HP / Agilent 81134A Pulse Pattern Generator, 3.35 GHz, dual-channel

The HP/Agilent 81134A is a dual-channel pulse pattern generator delivering high-speed signal generation from 15 MHz to 3.35 GHz. Engineered for characterization of high-speed logic devices and digital systems, this instrument generates complex data patterns with exceptional timing precision and signal integrity. It supports multiple pulse generation modes - pulse, square clock, data, and PRBS sequences up to 2^31-1 - with 12 Mbit pattern memory per channel and burst capability.

Technical Specifications Signal Generation

Frequency range: 15 MHz to 3.35 GHz

Data formats: NRZ, RZ, R1

Pulse modes: Pulse, Square (Clock), Data, PRBS (2^5-1 to 2^31-1)

Pattern memory: 12 Mbit per channel

Transition time (20% to 80%): <60 ps

RMS jitter: Typically <2 ps

Output amplitude: 50 mV to 2.00 V

Output impedance: 50 Ω nominal

Differential outputs with <10% overshoot/ringing (±10 mV) Electrical Characteristics

Level window: -2.00 V to +3.00 V

Level resolution: 10 mV

Level accuracy: 2% of setting ±20 mV

Settling time: 1 ns

Variable crossover: 30% to 70% typical

Short circuit current: -80 mA to 120 mA nominal Clocking and Synchronization

Internal clock: 15 MHz to 3.35 GHz

Clock accuracy: 50 ppm

Frequency divider: 1, 2, 4, 8, 16, 32, 64, 128

External clock input: 10 MHz reference supported

Delay range: -5 ns to 230 ns

Key Features

Dual-channel differential outputs for balanced signal delivery

Jitter emulation up to ±250 ps via delay control input

Trigger output, clock input, and start input connectors

Frequency divider for flexible clock scaling

Compact footprint operating at 100–240 V AC (47–63 Hz), <200 VA maximum

Typical Applications High-speed digital circuit testing, logic device characterization, signal integrity analysis, PRBS pattern generation for data transmission systems, and burst-mode signal generation for transient analysis.

Compatibility & Integration Remote control via GPIB, LAN, and USB 2.0. Operates across 0–55 °C ambient temperature at altitudes up to 2000 meters.