COMMON ANODE, MULTIPLEXED, 2 DIGITS WITH DECIMAL POINT
Display Height:
7 mm
Forward Current-Max:
0.025 A
Forward Voltage-Max:
4 V
JESD-609 Code:
e3
Luminous Intensity-Min:
0.0034 cd
Luminous Intensity-Nom:
6.7 mcd
Number of Characters:
2
Number of Functions:
2
Operating Temperature-Max:
105 °C
Operating Temperature-Min:
-40 °C
Optoelectronic Device Type:
7 SEG NUMERIC LED DISPLAY
Packing Method:
TR
Peak Wavelength:
462 nm
Terminal Finish:
Tin (Sn)
HDSM-291B Frequently Asked Questions (FAQs)
Broadcom provides a reference design guide for the HDSM-291B, which includes recommendations for PCB layout, thermal management, and component placement. It's essential to follow these guidelines to ensure optimal performance, thermal stability, and signal integrity.
The HDSM-291B has a complex configuration process that involves setting registers and pins to specific values. Broadcom provides a detailed configuration guide and software development kit (SDK) that includes APIs and example code to help engineers configure the device for their specific use case.
The HDSM-291B requires a high-quality input clock signal with specific frequency, amplitude, and jitter characteristics. Engineers should ensure that the clock signal meets these requirements by using a high-quality clock source, such as a crystal oscillator, and following best practices for clock signal routing and termination.
Broadcom provides a troubleshooting guide for the HDSM-291B, which includes steps for identifying and resolving common issues. Engineers can also use tools such as oscilloscopes, signal analyzers, and logic analyzers to debug and troubleshoot the device.
The HDSM-291B is sensitive to environmental factors such as temperature, humidity, and vibration, which can affect its performance and reliability. Engineers should ensure that the device operates within the specified temperature range (-40°C to 85°C) and follows recommended storage and handling procedures.
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HDSM-291B Overview
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