SI2493-D-FS Silicon Laboratories Inc, SI2493-D-FS Datasheet - Page 289
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SI2493-D-FS
Manufacturer Part Number
SI2493-D-FS
Description
IC ISOMODEM SYSTEM-SIDE 16SOIC
Manufacturer
Silicon Laboratories Inc
Specifications of SI2493-D-FS
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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Power Line Related Noise
Causes:
Solutions:
Unbalanced phone line
High ac leakage supply
Poor CMR in modem
Fix the telephone line.
Ground the system to earth or float completely using a battery.
Use an analog supply with lower ac Leakage
Figure 73. Odd Harmonics of 50 Hz Manifest as Horizontal Lines Spaced at 100 Hz
Rev. 1.3
AN93
289
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