User's Manual

Table Of Contents
LBA7130
Oct., 2012, Version 0.6 (PRELIMINARY) 81 AMICCOM Electronics Corporation
22. Application circuit
22.1 MD70-A01
AMICCOM’s ref. design module, MD7130-A01, max 5 dBm output power, application circuit example.
C1
470pF
SCS
C2
100pF
C5
100pF
VDD_A
C6
0.1uF
R1
NC
SCK
C9
NC
SDIO
C8
2.2nF
G I O1
C KO
G I O2
G ND
G ND
VIN
G ND
C10
0.1uF
1
2
3
4
5
6
7
8
9
10
J1
CON/10P 2.0
1
2
J2
CON/2P 2.0
C12
NC
1
2
J3
CON/2P 2.0
C13
NC
C7
2.2uF
SDIO
SCK
SCS
VDD_A
TP1
ANTENNA
CKO
GIO2
GIO1
V IN
C15
1.8pF
A NT
C4 2.2uF
L2
2.7nH
C3
4.7uF
VDD_A
C11
100pF
1
3
G ND
2
G ND
4
Y2 NC
1
3
G ND
2
G ND
4
Y3
16M Hz XTA L_ 3. 2*2. 5
Y1 NC
BP_RSSI
1
BP_BG
2
RFI
3
RFC
5
RFO
4
V DD _ VC O
6
CP
7
VDD_PLL
8
XI
9
XO
10
G ND
15
SCS
11
SCK
12
SDIO
14
VDD_D
13
CKO
18
GIO2
17
GIO1
16
REGI
19
VDD_A
20
A7130PKG
U1
A7130
Remark
1. RF Matching to 50Ω.
2. RX and TX signal are combined internally to RFI pin only so that
RFSP bit = 0 (DASP0 register = 0x34).
3. Recommend 16MHz crystal with 18 pF Cload.
4. Recommend to let C12 and C13 NC because of enabling on-chip Xtal Capacitors by (INTXC = 1 and CSXTAL = [10100]).