SW-444 Просмотр технического описания (PDF) - Tyco Electronics
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SW-444 Datasheet PDF : 5 Pages
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2V Control Triple-Band GSM/DCS/PCS SP5T Switch
Pin Configuration
Pin No.
Pin Name
1
PTX/DTX
2
GND
3
GTX
4
GND
5
VDD
6
BS
7
TXS
8
PRXON
9
GND
10
GND
11
GND
12
GND
13
DRX
14
DRXS
15
PRX
16
PRXS
17
GRX
18
GND
19
ANT
20
GND
21
GND
Description
PCS/DCS Tx Port
RF Ground
GSM Tx Port
RF Ground
Decoder VDD
Control 1
Control 2
Control 3
RF Ground
RF Ground
RF Ground
RF Ground
DCS Rx Port
DCS Rx Shunt
PCS Rx Port
PCS Rx Shunt
GSM Rx Port
RF Ground
ANT Port
RF Ground
Paddle
Truth Table
BS
TXS
0
0
0
1
1
1
1
0
1
0
PRXON
0
0
0
0
1
MODE
GSM RX - ANT
GSM TX - ANT
PCS TX/DCS TX - ANT
DCS RX - ANT
PCS RX - ANT
Logic Level
VLo “0”=
VHi “1”=
Voltage Level
0V
2.5V
Block Diagram
SW -444
V1.4
PTX/DTX
GND
GTX
GND
VDD
Decoder
PRX
DRXS
DRX
GND
GND
The Advanced Information Data Sheet Contains Typical Electrical Specifications Which May Change Prior to Final Introduction.
M/A-COM, Inc.
3
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