
USB251xB/xBi
APPENDIX A: ACRONYMS
I2C:
Inter-Integrated Circuit
OCS: Over-Current Sense
PCB:
Printed Circuit Board
PHY:
Physical Layer
PLL:
Phase-Locked Loop
QFN:
Quad Flat No Leads
RoHS: Restriction of Hazardous Substances Directive
SCL:
Serial Clock
SIE:
Serial Interface Engine
SMBus: System Management Bus
TT:
Transaction Translator
DS00001692C-page 50
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