Tektronix BERTScope, Quick Start User Manual

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Speci fi cations
Table 9: Environmental speci fi cations
Characteristic Description
Temperature
Operating +10 °C to +40 °C (+41 °F to +113 °F)
Non-operating − 20 °C to +60 °C
Humidity
Operating 20 to 80% at or below 40 °C
Non-operating 5 to 90% at or below 60 °C
The performance of the BERTScope CR Series Option GJ Jitter Spectrum and DCD measurements are listed in the
following tables. The performance of the clock recovery functionality remains identical as listed in the BERTScope CR
series speci
fi cations.
Table 10: Jitter spectrum
Characteristic Description
Minimum frequency 200 Hz
Maximum frequency 90 MHz
Minimum frequency resolution 200 Hz
Maximum jitter Limited only by the ability of the clock recovery to lock with PLL BW at 0.5 MHz
and 0.5 dB peaking
Vertical units % UI or ps
Vertical scale Log or linear
Frequency scale Log or linear
Maximum number of integrated
measurement frequency bands 3
Table 11: Duty cycle-dependent jitter
Characteristic Description
Units % UI or ps
Maximum range 50% UI
CR125A, CR175A, CR286A Quick Start User Manual 21