QC 9520 Series - BEST Value / BEST Performance
Specification Category
Specification Description
Specification Subgroup
QC 9520
SRS DG645
Out-Performs?
Warranty
2 Year
1 Year
Yes
Output Types
Available outputs with width and delay control
2, 4, 8
4 only
Yes
TTL w/ 20V Adjustable
Standard
0.5 to 5V w/adjustable offset from +/-2V
Yes
Optical
820nm
Option
Not Offered
Yes
1300nm
Option
Not Offered
Yes
TTL w/ 35V Adjustable into 50 ohms
Option
15V into 50 ohms as option
Yes
Incremental stepping delays & pulsewidths
Option
Not Offered
Yes
Input Types
Electrical Trigger w/ Electrical Gate
Standard
Trigger only
Yes
Optical Trigger w/ Electrical Gate
Option
Not offered
Yes
Dual Electrical Trigger
Option
Not offered
Yes
System Features
RS232
Standard
Standard
USB
Standard
Not offered
Yes
Ethernet
Option
Standard
GPIB
Option
Standard
Channel Multiplexing
Standard
Option 3
Yes
System modes
Continuous
Standard
Unavailable
Single shot
Standard
Unavailable
Burst
Standard
Standard
Yes
Duty Cycle
Standard
Not Offered
Yes
Channel modes
Continuous
Standard
Not Offered
Yes
Single shot
Standard
Not Offered
Yes
Burst
Standard
Not Offered
Yes
Duty Cycle
Standard
Not Offered
Yes
Wait counts
Standard
Not Offered
Yes
Clock In Sync
10-100MHz
10MHz Only
Yes
Clock Out Sync
Standard
10MHz Only
Yes
System Specs
Number of channels
2, 4 & 8
4
Yes
Ranges
Delay
0 - 1000s
0-2000s
Width
10ns - 1000s
Unavailable
Resolution
Delay
250ps
5ps
Width
250ps
Unavailable
Burst Counts
1 to 1,000,000
Not Offered
Yes
Timebase
50MHz
Unavailable
Timebase Accuracy
25ppm
Unavailable
Channel to Channel Jitter
400ps
Unavailable
Memory locations
12
9
Yes
Internal Rate Generator
Rate (To period)
Range
200uHz - 10.000MHz
100uHz- 10MHz
Yes
Resolution
10ns
1uHz
Accuracy
25ppm
Unavailable
TTL / Adjustable Outputs
Load
50ohm or High Impedance
50ohm or High Impedance
Rise Time (10% - 90%)
TTL (high impedance)
3ns
3ns
Adj. (high impedance)
15ns @ 20V
Not Offered
Yes
Adj. (50 Ohm)
25ns @ 10V
Not Offered
Yes
Slew Rate
TTL
>0.5V/ns
Unavailable
Adj.
>0.1V/ns
Unavailable
Yes
Overshoot
<100mV + 10% of pulse aplitude
<100mV + 10% of pulse amplitude
Accuracy
1ns + 0.001 x Setpoint
Unavailable
Optical Outputs
Number of channels
2, 4 & 8
Not Offered
Yes
Wavelength
820nm or 1300nm
Not Offered
Yes
Max. signal rate
5MBd
Not Offered
Yes
Max link distance
1.5km
Not Offered
Yes
Connector type
ST
Not Offered
Yes
Resolution
500ps
Not Offered
Yes
Accuracy
1ns + 0.001 x Setpoint
Not Offered
Yes
Trigger Inputs - Electrical
Number of inputs
0, 2 or 4
1
Yes
Rate
DC to 1/(100ns + longest delay)
DC to 1/(100ns + longest delay)
Threshold
0.2 to 15VDC
+/-3.5 VDC
Yes
Max input voltage
60V peak
Unavailable
Resolution
10mV
Unavailable
Impedance
1000ohm
Unavailable
Trigger edge
Rising or Falling
Rising or Falling
Jitter
800ps RMS
<25ps
Insertion Delay
200ns
85ns
Minimum pulsewidth
2ns
Unavailable
Trigger Inputs Optical
Number of inputs
0, 2 & 4
Not Offered
Yes
Wavelength
820nm or 1300nm
Not Offered
Yes
Max. signal rate
5MBd
Not Offered
Yes
Max. link disctance
1.5km
Not Offered
Yes
Connector type
ST
Not Offered
Yes
Resolution
500ps
Not Offered
Yes
Accuracy
2ns + 0.001 x Setpoint
Not Offered
Yes
Trigger delay
<300ns
Not Offered
Yes
Jitter
15ns
Not Offered
Yes
Gate Inputs - Electrical
Threshold
0.2 to 15VDC
Not Offered
Yes
Max. input voltage
60V peak
Not Offered
Yes
Resolution
10mV
Not Offered
Yes
Polarity
Active High or Active Low
Not Offered
Yes
Function
Pulse Inhibit or Output Inhibit
Not Offered
Yes
Channel behavior
Global w/ Individual Channel
Not Offered
Yes
Pulse Inhibit delay
120ns
Not Offered
Yes
Output Inhibit delay
45ns
Not Offered
Yes
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