- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for MAX14891EATP+
- Part Number MAX14891EATP+
- Manufacturer Analog Devices
- Pin Count 21
- Part Category Integrated Circuit
- Package Category Quad Flat No-Lead
- Footprint Name Quad Flat No-Lead - T2044+3C 21-0139 U
- Released Date Oct 28, 2021
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
MAX14891EATP+ Details
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Manufacturer Part Number:
MAX14891EATP+
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Brand Name:
Analog Devices Inc
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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Part Package Code:
20-LFCSP-4X4X0.75
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Package Description:
LCC-20
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Pin Count:
20
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Manufacturer Package Code:
20-LFCSP-4X4X0.75
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Country Of Origin:
Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA
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ECCN Code:
EAR99
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HTS Code:
8542.39.00.60
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Date Of Intro:
2014-12-23
MAX14891EATP+ Frequently Asked Questions (FAQs)
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A good PCB layout for the MAX14891EATP+ involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces between the device and the power supply. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
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To ensure reliable communication over the RS-485 bus, make sure to use a twisted-pair cable, keep the cable length within the recommended specifications, and use termination resistors at both ends of the bus. Additionally, ensure that the bus is properly biased and that the transmitter and receiver are properly configured.
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The maximum cable length supported by the MAX14891EATP+ depends on the data rate and the cable characteristics. As a general rule, the maximum cable length is around 4000 feet (1219 meters) at a data rate of 10 Mbps. However, it's recommended to consult the datasheet and perform simulations to determine the maximum cable length for a specific application.
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To handle hot-swapping of devices on the RS-485 bus, use a hot-swap controller or a device with built-in hot-swap capability, such as the MAX14891EATP+. This will ensure that the bus is properly biased and that the device is properly configured during hot-swap events.
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The recommended power-up sequence for the MAX14891EATP+ is to power up the VCC supply first, followed by the VIO supply. This ensures that the device is properly configured and that the internal voltage regulators are enabled in the correct order.
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MAX14891EATP+ Overview
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About Analog Devices
Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries.
Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.