Other Parts Discussed in Thread: TS3DV642,
Dear Sir,
TS3DV642 and HD3SS215 are 2:1/1:2 Differential Switch
How to choose? 
HD3SS215 are there any function better than TS3DV642?
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Hi Vincet,
This is a summary of the main differences between HD3SS215 and TS3DV642.
| Part # | HD3SS215 | TS3DV642 | 
| # of Pins/Balls | 50/56 | 42 pin | 
| Package Size | 5mm x 5mm | 9mm x 3.5mm | 
| -3dB bandwidth | 7 GHz | PortA 6.9 GHz PortB 7.5 GHz | 
| Dynamic Char Freq* | 3GHz | 1.7GHz | 
| Cross Talk (dB) | ZQE -35dB RTQ -35dB | -40 dB | 
| Isolation (dB) | ZQE -22dB RTQ -16dB | -23 dB | 
| Insertion Loss (dB) | ZQE -1.6dB RTQ -2.4dB | PortA -0.75 dB PortB -1.0 dB | 
| Return Loss (dB) | ZQE -12dB RTQ -13dB | -15.9 dB | 
| Power (Active) | <9mW typ | 180uW typ | 
| Power (Low) | < 30uW typ | < 30uW typ | 
| VCC | 3.3V | 2.6V to 4.5V | 
| ESD (HBM) | 1.5kV | 2kV | 
| Temp Range (˚C) | 0 to 70 & -40 to 85 | -40 to 85 | 
Regards