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Cold-Junction Compensated Thermocouple-to-Digital Converter, 8-SOIC_N-150_MIL, 8 Pins, -40 to 125C
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
MAX31855TASA+T by Analog Devices Inc is an Other Signal Circuit.
Other Signal Circuits are under the broader part category of Signal Circuits.
A signal is an electronic means of transmitting information, either as an analog signal with continuous values or a digital signal with discrete values. Signals are used in various systems and networks. Read more about Signal Circuits on our Signal Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
700-MAX31855TASA+T
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Mouser Electronics | Sensor Interface Cold-Junction Compensated Thermocouple-t RoHS: Compliant | 1846 |
|
$5.1800 / $9.4600 | Buy Now |
|
Analog Devices Inc | Cold-Junction Compensated Ther Min Qty: 1 Package Multiple: 1 | 1575 |
|
$4.1400 / $10.9700 | Buy Now |
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MAX31855TASA+T
Analog Devices Inc
Buy Now
Datasheet
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MAX31855TASA+T
Analog Devices Inc
Cold-Junction Compensated Thermocouple-to-Digital Converter, 8-SOIC_N-150_MIL, 8 Pins, -40 to 125C
|
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Part Package Code | 8-SOIC_N-150_MIL | |
Package Description | ROHS COMPLIANT, SOP-8 | |
Pin Count | 8 | |
Manufacturer Package Code | 8-SOIC_N-150_MIL | |
Reach Compliance Code | compliant | |
Date Of Intro | 2011-04-05 | |
Samacsys Manufacturer | Analog Devices | |
Analog IC - Other Type | ANALOG CIRCUIT | |
JESD-30 Code | R-PDSO-G8 | |
JESD-609 Code | e3 | |
Length | 4.9 mm | |
Moisture Sensitivity Level | 1 | |
Number of Functions | 1 | |
Number of Terminals | 8 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | SOP | |
Package Equivalence Code | SOP8,.25 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE | |
Peak Reflow Temperature (Cel) | 260 | |
Qualification Status | Not Qualified | |
Seated Height-Max | 1.75 mm | |
Supply Current-Max (Isup) | 1.5 mA | |
Supply Voltage-Max (Vsup) | 3.6 V | |
Supply Voltage-Min (Vsup) | 3 V | |
Supply Voltage-Nom (Vsup) | 3.3 V | |
Surface Mount | YES | |
Temperature Grade | AUTOMOTIVE | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | GULL WING | |
Terminal Pitch | 1.27 mm | |
Terminal Position | DUAL | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Width | 3.9 mm |
This table gives cross-reference parts and alternative options found for MAX31855TASA+T. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of MAX31855TASA+T, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Manufacturer | Composite Price | Description | Compare |
---|---|---|---|---|
MAX31855TASA+ | Analog Devices Inc | Check for Price | Cold-Junction Compensated Thermocouple-to-Digital Converter, 8-SOIC_N-150_MIL, 8 Pins, -40 to 125C | MAX31855TASA+T vs MAX31855TASA+ |
A good PCB layout for the MAX31855TASA+T involves keeping the thermocouple traces as short as possible, using a dedicated ground plane, and avoiding running digital signals near the thermocouple inputs. Additionally, it's recommended to use a thermocouple connector with a built-in cold junction compensation (CJC) sensor.
The MAX31855TASA+T has an internal CJC sensor that measures the temperature of the IC. You can use this internal CJC reading to compensate for the cold junction temperature. Alternatively, you can use an external CJC sensor and connect it to the CJCIN pin. Make sure to follow the datasheet guidelines for CJC sensor selection and connection.
The maximum length of thermocouple wire that can be used with the MAX31855TASA+T depends on the type of thermocouple wire, the operating temperature range, and the desired accuracy. As a general rule, keep the thermocouple wire as short as possible (less than 10 feet) to minimize noise and errors. For longer wire lengths, consider using a thermocouple wire with a higher gauge size or a thermocouple extension cable with built-in noise filtering.
The MAX31855TASA+T has a built-in thermocouple type selection feature. You can select the thermocouple type using the TYPEx pins. For custom thermocouple types, you can use the internal calibration registers to adjust the gain and offset values. Refer to the datasheet for the calibration procedure and register settings.
The recommended power-up sequence for the MAX31855TASA+T is to apply the power supply voltage (VCC) first, followed by the logic input voltage (VLOGIC). This ensures that the internal voltage regulators and analog circuits are properly initialized. Avoid applying the thermocouple voltage before the power supply voltage is stable.