Lesson 1 – Analog Modules
111
Video Digitizer - Normal Mode in Measure Unit
Table 21 Video Digitizer Normal Mode Key Specifications
Specification Value
Sampling rate 500 ksps to 65 Msps
Resolution 14-bit
Bandwidth @-3 dB
(characteristic data)
15 MHz
Pin counts 2 single-ended (one at a time) or 1 differential per measure unit.
For Multi-site Baseband Analog Source & Measure:
4 measure units in module. 4-parallel test
For Multi-site Baseband Analog Measure
8 measure units in module. 8-parallel test
Waveform capture memory 14 M samples per measure unit
(@ no averaging nor over-sampling mode)
Input range ±2 V, ±1 V, ±0.5, ±0.25 V
DC offset range For ±2 V or ±1 V input range:
±3 V (No offset for single-ended 37.5 ohm input impedance)
For ±0.5 V or ±0.25 V input range:
±2.8 V (No offset for single-ended 37.5 ohm input impedance)
Common mode range
(AC+DC)
±3 V for ±2 V or ±1 V input range
±2.8 V for ±0.5 V or ±0.25 V input range
Within input range for 37.5 ohm single-ended or 75 ohm differential
Input impedance
(nominal value)
Single-ended: 10 kohm, 50 ohm, 37.5 ohm
Differential: 10 kohm, 100 ohm
Differential center GND: 100 ohm, 75 ohm
Filter 15 MHz (Fixed anti-aliasing analog filter, nominal value)
Digital filter: 6.1 MHz, 13 MHz
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