Datasheet

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Timer/Counter/Analyzers—TektronixFCA3000andFCA3100Series
Positive and Negative Pulse Width A, B
Characteristic
Description
Range 2.3 ns to 10
6
s
Min Pulse Width 2.3 ns
Aux Parameters V
max
, V
min
, V
p-p
Rise and Fall Time A, B
Characteristic
Description
Range 1.5 ns to 10
6
s
Trigger Levels
10% and 90% of signal amplitude
Min Pulse Width 1.6 ns
Aux Parameters
Slew rate, V
max
, V
min
Time Interval Error (TIE) A, B
Normalized period back-to-back measurements, calculated as TIE(k) = k *
T
REF
- T
I
, when T
I
= Individual Period Back-to-Back and TREF = Reference
Period Value.
Positive and Negative Duty Factor A, B
Characteristic
Description
Range 0.000001 to 0.999999
Frequency Range 0.1 Hz to 300 MHz
Aux Parameters Period, pulse width
Phase A Relative B, B Relative A
Characteristic
Description
Range
–180° to +360°
Resolution
Single cycle: 0.001° to 10 kHz, decreasing to
>10 MHz. Resolution can be improved by averaging
(statistics)
Frequency Range Up to 160 MHz
Aux Parameters
Freq (A), Va/Vb (in dB)
Totalize A, B (FCA3100 Series)
Characteristic
Description
Mode
Tot A, Tot B, Tot A+B, Tot A–B, Tot A/B
Range 1 to 10
10
counts
Frequency Range Up to 160 MHz
Start Control
Manual, start arming
Stop Control
Manual, stop arming, timed
Aux Parameters
Other Totalize functions
V
max
, V
min
, V
p-p
A, B
Characteristic
Description
Range –50 V to +50 V, 5 V to +5 V
Range is limited by the specication for max input
voltage without damage (see input A, B)
Frequency Range
DC, 1 Hz to 300 MHz
Mode V
max
, V
min
, V
p-p
Resolution
3 mV (FCA3000 Series)
1 mV (FCA3100 Series)
Uncertainty (5 V range, typical)
DC, 1 Hz to 1 kHz 1% + 15 mV
1 kHz to 20 MHz
3% + 15 mV
20 to 100 MHz
10% + 15 mV
100 to 300 MHz
30% + 15 mV
Aux Parameters V
min
, V
max
, V
p-p
Time Stamping A, B, C
Raw time-stamp data together with pulse counts on inputs A, B, or C, accessible
through GPIB or USB only.
Characterist
ic
Description
Max Sample Speed See GPIB specications
Max Frequency 160 MHz
Time-stamp Resolution
100 ps (FCA3000 Series)
50 ps (FCA3100 Series)
Input and Output Specications
Inputs A and
B
Characteristic
Description
Frequency Range
DC Coupled: DC to 300 MHz
AC Coupled: 10 Hz to 300 MHz
Impedance
1 M / 20 pF or 50 (VSWR 2:1)
Trigger Slope
Positive or negative
Max Channel Timing
Difference
500 ps
Sensitivity 15 mV
RMS
(DC-200 MHz)
25 mV
RMS
(200-300 MHz)
Attenuation X1, X10
Dynamic Range (X1)
30 mV
p-p
to 10 V
p-p
within ±5 V window
Trigger Level Readout on display
Resolution
FCA3000 Series: 3 mV
FCA3100 Series: 1 mV
Uncertainty (X1) ±(15 mV + 1% of trigger level)
AUTO trigger level Trigger level is automatically set to 50% point of input
signal (10% and 90% for rise/fall time)
Auto Hysteresis
Time
Min hysteresis window (hysteresis compensation)
Frequency
One-third of input signal amplitude
Analog LP Filter
Nominal 100 kHz, RC type
Digital LP Filter
1 Hz to 50 MHz cutoff frequency
Max Voltage without Damage
1 M 350 V (DC + AC peak) to 440 Hz, falling to 12 V
RMS
(X1)
at 1 MHz
50
12 V
RMS
Connector BNC
Input C 3 GHz (FCA3003 and FCA3103 Products)
Characteristic
Description
Operating Input Voltage Range
100 to 300 MHz 20 mV
RMS
to 12 V
RMS
0.3 to 2.5 GHz
10 mV
RMS
to 12 V
RMS
2.5 to 2.7 GHz
20 mV
RMS
to 12 V
RMS
2.7 to 3.0 GHz
40 mV
RMS
to 12 V
RMS
Prescaler Factor 16
Impedance
50 nominal, VSWR < 2.5:1
Max Voltage without
Damage
12 V
RMS
, pin-diode protected
Connector
Type-N Female