cxm3519er Sony Electronics, cxm3519er Datasheet - Page 17

• Manufacturer Part Number: cxm3519er
• Description: Sp9t/10t Antenna Switch Module Forgsm And Umts/cdma Dual Mode Handset
• Manufacturer: Sony Electronics

Recommended PCB Design 1 (SP9T)
Ex.) GSM (4 bands) / UMTS (3 bands)
The positions of the light blue via holes and relative GND patterns are strongly recommended for getting stable
attenuation.
Independent GND with via hole
IC (VQFN-26P package)
PCB metal pattern
GND via hole for LPF (Light blue)
GND via hole for switch
0.78
The positions of these via holes are recommended for stable attenuation.
1.20
1.67
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1.72
0.71
0.28
(Unit: mm)