30 Gb/s and 32 Gb/s Programmable Pattern Generator Datasheet

PPG Series

Features & Benefits

  • Available with 1, 2, or 4 output channels of 30 Gb/s or 32 Gb/s (independent data on all channels)
  • Aligned data on multi-channel units
  • Built-in adjustable low jitter clock source
  • DC coupled differential data outputs
  • Programmable output amplitude, offset, and crossing point (30Gb/s models only)
  • PRBS and user defined patterns
  • Adjustable channel phase delay
  • Option for built-in jitter insertion
  • Front panel touch screen GUI or USB computer control
Output Performance
  • Low inherent jitter (typ Rj <300 fs)
  • 8 ps typical 20% to 80% rise/fall times (32 Gb/s models only)
  • 500 mV fixed output amplitude (32 Gb/s models only)
  • 17 ps typical 20% to 80% rise/fall times (30 Gb/s models only)
  • 250 mV to 2.0 V output amplitude (30 Gb/s models only)
  • –2.0 V to 3.0 V offset window (30 Gb/s models only)
  • 35% to 65% programmable crossing point (30 Gb/s models only)

Applications

  • 25 Gb/s testing for 100 G Ethernet
  • DQPSK and DP-QPSK testing
  • Semiconductor and component testing

Product Description

The Tektronix PPG line of high-performance pattern generators offer single and multi-channel configurations capable of data rates up to 32 Gb/s. With optional jitter insertion, the PPG line offers a flexible, cost effective and easy to use test solution supporting high speed applications such as 100 Gigabit Ethernet, DP-QPSK testing and a broad range of receiver test applications. The single unit multi-channel configurations provide aligned, pattern-independent data outputs that support testing of crosstalk immunity and multi-channel functionality. The PPG line can be paired with the Tektronix PED line of Error Detector products to provide a complete BER test capability.

Data rate may be programmed over a broad range of values. (32 Gb/s version shown) Output may be either built-in PRBS patterns or programmed user data patterns.


32Gb/s and 14Gb/s programmed data rates

Independently programmable output channels allow comprehensive multi-lane testing. Data output has an adjustable skew/delay range of 100 ps (channel independent). (32 Gb/s version shown)


Four channel independent output data at 32 Gb/s

 

 

 


Built-in PRBS and programmed user data

 

 

 


32 Gb/s custom user data demonstrating programmed data skew values of 0 ps, -50 ps, and +50 ps.

Characteristics

Characteristic

PPG3001PPG3002PPG3004

PPG3201PPG3202PPG3204

Notes

Amplitude

   

   

Single ended

250 mV to 2.0 V

500 mV typ.

PPG3001, PPG3002, PPG3004: Each positive and negative differential output is independently programmable.

   

Differential

500 mV to 4.0 V

1.0 V typ.

PPG3201, PPG3202, PPG3204: DC coupled. Each side of the differential pair swings from –500 mV to 0 V. Ground referenced CML. Terminate 50 Ω to ground.

Offset window

–2 V to +3 V

   

Programmable/adjustable

Termination voltage

–2 V to +3.3 V

   

Programmable/adjustable

Crossing point adjust range

35% to 65% typ.

   

Programmable/adjustable

Risetime

   

   

   

   

20% to 80%

17 ps typ.

8 ps typ.

   

   

10% to 90%

25 ps typ.

12 ps typ.

   

Data output jitter

1 psrms typ.

900 fsrma typ.

Measured with 27–1 PRBS

Data phase delay adjustment

   

   

Phase adjustment range of a given channel output differential pair.

   

Range

100 ps (±50 ps)

100 ps (±50 ps)

   

Resolution

100 fs

100 fs

   

Connector type

2.92 mm

2.4 mm

   

Output impedance

   

   

   

   

Single-ended

50 Ω

50 Ω

   

   

Differential

100 Ω

100 Ω

   

Other Outputs

Characteristic

PPG3001PPG3002PPG3004

PPG3201PPG3202PPG3204

Notes

Clock Output

AC coupled. Single ended. Applicable for internal clock. Amplitude varies with frequency.

   

Internal clock rate range

15 GHz to 30 GHz

16 GHz to 32 GHz

   

Amplitude

600 mVp-p typ.

600 mVp-p typ.

   

Jitter

<300 fsrms typ.

<300 fsrms typ.

   

Programmable divider

n = 1, 2, 4, 8, 16

n = 1, 2, 4, 8, 16

   

   

Connector type

2.92 mm

2.4 mm

   

Trigger

   

   

DC coupled. May be programmed as pattern trigger or clock/n (with n = multiples of 64).

