NXP Semiconductors
PCF2123
SPI Real time clock/calendar
21. Abbreviations
Table 53. Abbreviations
Acronym
Description
CMOS
Complementary Metal Oxide Semiconductor
BCD
Binary Coded Decimal
ESD
ElectroStatic Discharge
FFC
Film Frame Carrier
HBM
Human Body Model
LSB
Least Significant Bit
MM
Machine Model
MOS
Metal Oxide Semiconductor
MSB
Most Significant Bit
MSL
Moisture Sensitivity Level
PCB
Printed-Circuit Board
RTC
Real Time Clock
SMD
Surface Mount Device
SPI
Serial Peripheral Interface
PCF2123
Product data sheet
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Rev. 5 — 27 April 2011
© NXP B.V. 2011. All rights reserved.
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