Specifications

WM_PRJ_Q2400_PTS_002 - 001
24th October 2002
confidential ©
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This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged
without prior written agreement.
Ce document est la propriété exclusive de WAVECOM. Il ne peut être communiqué ou divulgué à
des tiers sans son autorisation préalable.
2.11
Analog to Digital Converter....................................................................26
2.12 Audio interface ......................................................................................26
2.12.1 Microphone inputs ........................................................................26
2.12.1.1 Common microphone inputs characteristics ............................27
2.12.1.2 Main Microphone Inputs (MIC2) ..............................................29
2.12.1.3 Auxiliary Microphone Inputs (MIC1) ........................................30
2.12.1.3.1 Differential connection .......................................................30
2.12.1.3.2 Single-ended connection....................................................31
2.12.2 Common speaker outputs characteristics ......................................32
2.12.2.1 Differential Connection.............................................................32
2.12.2.2 Single-ended Connection .........................................................32
2.12.3 Speaker outputs ............................................................................34
2.12.3.1 Speaker 2 Outputs...................................................................34
2.12.3.2 Speaker 1 Outputs...................................................................34
2.12.4 Buzzer Output ...............................................................................34
2.13 Battery charging interface .....................................................................35
2.13.1 Li-ion charging procedure ..............................................................37
2.13.2 How to define R1 and C1...............................................................37
2.14 ON / ~OFF ..........................................................................................38
2.14.1 Operating sequences .....................................................................39
2.14.1.1 Power ON ................................................................................39
2.14.1.2 Power OFF...............................................................................40
2.15 BOOT (optional).....................................................................................40
2.16 Reset signal (~RST) ...............................................................................41
2.16.1 Reset sequence .............................................................................43
2.17 External Interrupt (~INTR) .....................................................................43
2.18 VCC output ..........................................................................................44
2.19 VCC_RTC (Real Time Clock Supply)........................................................44
2.19.1 Interface description ......................................................................44
2.19.2 Typical implementation..................................................................45
2.19.2.1 Capacitor .................................................................................45
2.19.2.2 Super Capacitor .......................................................................45
2.19.2.3 Battery cell with regulator........................................................46
2.19.2.4 Non Rechargeable battery........................................................46
2.20 RF interface ..........................................................................................47
2.20.1 RF connections..............................................................................47
2.20.2 RF performances ...........................................................................47
2.20.3 Antenna specifications ..................................................................48
3 Technical specifications ............................................................. 49
3.1 General Purpose Connector pin out description .....................................49
3.2 Environmental Specifications.................................................................53
3.3 Mechanical specifications......................................................................54
3.3.1 Physical characteristics..................................................................54
3.3.2 Mechanical drawings ....................................................................54