150 MHz, 200 MS/s, 12-Bit Digitizer
Specifications
These specifications are valid for 0 to 55 ˚C, unless otherwise stated.
RMS Noise (20 MHz filter enabled)
Full Scale Input Range
200 mV
400 mV
1 V
2 V
4 V
50 Ω
1 MΩ
Acquisition System
ꢀ4 µVrms
188 µVrms
470 µVrms
ꢀ40 µVrms
1.88 mVrms
4.7 mVrms
–
104 µVrms
1ꢀ2 µVrms
480 µVrms
ꢀ60 µVrms
1.ꢀ2 mVrms
4.8 mVrms
ꢀ.4 mVrms
Number of channels......................................... 2 simultaneously sampled
Resolution......................................................... 12 bits
Bandwidth (-3 dB)
Full Scale Input Range
400 mV, 1 V, 2 V, 5 V, 10 V, 20 V
200 mV
50 Ω
150 MHz
85 MHz
1 MΩ
145 MHz1
75 MHz
10 V
20 V (1 MΩ only)
Bandwidth limit filters
(software selectable) ....................................... 20 MHz noise (2-pole Bessel)
60 MHz antialias (4-pole elliptical)
Intermodulation distortion3 (IMD).................... -75 dBc
Phase noise density (10 MHz input) ................ <-100 dBc/Hz at 100 Hz
<-120 dBc/Hz at 1 kHz
Maximum sampling rate .................................. 200 MS/s real-time, 4 GS/s random interleave sampling
Onboard sample memory ................................. 8, 32, 256, or 512 MB per channel
(4, 16, 128, 256 million samples)
<-130 dBc/Hz at 10 kHz
Acquisition Modes
Real-time sampling rate................................... 200 MS/s to 3.052 kS/s sample rate
Pre and posttrigger data points2...................... 0 to 100% of full record length
Random interleave sampling (RIS)................... 4 GS/s to 400 MS/s sample rate (repetitive signals only)
Memory per
channel (MB)
Maximum number
of records
Timebase System
Multiple records acquisition
(0 to 100% pre and posttrigger data)
8
32
32,768
131,072
Total sample clock jitter4 ................................. ≤1 psrms
Internal
256
512
1,048,576
2,0ꢀ7,152
Internal sample clock frequency...................... 200 MS/s sampling rate with
decimation by n where 1≤ n ≤ 65,535
Timebase accuracy........................................... 25 ppm ( 0.0025%)
Input impedance............................................... 50 Ω and 1 M Ω || 25 pF, software selectable
Full-scale input range....................................... 50 Ω: 200 mV, 400 mV, 1 V, 2 V, 4 V, 10 V
1 MΩ: 200 mV, 400 mV, 1 V, 2 V, 4 V, 10 V, 20 V
External
External clock sources...................................... CLK IN (SMB connector), PXI star
External clock range......................................... 50 MHz to 210 MHz, variable with
decimation by n where 1≤ n ≤ 65,535
Vertical offset ranges....................................... 50% of full scale input range
Maximum input overload ................................. 50 Ω: 7 Vrms with peaks ≤ 10 V
1 MΩ: peaks ≤ 42 V
External reference sources .............................. CLK IN (SMB connector), PXI backplane 10 MHz
External reference range.................................. 1 to 20 MHz in 1 MHz increments
External clock/reference amplitude................. Sine wave: 0.65 to 2.8 Vpp (0 to 13 dBm)
Square wave: 0.2 to 2.8 Vpp
Input coupling................................................... AC, DC, GND (AC coupling on 1 MΩ only)
AC coupling cutoff frequency (-3 dB)............... 12 Hz
Accuracy
DC accuracy (0 V offset setting)
External clock/reference impedance ............... 50 Ω, AC coupled
Full Scale Input Range
200 mV, 400 mV
1 V, 2 V
50 Ω and 1 MΩ
Trigger System
0.65% of Input 1.3 mV
0.65% of Input 1.5 mV
0.65% of Input 10.0 mV
Modes............................................................... Edge, Hysteresis, Window, Video, Digital, Immediate, Software
Source............................................................... CH 0, CH 1, TRIG, PXI_Trig <0:6>, PFI <0:1>, PXI Star, Software
Slope................................................................. Rising or falling
4 V, 10 V, 20 V
Hysteresis......................................................... Fully programmable
