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TDMA T2290/T2297:
TX_ENB
U1907-60
page B35
ZIFSYN_REF
U110
page B7
RX_I
U110
page B7
RF_DET
CR504
page B19
RX_Q
U110
page B7
DEMOD
U110
page B7
AFC
U150
AOC_CNTL
page B21
R342
page B13
AGC_RSSI
U110
page B7
A
Channel: 333
Cellular TX Freq:
834.99MHz
PCS TX Freq:
1859.97MHz
Cellular RX Input Freq:
879.99MHz
PCS RX Input Freq:
1940.01MHz
RX Input:
-20dBm
TX Power Level 2
TX SIGNAL
RX SIGNAL
VOLTAGE SUPPLIES
Colored boxes represent the area in
which the components are placed.
REF_2.75V
TX_IX
page B25
U301
page B13
TX_I
U301
page B13
FM
C306
page B11
TX_2.75
page B25
FE_EN
U10-14
page B5
U1800-18
BATT_SAV
U1800-16
INTEG_EN
U1900
page B33
RX Input
-20
A
2.36V 1.43V .39V
DCI(U1800)
Power Step
0-5 6-10
D
G
R1810
24
23
R1806
25
26
27
28
29
30
31
32
33
34
RBIAS
35
VREBUF
36
37
38
R10013
B
R1830
Q1803
-80
-116
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
39
40
41
42
43
44
45
46
47
48
On
TX
Off
C
.11V 2.82V
0.1V 2.82V
G
RX Input
<-51dBm >-39dBm
F
1.81V 2.83V
This manual is Motorola property. Copying or
distribution strictly prohibited without prior written
consent from Motorola and must be returned upon
Motorola's request.
Motorola Confidential Proprietary
QMOD_KEY
C
FE_EN
B
D
TX_STEP
BATT_SAV
E
A_D
LOAD_SWITCH
SS1
CLK
MOSI
VOLTAGE SUPPLIES
Analog Digital
Colored boxes represent the area in
E
2.95V .11V
which the components are placed.
RX
On
Off
0.6Vpp
B
.03V 2.81V
19.44MHz
MISO
IRQ
TX_DATA
RX_DATA
FS
SCLK
RESET
AGC_STEP
F
TX_Q
TX_QX
U301,Q1500
page B13
page B25
U10-14
page B5
U301,Q503
page B13 page B19
U110
page B7
U301,Q811
page B13
page B15
Q505
page B19
Q820
page B19
U1000
page B37
U1000
page B37
U1000
page B37
C153
page B21
U1000
page B37
U1000
page B37
U1900
page B33
U1900
page B33
RX_2.75V
page B25
U1900
page B33
U1900
page B33
U1000
page B37
U110
page B7
2.75V
page B25
U301
page B13
U301
page B13
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