HP / Agilent 81104A Pulse Pattern Generator, 80 MHz

The HP/Agilent 81104A is an 80 MHz pulse pattern generator designed for digital circuit testing and characterization. It delivers precise control over pulse parameters including width, delay, and amplitude, with flexible pattern generation for research, development, and manufacturing applications. The instrument combines low output jitter with fast, well-defined transitions to enable accurate timing measurements and high-speed digital analysis.

Technical Specifications

Frequency Range: 80 MHz maximum output frequency

Output Impedance: 50 ohms

Pulse Width: Precisely adjustable for timing analysis

Delay: Programmable for signal synchronization

Rise/Fall Times: Controllable transitions for real-world signal simulation

Output Amplitude: Variable amplitude with user adjustment

Jitter: Low output jitter for accurate timing measurements

Triggering: Internal and external trigger capabilities with synchronized operation support

Key Features

Single-channel output configurable for specific pattern generation

Flexible pattern generation including PRBS and user-defined sequences

Fast, well-defined output transitions minimizing measurement uncertainty

High accuracy and stability in pulse parameters for repeatable results

BNC connectors for RF output and trigger synchronization

Front panel display with rotary encoders and input keys for parameter adjustment

GPIB (IEEE-488) remote control capability for test system automation

Standard AC mains power input

Typical Applications

Digital circuit characterization and validation

High-speed signal timing analysis

Custom pulse sequence generation

Synchronized multi-instrument test setups

Compatibility & Integration The 81104A interfaces via BNC connectors for output and trigger signals, with GPIB support enabling integration into automated test environments. External trigger inputs accept standard logic voltage levels, supporting synchronized operation with complementary test equipment.