User's Manual

PHS8-P Hardware Interface Overview
7 Sample Application
37
PHS8-P_HIO_v01.000 Page 37 of 41 2011-11-10
Confidential / Released

Figure 10: PHS8-P sample application
47k
100k
VCC µC
47k
EMERG_RST
PWR_IND
CCCLK
CCRST
CCIN
CCVCC
220nF
AGND
EPP
BC847
BC847
1nF
PHS8
ApplicationSample
2
2
2
2
8
Level
Controller
8
VEXT (1.8V)
1µF
1µF
V
CCB
V
CCA
VCC µC
VDD
(1.8V)
100µF
...220µF
ultra low ESR
ANT_DRX
ANT_GSM
ANT_GPS
Current
limiter
<60mA
VGPS
OE