User's Guide

ATOP3.5G Product Description
80447ST10636A rev.10 – 2015-03-03
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights
Reserved. Page 64 of 66
Mod. 0808 2011-07 Rev.2
25 Figures
Figure 1 ATOP 3.5G module connections ......................................................... 6
Figure 2 ATOP conceptual view ........................................................................ 7
Figure 3 ATOP 3.5G internal connections ......................................................... 9
Figure 4 ATOP 3.5G pin configuration ..............................................................10
Figure 5 LPC1768 block diagram .....................................................................20
Figure 6 LPC1768 clock generation .................................................................22
Figure 7 ATOP 3.5G battery charging ..............................................................29
Figure 8 ATOP 3.5G VDD_3V0_SRC current source ........................................30
Figure 9 ATOP 3.5G internal setup of NFC antenna .........................................31
Figure 10 32KHz deviation in ppm dependng on temperature .............................38
Figure 11 ATOP label informaton .......................................................................52
Figure 12 ATOP 3.5G footprint ..........................................................................53
Figure 13 ATOP 3.5G package outline ...............................................................54
Figure 14 Reflow profile ....................................................................................55