User's Manual

187
Chapter 3: Reference
Specifications and Characteristics
General information
- Channel Counts:
1-card module 64 data, 4 clock
2-card module 132 data, 4 clock
3-card module 200 data, 4 clock
4-card module 268 data, 4 clock
5-card module 336 data, 4 clock
Probes (at end of flying lead set)
- Input Resistance: 100 Kohm, +/- 2%
- Parasitic Tip Capacitance: 1.5 pF
- Minimum Voltage Swing: 500 mV peak-to-peak
- Minimum Input Overdrive: 250 mV
- Maximum Voltage: +/- 40 V peak CAT I
- Threshold Range: +/- 6.0 V, adjustable in 10-mV increments
- Power through pod cables: 1/3 amp per pod, not to exceed 1 amp total
State Analysis
- Maximum State Clock Speed: 400 MHz
- Maximum Memory Depth: 4 M
- *Minimum Setup/Hold Time: 4.5/-2.0 ns through -2.0/4.5 ns,
adjustable in 100-ps increments
- Minimum State Clock Width: 1.2 ns
- Minimum Master-to-Master Clock: 5.0 ns at 200 MHz
2.5 ns at 400 MHz
- Minimum Master-to-Slave Clock: 2 ns
- Minimum Slave-to-Slave Clock: 5.0 ns at 200 MHz
2.5 ns at 400 MHz
- State Clocks: 4
- State Clock Qualifiers: 4
- **Time Tag Resolution: 4 ns
- Maximum Time Count Between States: 17 seconds
- **Maximum State Tag Count: 2e32
- Store qualification Default and per sequence level
* Specified for single-edge, single-clock acquisition.
Multi-edge setup/hold window is 3.0 ns.
** When all pods are being used, time or state tags halve the memory
depth.
Timing Analysis
Timing Zoom
- Sample Rates: 2 GHz/1 GHz/500 MHz/250 MHz
- Sample Period Accuracy: +/- 50 ps
- Channel-to-channel Skew: less than 1.0 ns
- Time Interval Accuracy: +/- (sample period + channel-to-
channel skew + 0.01% of time
interval reading)
- Memory Depth: 16 K
Conventional Timing
- Maximum Sample Rate:
Half Channel 800 MHz
Full Channel 400 MHz
- Memory Depth:
Half Channel 8 M samples per channel
Full Channel 4 M samples per channel
- Sample Period Accuracy: +/- (250 ps + 0.01% of sample period)
- Channel-to-Channel Skew: less than 1.5 ns, typical
- Time Interval Accuracy: +/-( sample period + channel-to-
channel skew + 0.01% of time
interval reading )
- Minimum data pulse width: 1.5 ns for data capture,
5.0 ns for trigger sequencing
Transitional Timing
- Maximum timing analysis sample rate: 400 MHz
- Minimum data pulse width: 3.7 ns for data capture,
5.0 ns for trigger sequencing
- Number of channels: For sample rates < 400 MHz: 68 x
(number of modules)