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 1°
>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 specication 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 specications
Max Frequency 160 MHz
Time-stamp Resolution
100 ps (FCA3000 Series)
50 ps (FCA3100 Series)
Input and Output Specications
Inputs A and
B
Characteristic
Description
Frequency Range
DC Coupled: DC to 300 MHz
AC Coupled: 10 Hz to 300 MHz
Impedance
1 MΩ / 20 pF or 50 Ω (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 MΩ 350 V (DC + AC peak) to 440 Hz, falling to 12 V
RMS
(X1)
at 1 MHz
50 Ω
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 Ω nominal, VSWR < 2.5:1
Max Voltage without
Damage
12 V
RMS
, pin-diode protected
Connector
Type-N Female