cxm3549xr Sony Electronics, cxm3549xr Datasheet - Page 17

• Manufacturer Part Number: cxm3549xr
• Description: Dp5t Antenna Switch For Umts/lte Dual Mode Phones
• Manufacturer: Sony Electronics

Recommended Circuit
Note) 1. No DC blocking capacitors are required on all RF ports.
TRx3
TRx2
TRx1
2. DC levels of all RF ports are GND.
3. L1 inductor (18 nH) and C1 capacitor (10 pF) are recommended on Ant port for ESD protection.
4. C2 capacitor (100 pF) is recommended.
(100 pF)
C2
(Cbypass)
V
DD
(100 pF)
C2
18
12
13
14
15
16
17
(Cbypass)
11
19
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TRx4
10
20
21
9
TRx5
22
8
7
6
5
4
3
2
1
C1
C1
L1
L1
Ant_SEL
Ant2
Ant1