Timebase system, Triggering – ADLINK PCI-9820 User Manual
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Introduction
• 5
±1V 1.75
• Crosstalk: < -80dB, DC to 1MHz
• Total Harmonic Distortion (THD)*: -75dB
• Signal-to-noise ratio (SNR)*:
Range SNR
(dB)
±5V 66
±1V 62
• Spurious-free dynamic range (SFDR)*: 75dB
*Measured using 200kHz sine wave input with amplitude of 95% of full scale at
60MS/s
♦ Timebase System
• Sources: Internal 60MHz, external sine wave, SSI TIMEBASE
• External sine wave source:
Connector: SMB
Impedance:
50Ω
Coupling:
AC
Input amplitude: 1V
pp
to 2V
pp
Overvoltage protection: 2.5V
pp
Frequency range:
Ping-pong mode: 25MHz - 65MHz
Others: 500kHz - 65MHz
♦ Triggering
• Sources: software, analog, digital, SSI
• Modes: pre-trigger, middle-trigger, post-trigger, delay-trigger
• Repeated trigger rearming interval: 2 cycles of timebase
• Pre-trigger depth: 64MB to 512MB, depending on memory size
• Post-trigger depth: 64MB to 512MB, depending on memory size