PPG1251 PatternPro® Programmable Pattern Generator Datasheet

PPG1251 Series Datasheet

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

Notice to EU customers

This product is not updated to comply with the RoHS 2 Directive 2011/65/EU and will not be shipped to the EU. Customers may be able to purchase products from inventory that were placed on the EU market prior to July 22, 2017 until supplies are depleted. Tektronix is committed to helping you with your solution needs. Please contact your local sales representative for further assistance or to determine if alternative product(s) are available. Tektronix will continue service to the end of worldwide support life.

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

All specifications are guaranteed unless noted otherwise. All specifications apply to all models unless noted otherwise.

Data outputs

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

Data output jitter: 600 fs, RMS RJ typical at 12.5 Gb/s using PRBS2⁷-1 pattern

Output impedance

50 Ω: Single-ended
100 Ω: Differential

Termination voltage: -2.0 to +3.3 V, programmable/adjustable

Connector type: SMA

Clock outputs

Full rate clock output

AC coupled, single-ended

Amplitude: 400 mV_p-p, typical

Trigger output

Programmed as pattern trigger or clock/n

Amplitude: -600 mV to 0 V, DC coupled

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 ps_p-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 ps_p-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 modulation input

Frequency range: Frequency range 1 kHz to 900 MHz, AC coupled, 3 dB bandwidths
Amplitude range: 0 to 200 ps_p-p
Maximum input: 2 V_p-p
Connector type: SMA

External clock inputs

Frequency range: 6.25 GHz to 12.5 GHz

Input signal: 400 mV_p-p, typical, AC coupled

Maximum input signal: 1 V_p-p

Input impedance: 50 Ω, AC-coupled

Reference clock

Input frequency range: 10 MHz ±10 ppm
Input signal: 1 V_p-p, typical, 50% duty square wave
Maximum input signal: 6 V_p-p, ±10 V DC, damage threshold
Input impedance: 50 Ω, AC-coupled
Output signal: 1.2 V_p-p, typical, square wave
Connector type: BNC

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

	Tektronix is registered to ISO 9001 and ISO 14001 by SRI Quality System Registrar.
	Product Area Assessed: The planning, design/development and manufacture of electronic Test and Measurement instruments.

PPG1251 PatternPro® Programmable Pattern Generator Datasheet

PPG1251 Series Datasheet

Weitere Informationen

Notice to EU customers

Key performance specifications

Key features

Applications

Product description

Specifications

Data outputs

Clock outputs

Data patterns

Jitter insertion option (PPG1251 JIT)

External clock inputs

Control interfaces

Physical characteristics

Ordering information

Models

Options

Instrument options

Power plug options

Manuals