PPG1251 Series Datasheet

PPG1251Datasheet

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The Tektronix PPG1251 PatternPro® programmable pattern generator provides pattern generation for high-speed Datacom testing.

Key performance specifications
  • 800 Mb/s to 12.5 Gb/s data rate range
  • 250 mV to 2.0 V output amplitude
  • -2.0 V to 3.0 V offset window
  • 35% to 65% programmable crossing point
Key features
  • Programmable data rate, amplitude, offset, and crossing point
  • Differential data, pattern trigger, clock/n, and full rate clock outputs
  • Integrated programmable clock source
  • PRBS and user defined patterns
  • Option PPG1251 JIT includes SJ, PJ, and RJ insertion
  • Front panel touch screen GUI and USB computer control
Applications
  • High Speed Serial data testing
  • Semiconductor & component testing
  • R&D design verification

Product description

The Tektronix PPG1251 is a fully programmable instrument with an integrated clock source. This pattern generator features high-performance DC coupled limiting amplifiers that result in accurate, fast rise time data signals. Option PPG1251 JIT adds built-in impairments, including SJ, PJ, and RJ insertion.

Specifications

Amplitude
Differential/complimentary output, Positive and negative differential outputs are independently programmable.
Single-ended
250 mV to 2.0 V
Differential
500 mV to 4.0 V
Rise/fall time
Scope bandwidth can impact the measured signal rise time.
20 to 80%
17 ps, typical
10 to 90 %
25 ps, typical
Offset

-2.0 V to +3.0 V window, programmable/adjustable

Crossing point range
35% to 65% typical
Output impedance
50 Ω
Single-ended
100 Ω
Differential
Clock outputs
Full rate clock output
AC coupled, single-ended
Amplitude
400 mVp-p, typical
Trigger output
Programmed as pattern trigger or clock/n
Amplitude
-600 mV to 0 V
Connector type
SMA
Data patterns
Pattern type
Data (from memory) or PRBS
Data rate
Programmable/adjustable
Range
800 Mb/s to 12.5 Gb/s
Resolution
10 kb/s
Accuracy
±5 ppm
PRBS pattern lengths
27 -1 bits
Polynomial = X7 + X6 + 1 
215 - 1 bits
Polynomial = X15 + X14 + 1 
223 - 1 bits
Polynomial = X23 + X18 + 1 
231 - 1 bits
Polynomial = X31 + X28 + 1 
Data pattern depth
512 kbit
Programmable error insertion
Single bit
Jitter insertion option (PPG1251 JIT)
High frequency jitter insertion
Peak-to-peak range for all sources combined.
Amplitude range
0 to 200 psp-p
Built-in sine source
Programmable from either the front panel touch screen or remote control.
Frequency range
5 kHz to 200 MHz
Amplitude range
0 to 200 psp-p
Built-in random noise source
Programmable from either the front panel touch screen or remote control.
Amplitude range
0 to 25 ps RMS
Low frequency sine/periodic jitter
Programmable from either the front panel touch screen or remote control.
Frequency range
10 Hz to 1 MHz
Maximum amplitude
100 UI @ 0 to 10 kHz, 10 UI @ 100 kHz, 1 UI @ 1 MHz
Accuracy
±10%, typical
SSC Modulation
Programmable from either the front panel touch screen or remote control
Modulation frequency
28 kHz to 34 kHz
Frequency deviation
0 to 0.5% peak-to-peak
Modulation type
down/center/up spread
Modulation waveform
triangular
External clock inputs
Frequency range
6.25 GHz to 12.5 GHz
Input signal
400 mVp-p, typical, AC coupled
Maximum input signal
1 Vp-p
Input impedance
50 Ω, AC-coupled
Control interfaces
Front panel touchscreen GUI
Yes, edit all instrument settings.
Computer programmable interface
USB TMC, program all instrument settings.
Physical characteristics
Front panel width (with mounting tabs)
48.3 cm (19.0 in)
Height
13.3 cm (5.25 in)
Depth (rack mount)
35.1 cm (13.8 in)
Weight
11.1 kg (24.5 lbs)
Operating temperature
0 °C to 40 °C (32 °F to 104 °F)

Ordering information

Models
PPG1251
12.5 Gb/s programmable pattern generator, 1 channel
Options
Instrument options
PPG1251 JIT
Jitter insertion option for PPT1251
Power plug options
Opt. A0
North America power plug (115 V, 60 Hz)
Opt. A1
Universal Euro power plug (220 V, 50 Hz)
Opt. A2
United Kingdom power plug (240 V, 50 Hz)
Opt. A6
Japan power plug (100 V, 50/60 Hz)
Opt. A10
China power plug (50 Hz)
Opt. A11
India power plug (50 Hz)
Opt. A99
No power cord
Manuals
071-3413-xx
Printed PPG/PED Installation & Safety instructions
077-1091-xx
Tektronix PPG1251 PatternPro® Programable Pattern Generator User Manual, PDF-only, downloadable from Tektronix.com
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