Lesson 1 – Analog Modules
78
Table 12 1GHz Digitizer (WDD) Digitizer Mode
Table 13 1GHz Digitizer (WDD) Sampler Mode
Digitizer Mode
Key Specification Value
Sampling rate 1 Msps to 320 Msps
Resolution 12-bit
Bandwidth @ -3 dB
(characteristic data)
160 MHz @ filter through
Pin counts per module 8 single-ended or 4 differential
Waveform capture memory 4 M samples
Input mode Single-ended or differential
Input range ±2 V, ±1 V, ±0.5 V, ±0.25 V, ±0.125 V
DC offset range ±4 V
Common mode range ±3.7 V @ 50 ohm, 37.5 ohm single-ended (with offset) or
100 ohm, 75 ohm differential (with offset)
±6 V @ 10 kohm single-ended/differential (with offset)
Input impedance 10 kohm, 50 ohm, 37.5 ohm for single-ended
10 kohm, 100 ohm, 75 ohm for differential
Filter Through, 6.1 MHz, 13 MHz, 26 MHz, 68.25 MHz
Sampler Mode
Key Specification Value
Sampling rate 1 Msps to 50 Msps
Resolution 12-bit
Bandwidth @ -3 dB
(characteristic data)
1 GHz @ 4 single-ended or 2 differential pins
900 MHz @ 4 single-ended or 2 differential pins
Pin counts per module 8 single-ended or 4 differential
Waveform capture memory 4 M samples
Input mode Single-ended or differential
Input range ±2 V, ±1 V, ±0.5 V, ±0.25 V, ±0.125 V
DC offset range ±0.125 V (single-ended only)
Common mode range ±2.125 V
Input impedance 50 ohm for single-ended
100 ohm for differential
Filter Through
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