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MCP Electronics Time resolution, costs

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Presentation on theme: "MCP Electronics Time resolution, costs"— Presentation transcript:

1 MCP Electronics Time resolution, costs

2 MCP signals simulation:
200ps rise time 400ps fall time Shot noise % Output noise % Signal/noise=30 Sampling frequency GHz

3 MCP signals: 200ps rise time

4

5 Performance sensitivity to feature size
1 Input analog bandwidth limitations: - IO pads ESD protections Yes (RF diodes) + - Effective input signal load (R, L, C) No - Open switches parasitics Yes + 2 Sampling process - Switch resistance Yes + - Storage capacitance value No (kT/C limited) - Number of caps at a time No (constant ~ 4) - Aperture jitter Yes - Dynamic range Yes Voltage supply dep .-

6 DLL’s Architecture (25ps sampling)
625 MHz clock in 16 cells 125ps 100ps 100ps 100ps 100ps 150ps 175ps 16 * 4 = 64 cells

7 Costs vs Sampling frequency
Assuming sampling period proportionnal to feature size, scaled to 250nm 90 130 250 180

8 Costs vs time resolution
Assuming sampling period proportional to feature size scaled to 25mm2 design in 250nm 90 130 250 180


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