Motorola StarTAC 3000 - RF Switch

A
B
INT ANT EXT ANT
-3.1V
4.7V
4.7V
-3.1V
U51
U50
NC
S1
StarTAC 3000: RF Switch
VOLTAGE SUPPLIES
Colored boxes represent the area in
which the components are placed.
Channel: 385
TX Freq: 836.55MHz
TX Power Level 2
RX Input Freq: 881.55MHz
RX Input: -20dBm
TX SIGNAL
RX SIGNAL
R50
R52
L150
C113
C114
C55
C116
C115
L52
L50
C54
C52
C51
L54
C57
R51
J3-2
REF_4.75
FL504
A
B
NEG_BIAS
123
4
5678
FL100
INT_ANT
page B-10
page B-4
page B-12
page B-12
page B-23
Motorola Confidential Proprietary
This manual is Motorola property. Copying or
distribution strictly prohibited without prior written
consent from Motorola and must be returned upon
Motorola's request.
RX: -22.5dBm
TX: +27.6dBm
RX: -26.4dBm
TX: +25.4dBm
TX: +28.3dBm
B-3