Video trigger..................................................... Negative sync of NTSC, PAL, and SECAM standards
Video trigger types........................................... Any line, specific line, specific field
High frequency reject filter.............................. 50 kHz software selectable
Low frequency reject filter............................... 50 kHz software selectable
Sensitivity......................................................... CH0 and CH1: 2.5% FS up to 50 MHz
decreasing to 10% FS at 150 MHz
TRIG: 2.5% up to 100 MHz decreasing to 10% at 200 MHz
Level accuracy.................................................. CH0, CH1: 4.7% FS up to 10 MHz
TRIG: 3.5% FS up to 10 MHz
Passband flatness (referenced at 50 kHz)
Full-scale input range
50 Ω and 1 MΩ
Filters Off
400 mV, 1 V, 2 V, 5 V, 10 V, 20 V
0.5 dB, DC to 20 MHz
1 dB, 20 MHz to 50 MHz
1.7 dB, 50 MHz to 100 MHz
0.6 dB, DC to 20 MHz
1.5 dB, 20 MHz to 40 MHz
-1 dB to +2 dB, DC to 55 MHz
200 mV
Antialias Filter On
All ranges
AC amplitude accuracy (50 kHz) ...................... 50 Ω: 0.06 dB
1 MΩ: 0.0ꢀ dB
Channel-to-channel crosstalk .......................... ≤-85 dB at 10 MHz
Time resolution................................................. 50 ps with time-to-digital converter enabled
Holdoff5 ............................................................ 2 µs to 171.7ꢀ s, software selectable
External Trigger Channel (TRIG)
Spectral Characteristics (typical)
Impedance........................................................ 1 MΩ || 22 pF
Vertical Range .................................................. 5 V
Coupling............................................................ AC, DC
Dynamic Performance (50 Ω input impedance with 10 MHz, -1 dBFS input signal)
Full Scale Input Range
SFDR
75 dB
75 dB
72 dB
72 dB
65 dB
65 dB
THD
SNR
57 dB
58 dB
58 dB
58 dB
–
SINAD
57 dB
58 dB
58 dB
58 dB
–
200 mV
400 mV
1 V
2 V
4 V
-74 dBc
-74 dBc
-72 dBc
-72 dBc
-63 dBc
-63 dBc
Power Requirements (typical)
+3.3 VDC
1.3 A
+5 VDC
1.7 A
+12 VDC
130 mA
-12 VDC
270 mA
Total Power
17.6 W
10 V
–
–
Environment
Operating temperature6 ................................... 0 to 55 ºC (Meets IEC-60068-2-1 and IEC-60068-2-2)
Storage temperature........................................ -40 to 71 ºC (meets IEC-60068-2-1 and 60068-2-2)
Relative humidity ............................................. 10 to ꢀ0 %, noncondensing (meets 60068-2-56)
Dynamic Performance (1 MΩ input impedance with 10 MHz, -1 dBFS input signal)
Full Scale Input Range
SFDR
70 dB
70 dB
70 dB
70 dB
67 dB
60 dB
60 dB
THD
SNR
53 dB
55 dB
57 dB
57 dB
56 dB
–
SINAD
53 dB
55 dB
57 dB
57 dB
56 dB
–
200 mV
400 mV
1 V
2 V
4 V
-68 dBc
-68 dBc
-68 dBc
-67 dBc
-66 dBc
-58 dBc
-58 dBc
Calibration
Self-calibration................................................. Gain, offset, frequency response,
triggering, and timing for all input ranges
External calibration interval............................. 2 years
10 V
20 V
Certification and Compliances
CE Mark compliance
–
–
SFDR = Spurious-free dynamic range
THD = Total harmonic distortion
For detailed specifications on power, environmental, safety, and physical dimensions see PXI-5124
detailed specifications.
SNR = Signal-to-noise ratio, excluding distortion (antialias filter enabled)
SINAD = Signal-to-noise and distortion (antialias filter enabled)
1.Bandwidth on the 1 MΩ input is 145 MHz for 0 to 40 ºC and 135 MHz for 40 to 55 ºC
2. NI PXI-5124 is also capable of continous acquisition
3. Measured on ranges up to 2 V on 50 Ω input with two tones at 10.2 MHz and 11.2 MHz, each at -7 dBFS
4. Includes effects of converter aperture and clock circuitry jitter from 100 Hz to 100 kHz
5. Time-digital converter disabled
6. 0 to 45 ºC in PXI-101x and 1000/B chassis
2
National Instruments • Tel: (800) 433-3488 • Fax: (512) 683-9300 • info@ni.com • ni.com
