MAX6657MSA+T Analog Devices Integrated Circuit (Small Outline Packages) In Stock
MAX6657MSA+T is a ±1°C accurate SMBus-compatible remote and local temperature sensor IC from Analog Devices in an 8-pin SOIC package. It monitors two temperature zones simultaneously and triggers configurable overtemperature alarms for thermal protection. Ideal for server motherboards, networking equipment, and industrial systems requiring precise dual-zone thermal management.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MAX6657MSA+T Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.5334(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MAX6657MSA+T?
- ±1°C measurement accuracy for both local and remote temperature channels
- SMBus/I2C-compatible interface for easy system integration
- Dual-zone monitoring: on-chip local sensor plus one remote diode input
- Configurable overtemperature alarm thresholds for automatic thermal protection
- Compact 8-pin SOIC-8 package (4.9 mm × 3.9 mm body)
What is MAX6657MSA+T used for?
MAX6657MSA+T is widely used in server motherboards and blade computing systems to monitor CPU die temperature via an external diode and ambient PCB temperature simultaneously. It also serves in networking switches, storage controllers, and industrial power supplies where SMBus-based thermal management is required to trigger fan speed adjustments or emergency shutdown events.
What are the specifications of MAX6657MSA+T?
| Manufacturer Package Code | 8-SOIC_N-150_MIL |
| Reach Compliance Code | Compliant |
| Date Of Intro | 2001-04-07 |
| YTEOL | 9 |
| Accuracy-Max (Cel) | 1Cel |
| Body Breadth | 3.9mm |
| Body Height | 1.55mm |
| Body Length or Diameter | 4.9mm |
| Housing | PLASTIC |
| JESD-609 Code | e3 |
| Mounting Feature | SURFACE MOUNT |
| Number of Bits | 11 |
| Operating Current-Max | 1mA |
| Output Interface Type | 2-WIRE INTERFACE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape/Style | RECTANGULAR |
| Sensors/Transducers Type | TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 3V |
| Surface Mount | YES |
| Technology | BICMOS |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Termination Type | SOLDER |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Country of Origin | Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA |
Where can I find the MAX6657MSA+T datasheet?
MAX6657MSA+T Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for MAX6657MSA+T?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How accurate is MAX6657MSA+T for remote CPU temperature monitoring compared to lower-cost alternatives?
MAX6657MSA+T achieves ±1°C accuracy over its operating range for both the local and remote measurement channels, outperforming many budget sensors with ±2°C or ±3°C specifications. This level of precision is important in server thermal-management loops where a 2°C error could cause premature fan acceleration or missed overtemperature events.
What communication interface does MAX6657MSA+T use, and how many devices can share a single bus?
The device communicates over SMBus, which is electrically compatible with I2C operating at up to 100 kHz. Multiple MAX6657 sensors can be addressed on the same 2-wire bus using programmable address pins, allowing a single host controller to poll up to 8 thermal zones without additional bus expanders or signal routing.
What are the physical dimensions of the MAX6657MSA+T SOIC-8 package for PCB layout planning?
The 8-pin SOIC package measures 4.9 mm in length, 3.9 mm in width, and 1.55 mm in height. This standard SOIC-8 footprint is supported by most PCB layout libraries and allows straightforward placement next to processor sockets or heat-generating components on server or embedded computing boards.
Is MAX6657MSA+T RoHS and REACH-compliant for use in regulated electronics markets?
Yes. The part carries JESD-609 code e3 confirming it is lead-free and RoHS-compliant, and Analog Devices lists it as REACH-compliant. These certifications support deployment in European and other regulated markets requiring hazardous-substance documentation for board-mount temperature sensors.
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Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $7.7520 | $7.75 |
| 41+ | $5.7365 | $235.20 |
| 50+ | $2.7690 | $138.45 |
| 150+ | $2.6512 | $397.68 |
| 250+ | $2.5334 | $633.35 |
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