User Guide

WCDMA receiver functionality........................................................................................................................8–29
GSM receiver functionality..............................................................................................................................8–29
Introduction to transmitter functionality.....................................................................................................8–29
WCDMA transmitter functionality..................................................................................................................8–29
GSM transmitter functionality........................................................................................................................8–30
Frequency synthesizers..................................................................................................................................8–31
Regulators........................................................................................................................................................8–32
Frequency mappings............................................................................................................................................8–33
EGSM900 frequencies......................................................................................................................................8–33
GSM1800 frequencies......................................................................................................................................8–34
GSM1900 frequencies......................................................................................................................................8–35
WCDMA 2100 Rx frequencies..........................................................................................................................8–36
WCDMA 2100 Tx frequencies..........................................................................................................................8–37
List of Tables
Table 11 General RF specifications.....................................................................................................................8–10
Table 12 ALS resistor values................................................................................................................................8–15
Table 13 Audio connector pin assignments......................................................................................................8–21
Table 14 Charging interface connections..........................................................................................................8–23
Table 15 Charging IF electrical characteristics..................................................................................................8–24
Table 16 Battery interface connections.............................................................................................................8–24
Table 17 Battery IF electrical characteristics.....................................................................................................8–24
Table 18 User interface connections..................................................................................................................8–25
Table 19 Display interface connections.............................................................................................................8–27
Table 20 Back-up battery connections...............................................................................................................8–28
Table 21 Back-up battery electrical characteristics..........................................................................................8–29
List of Figures
Figure 66 System level block diagram..................................................................................................................8–5
Figure 67 Functional block diagram.....................................................................................................................8–6
Figure 68 Clocking scheme....................................................................................................................................8–9
Figure 69 WLAN and BT block diagram..............................................................................................................8–11
Figure 70 SIM interface........................................................................................................................................8–13
Figure 71 MMC interface......................................................................................................................................8–13
Figure 72 ALS HW implementation.....................................................................................................................8–15
Figure 73 Audio block diagram...........................................................................................................................8–18
Figure 74 Internal microphone circuitry............................................................................................................8–18
Figure 75 External microphone circuitry (Pop-Port connects to the right side)............................................8–19
Figure 76 Internal earpiece circuitry..................................................................................................................8–19
Figure 77 Internal speaker circuitry...................................................................................................................8–20
Figure 78 External earpiece circuitry (system connector connected on the right).......................................8–20
Figure 79 Vibra circuitry......................................................................................................................................8–21
Figure 80 External audio connector...................................................................................................................8–21
Figure 81 Charger connector...............................................................................................................................8–23
Figure 82 Battery connector................................................................................................................................8–24
Figure 83 UI connector........................................................................................................................................8–25
Figure 84 Display connector................................................................................................................................8–27
Figure 85 GSM transmitter...................................................................................................................................8–31
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