CONFIDENTIAL
DRAFT
4 -- 3
4 -- 4
Figure 2 RF BLOCK DIAGRAM
GX15
GX15
[RF]
PGA Part
I&Q
MOD
Loop
filter
RF Synthesiser
1/2
Loop
filter
90deg
shift(1/2)
1/2
IP (A)
IN (A)
QP (A)
QN (A)
26MHz
VCTCXO
AFCDAC (A)
TCXOOUT (D)
PA (A)
BS1 (D)
BS2 (D)
BS3 (D)
BS4 (D)
FL803
RFSW
FL905
J801
RF CONNECTOR
ANT801
AERIAL
TERMINAL
BUILT-IN
AERIAL
IC801
15515502
RF
TCX801
1/2
IF Synthesiser
1/2
Loop
filter
90deg
Shift(1/2)
PGA
1
2
3
4
35
25
26
2,5,8,11,15,16,18
28
31
12
38,39
9
7
3
4
VBAT
900
1800 / 1900
15
13
3,7,8,16
9
2
1
2
3,4
10
1
GSM900 Band;
TX: 880.2 to 914.8 MHz
RX: 925.2 to 959.8 MHz
DCS1800 Band;
TX: 1710.2 to 1784.8 MHz
RX: 1805.2 to 1879.8 MHz
PCS1900 Band;
TX: 1850.2 to 1909.8 MHz
RX: 1930.2 to 1989.8 MHz
TXVCO
GSM900 880.2 to 914.8 MHz
DCS1800 1710.2 to 1784.8 MHz
PCS1900 1850.2 to 1909.8 MHz
RFVCO
TX
GSM900: 3848.8 to 3979.2 MHz
DCS1800: 3580.4 to 3729.6 MHz
PCS1900: 3860.4 to 3979.6 MHz
RX
GSM900: 3700.8 to 3839.2 MHz
DCS1800: 3610.4 to 3759.6 MHz
PCS1900: 3860.4 to 3979.6 MHz
ARFCN IFVCO
EGSM900 975 to 1023, 0 to 9: 656 MHz
10 to 124: 640 MHz
DCS1800 512 to 670: 640 MHz
671 to 885: 656 MHz
PCS1900 512 to 810: 640 MHz
90deg
Shift(1/2)
FL903
SAW FILTER
1
2,5
6
4
PCS RX
DCS RX
SYNTHEN (D)
SYNTHDATA (D)
SYNTHCLK (D)
29
32
30
1/2
1,13,14,22,27,37,40,48
Serial data
interface
VRF
TCXOEN (D)
VBAT (BATT)
LNA
LNA
LNA
GSM900 RX
BS2
BS4
IC802
RF3146
POWER AMP.
37
48
4,5,7,30,32,
34,36,38,47
31
6
VTCXO
RX Line
Control Line
TX Line
TP802
TP801
36,41,42
6
7
8
9
3
4
4
5
42,43
BS1
BS2
BS3
6,10,12
11
1,3
4
6
2
5
23
24
DPD
17
19
IC804
R5322P
VOLTAGE
REGULATOR
(D): Digital, (A): Analogue
PA
APC
45
40,41
2,3,5,10
FL902
SAW FILTER
BTCLK (D)
34
Summary of Contents for GX15
Page 7: ...GX15 1 4 CONFIDENTIAL ...
Page 8: ...GX15 1 5 CONFIDENTIAL ...
Page 67: ...GX15 2 59 CONFIDENTIAL MEMO ...
Page 75: ...GX15 4 6 CONFIDENTIAL MEMO ...