User's Guide

MC55i-W Hardware Interface Overview
2 Product Concept
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MC55i-W_HIO_v01.301 Page 15 of 30 2011-3-8
Confidential / Released
2 Product Concept
2.1 MC55i-W Key Features at a Glance
Feature Implementation
General
Frequency bands Quad band: GSM 850/900/1800/1900MHz
GSM class Small MS
Output power (according
to Release 99, V5)
Class 4 (+33dBm ±2dB) for EGSM850
Class 4 (+33dBm ±2dB) for EGSM900
Class 1 (+30dBm ±2dB) for GSM1800
Class 1 (+30dBm ±2dB) for GSM1900
Power supply 3.3V <
V
BATT+
< 4.8V
Operating temperature
(board temperature)
Normal operation: -30°C to +85°C
Restricted operation: -40°C to -30°C and +85°C to +90°C
Physical Dimensions: 32.5mm x 35mm x max. 3.1mm
Weight: approx. 6g
RoHS All hardware components fully compliant with EU RoHS Directive
GSM / GPRS features
Data transfer GPRS:
• Multislot Class 10
• Full PBCCH support
• Mobile Station Class B
• Coding Scheme 1 – 4
CSD:
• V.110, RLP, non-transparent
• 2.4, 4.8, 9.6, 14.4kbps
•USSD
PPP-stack for GPRS data transfer
SMS Point-to-point MT and MO
Cell broadcast
Text and PDU mode
Storage: SIM card plus 25 SMS locations in mobile equipment
Transmission of SMS alternatively over CSD or GPRS. Preferred mode can
be user defined.
Fax Group 3; Class 2
Audio Speech codecs:
• Half Rate (ETS 06.20)
• Full Rate (ETS 06.10)
• Enhanced Full Rate (ETS 06.50 / 06.60 / 06.80)
• Adaptive Multi Rate AMR
Handsfree operation, echo cancellation, noise reduction, 7 different ringing
tones / melodies