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XT55 AVL User's Guide
Confidential/Released
5 Example application
G P S A n te n n a (3 V )
3 V 3
+
4 7 0 u F
3 3 p F
L N A
V C C
G P IO 4 R F P C 1
G P IO 8
R F P C 0
V C C _ R F
3 V 3
V A N T
1 0 k
G P IO 3
G P S
A la rm 2
3 V 3
4 7 0 k
G P IO 1 5
A la rm 1
G P IO 1 0
B O O T
S D I1 S D O 1
S E L
S D O 2
B A T T +
T P
T P
T P
O N /O F F
1 0 0 k
B C
4 7 0 k
8 4 7
3 V 3
4 7 0 k
XT55_avl_ug_V03
A V L
G S M A n te n n a
B A T T +
L D O
O N /O F F
3 3 p F
2 .2 u F
3 3 p F
B A T T +
V D D
B A T T _ T E M P
X T 5 5
C H A R G E
P O W E R
G S M
IG T
G N D
S D I2
R X D 0
T X D 0
T P
T P
3 .3 k
B C 8 4 7
4 7 0 k
T P
4 7 0 k
1 µ F
Figure 13: Example application of XT55 module with integrated AVL software
1 S S 3 5 5
L i-Io n
b a tte ry p a ck
C R S 0 4
S I3 4 4 1 D V
+
*)
3 k 3
N T C
*)
C C V C C
C C C L K
C C D A T A
S IM
C C R S T
C C IN
C C G N D
2 0 0n F
1 n F
0 R
2 x B L M 1 8 H G
n o t m o un ted
6 R 8
E P P 1
E P N 1
6 R 8
3 3 p F
M IC P 1
*)
*)
M IC N 1
M IC P 2
3 3 p F
*)
M IC N 2
2 x
1 0 0 n F
3 3 p F
*)
T P
Page 36 of 37
s
4 7 0
4 V 3
5 .5 V - 8 V
5 0 0 m A
+
C h a rg e r
1 0 k
1 0 0 n F
*)E S D p ro te ctio n
e .g . 1 /5 E S D A 6 V 1 -5 W 6
T P = T e s tp o in t
6 0 1
H e a d s e t
3 3 p F
e
e
m
m
e = ea rp iec e
m = m ic
B L M 1 8 H G
6 0 1
m
o b i l e
28.06.2004
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