MCP2544FD-E/SN MCP2544FD-E/SNVAO MCP2544FD-H/SN MCP2544FDT-E/MF MCP2544FDT-E/MNY MCP2544FDT-E/SN MCP2544FDT-E/SNVAO MCP2544FDT-H/MF MCP2544FDT-H/MNY MCP2544FDT-H/SN