Keysight (Agilent) 1680A Standalone Logic Analyzer

The Keysight (Agilent) 1680A is a standalone benchtop logic analyzer engineered for digital system debugging, validation, and signal analysis. It captures and displays complex digital signals across 136 data channels plus 4 clock/data channels, identify and resolve hardware and software integration issues rapidly. The instrument combines deep memory, flexible triggering capabilities, and offline analysis functionality within a compact form factor featuring a 12.1-inch color display and intuitive Windows-based interface.

Technical Specifications

• Channels: 136 data channels + 4 clock/data channels


• State Analysis: 200 MHz capture speed, 256 K memory depth


• Conventional Timing: 800 MHz (half-channel) / 400 MHz (full-channel) capture speed; 1 M / 512 K memory depth


• Transitional Timing: 200 MHz capture speed, 256 K memory depth


• Setup/Hold Time: Adjustable in 100 ps increments; ranges from 4.5 ns to −2.0 ns (single clock, single edge) through 5.0 ns to −1.5 ns (multiple clocks, multiple edges)


• Display: 12.1-inch color flat panel


• Storage: 80 GB hard disk drive, 3.5-inch floppy drive, 24x CD-ROM drive


• Power: 115 Vac or 230 Vac (−22% to +10%), 48 to 66 Hz; autodetects line voltage; nominal maximum 140 W

Key Features

• Standalone operation - no external computer required for data capture


• Award-winning Windows XP Professional interface with intuitive controls


• Offline analysis mode allows captured data to be analyzed on a Windows PC, freeing the instrument for continuous acquisition


• 10/100Base-T LAN, IEEE 1394, USB, and Centronics parallel printer connectivity


• Trigger In/Trigger Out BNC connectors for external synchronization


• Compatible with 40-pin logic analyzer probes

Typical Applications

• Complex digital signal acquisition and timing analysis


• Hardware–software integration debugging


• Protocol and bus state machine validation


• System behavior characterization and anomaly detection

Compatibility & Integration Operates under Microsoft Windows XP Professional. Supports PS/2 mouse and keyboard input. Integrates with external video displays and supports hosted control via IEEE 1394. Data export and offline analysis enable workflow flexibility across engineering teams.