Nokia RH-18 - Electronics of Nokia 1100; Environmental Specifications; Baseband HW Introduction; Technical Summary

RH-18/36/38 Company confidential
Engine module CCS Technical Documentation
Page 8 Nokia Corporation. Issue 1 10/03
Electronics of Nokia 1100
Environmental Specifications
Baseband HW Introduction
This document specifies the baseband module for the Nokia 1100. The baseband module
includes the baseband engine chipset, the UI components and the acoustical parts for
the transceiver.
Nokia 1100 is a hand-portable dualband 900/1800MHz or 850/1900MHz phone, featur-
ing the DCT4 generation baseband (UEM/UPP) and RF (MJOELNER) circuitry.
Technical Summary
The baseband module contains 2 main ASICs named the UEM and UPP. The baseband
module furthermore contains a Flash IC of 16Mbit. The baseband is based on the DCT4
Table 1: Environmental specifications
Parameter Ambient temperature Remarks
Normal operation -25 ° C … +55 °C Specifications fulfilled
Reduced performance -40 °C ..-25 °C
and +55 °C … +85 °C
No operation and/or stor-
age
< -40 °C or > +85 °C No storage or operation. An attempt to operate may
damage the phone permanently
Humidity Relative humidity
5...95%.
The module is not protected against water. Con-
densed or splashed water might cause malfunction.
Any submerge of the phone will cause permanent
damage. Long-term high humidity, with condensa-
tion, will cause permanent damage because of cor-
rosion.