User Guide

MIC, mic Microphone
MMC Multimedia card
NTC Negative temperature coefficient (temperature sensitive resistor used as a
temperature sensor)
OMA Object management architecture
Opamp Operational amplifier
PA Power amplifier
PDA Pocket data application
PDRAM Program/Data RAM
Phoenix Service software tool
PLL Phase locked loop
PM (Phone) Permanent memory
PUP General Purpose IO (PIO), USARTS and Pulse Width Modulators
PURX Power-up reset
PWB Printed wiring board (Printed circuit board)
RC-filter Resistance-Capacitance filter
RF Radio frequency
RFBUS Serial control bus For RF
RISC Reduced instruction-set computer
RSK Right soft key
RS-MMC Reduced size multimedia card
RSSI Receiving signal strength indicator
RST Reset switch
RTC Real time clock (provides date and time)
RX Radio receiver
SARAM Single access random access memory
SDRAM Synchronous dynamic random access memory
SIM Subscriber identity module
SMPS Switched mode power supply
SNR Signal-to-noice ratio
SPR Standard product requirements
STI Serial trace interface
SW Software
SWIM Subscriber/Wallet identification module
TCXO Temperature controlled oscillator
Tiku See ASIC
RM-51
Glossary of terms Nokia Customer Care
9238460 (Issue 1) Company Confidential Page Glossary–5
Copyright ©2005 Nokia. All Rights Reserved.