   

Output voltage swing

–500 mV to 0 V

–500 mV to 0 V

   

Connector type

SMA

SMA

Inputs

Characteristic

PPG3001PPG3002PPG3004

PPG3201PPG3202PPG3204

Notes

External clock input

400 mVp-p typ

800 mVp-p max

400 mVp-p typ

800 mVp-p max

AC coupled

External clock valid range

15 GHz to 30 GHz

16 GHz to 32 GHz

   

10 MHz reference input/output

Yes

Yes

BNC connector

Pattern Generator

Characteristic

PPG3001PPG3002PPG3004

PPG3201PPG3202PPG3204

Notes

Data rate

30 Mb/s to 30 Gb/s

32 Mb/s to 32 Gb/s

Programmable/adjustable

Data rate resolution

10 kb/s

10 kb/s

Accuracy ±5 ppm

Built-in PRBS patterns

27 – 1 (x7 + x6 + 1)

29 – 1 (x9 + x5 + 1)

211 – 1 (x11 + x9 + 1)

215 – 1 (x15 + x14 + 1)

223 – 1 (x23 + x18 + 1)

231 – 1 (x31 + x28 + 1)

27 – 1 (x7 + x6 + 1)

29 – 1 (x9 + x5 + 1)

211 – 1 (x11 + x9 + 1)

215 – 1 (x15 + x14 + 1)

223 – 1 (x23 + x18 + 1)

231 – 1 (x31 + x28 + 1)

Independently selected on multi-channel units

User defined pattern depth

   

   

Independently programmed (length, data on 2 or 4 channel units)

   

Single channel unit

4 Mbit

4 Mbit

   

   

2 or 4 channel units

2 Mbit/channel

2 Mbit/channel

   

   

Resolution

1 bit

1 bit

   

Pattern output bit shift range

±(230 – 1) bits

±(230 – 1) bits

Shifts the data pattern. Independent per channel.

Programmable error insertion

   

   

Error insertion may be enabled with either single bit error insertion or at a programmable rate.

   

Single bit errors

Yes

Yes

   

   

Programmable rate errors

10-3 to 10-15 BER

10-3 to 10-15 BER

   

Jitter Insertion Option (independent jitter sources on each channel)

Characteristic

PPG3001PPG3002PPG3004

PPG3201PPG3202PPG3204

Notes

Total modulation range

   

   

Peak to peak range from all sources

   

≤10 MHzfmod

150 psp-p

150 psp-p

   

   

>10 MHz to 100 MHzfmod

150 psp-p

60 psp-p

   

Built-in sine source

   

   

Programmable from either front panel touch screen GUI or remote control

   

Frequency range

5 kHz to 100 MHz

5 kHz to 100 MHz

   

Amplitude range

   

   

   

   5 kHz to ≤10 MHzfmod

0 to 150 psp-p

0 to 150 psp-p

   

   >10 MHz to 100 MHzfmod

0 to 150 psp-p

0 to 60 psp-p

   

Accuracy

±10% typ

±10% typ

Built-in random noise source

   

   

Programmable from either front panel touch screen GUI or remote control

   

Amplitude range

0 to 12.5 psrms

0 to 5 psrms

   

Accuracy

±10% typ.

±10% typ.

External modulation input

   

   

DC coupled. 3 dB bandwidths. 1 Vp-p. input equals modulation of 150 psp-p.

   

Frequency range

DC to 100 MHz

DC to 100 MHz

   

Amplitude range

   

   

   

   ≤10 MHzfmod

0 to 150 psp-p

0 to 150 psp-p

   

   >10 MHz to 100 MHzfmod

0 to 150 psp-p

0 to 60 psp-p

   

Max input

5 Vp-p

5 Vp-p

Control Interfaces

Characteristic

PPG3001PPG3002PPG3004

PPG3201PPG3202PPG3204

Notes

Front panel touch screen GUI

Yes

Yes

Edit all instrument settings

Computer programmable interface

USB TMC

USB TMC

Program all instrument settings

Ordering Information

Models

Item

Description

PPG3001

30 Gb/s Programmable Pattern Generator, 1-channel

PPG3002

30 Gb/s Programmable Pattern Generator, 2-channel

PPG3004

30 Gb/s Programmable Pattern Generator, 4-channel

PPG3201

32 Gb/s Programmable Pattern Generator, 1-channel

PPG3202

32 Gb/s Programmable Pattern Generator, 2-channel

PPG3204

32 Gb/s Programmable Pattern Generator, 4-channel

Options

Instrument Options

Item

Description

Opt. JIT

Built-in Jitter Insertion

Power Plug Options

Item

Description

Opt. A0

US plug, 115V, 60 Hz

Opt. A1

Euro plug, 220V, 50 Hz

Opt. A2

UK plug, 240V, 50 Hz

Opt. A6

Japanese plug, 100V, 110/120V, 60 Hz

Opt. A10

China plug, 50 Hz

Opt. A11

India plug, 50 Hz

Opt. A99

No power cord

User Manual Options

Option

Description

Opt. L0

English Manual

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