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— IC芯片 | 连接器 | 传感器 | 被动器件 —
The PM7386-BI is a multi-protocol controller manufactured by PMC-Sierra, designed for telecommunications applications. It integrates frame engine and data link management capabilities within a single CMOS component. The device is housed in a PBGA256 package with dimensions of 27 x 27 mm and a height of 1.45 mm. It supports serial I/O operations across eight channels with a specified data rate of 0.0078125 MBps. The unit operates within an industrial temperature range and utilizes standard CMOS logic levels for interface compatibility.
Verify the manufacturer origin, as listings associate this part number with PMC-Sierra, Microsemi, and PMC. Confirm the specific package variant SBGA-256 matches system requirements. Ensure the industrial temperature rating aligns with operational environments. Cross-reference datasheets from different vendors to confirm pinout and electrical specifications before integration.
Select this component when a dedicated frame engine and data link manager is required for serial communication protocols. The 8-channel capability suits systems needing multiple independent serial interfaces. Verify that the 3.3V CMOS voltage levels are compatible with the host processor or peripheral devices. Consider the PBGA256 footprint constraints during PCB layout design.
PMC-Sierra was acquired by Microsemi Corporation, which was subsequently acquired by Microchip Technology. Consequently, documentation for the PM7386-BI may appear under PMC-Sierra, PMC, or Microsemi branding. This historical consolidation affects datasheet availability and support channels, requiring careful verification of the document source date and manufacturer attribution.
Publicly confirmed substitute part numbers for the PM7386-BI are not available in verified sources. Due to the specialized nature of legacy telecom controllers, direct pin-to-pin replacements are not documented. System redesign or adapter solutions may be necessary if sourcing this obsolete component proves difficult.