F to +257°F) ±0.5°C Accuracy Over a 0°C to +70°C Range User-Configurable Resolution from 9 Bits (Default) to 12 Bits (0.5°C to 0.0625°C Resolution)
Measures Temperature from -55°C to +125°C (-67°F to +257°F)
±0.5°C Accuracy Over a 0°C to +70°C Range
User-Configurable Resolution from 9 Bits (Default) to 12 Bits (0.5°C to 0.0625°C Resolution)
Reduces Cost with No External Components and Stand Alone Thermostat Capability
Increases Reliability and System Robustness Internally Filtered Data Lines for Noise Immunity (50ns Deglitch) Bus Timeout Feature Prevents Lockup on a 2-Wire Interface
Internally Filtered Data Lines for Noise Immunity (50ns Deglitch)
Bus Timeout Feature Prevents Lockup on a 2-Wire Interface
Simplifies Distributed Temperature-Sensing Applications with Multidrop Capability Up to Eight Devices Can Operate on a 2-Wire Bus
Up to Eight Devices Can Operate on a 2-Wire Bus
Fast 25ms (max) 9-Bit Conversion Time
Flexible and Nonvolatile (NV) User-Defined Thermostatic Modes

Specifications

Sensor Type Local
# Channels One
Interface 2-Wire/I2C/SMBus
Functions Standalone Thermostat
Accuracy (±°C) 0.5
Parasite Pwr. No
Temp. Thresh. Programmable (NV)
Temp. Resolution (bits) 9101112
Oper. Temp. (°C) -55 to +125
Package/Pins SOIC (N)/8UMAX/8
BudgetaryPrice (See Notes) 1.61


DS7505U+ Sensors & Transducers by Analog Devices

THERMOMETER/STAT DIG 9/12BITS 8UMAX

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

Specifications

IC Output Type Digital
Sensing Accuracy Range ± 2°C
Sensing Temperature Min -55°C
Sensing Temperature Max +125°C
Sensor Case Style µMAX
No. of Pins 8Pins
Supply Voltage Min 1.7V
Supply Voltage Max 3.7V
Product Range -
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)
Base Number 75
Resolution (Bits) 12bit
Supply Current 750µA
Supply Voltage Range 1.7V to 3.7V
Temperature Sensing Range -55°C to +125°C

Alternative Descriptions

High-Precision Digital Thermom | Analog Devices
Temperature Sensor, 125Deg C, Umax-8 | Newark Electronics
THERMOMETER/THERMOSTAT, -55 TO 125DEG C | element14

Frequently Asked Questions

Where can I find additional details, specifications and documents for a DS7505U+ ?

Additional datasheets, footprints and schematics for DS7505U+ are listed on our Part Details page. You can also find images and similar parts to DS7505U+ on this page.

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Is the DS7505U+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for DS7505U+ have stock available?

Authorised distributors including Analog Devices, Newark Electronics, element14 and Farnell have stock available or on a lead time for DS7505U+ .

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