For example: Agilent E4440A or Anritsu 68369
Tektronix Logic Analyzers
An electronic instrument that captures and displays multiple signals from a digital system or digital circuit.
Tektronix TLA5204
Tektronix TLA5204 136 Channel Logic Analyzer, 2GHz, 125 ps MagniVu Aquisition

Manufacturer: Tektronix
Tektronix TLA6202
TLA6000 Logic Analyzer, 68 Channels, 8 GHz MagniVu Timing, 235 MHz State Clock, 2 Mb Record Length

Manufacturer: Tektronix
Tektronix TLA7AC2
TLA7000 Logic Analyzer Module, 68 Channels, 8 GHz MagniVu Timing, 235 MHz State Clock, 2 Mb Record Length.

Manufacturer: Tektronix
Tektronix TLA7AC3
TLA7000 Logic Analyzer Module, 102 Channels, 8 GHz MagniVu Timing, 235 MHz State Clock, 2 Mb Record Length

Manufacturer: Tektronix
Tektronix TLA7AC4
TLA7000 Logic Analyzer Module, 136 Channels, 8 GHz MagniVu Timing, 235 MHz State Clock, 2 Mb Record Length

Manufacturer: Tektronix
Tektronix TLA7S08
MODULE; TLA7000 LOGIC ANALYZER MODULE, 8 CHANNELS, 5 GB/S SERIAL, 32M SAMPLES/CHANNEL RECORD LENGTH, REQUIRES TMS160PCIE2 SW

Manufacturer: Tektronix
Tektronix TLA7S16
MODULE; TLA7000 LOGIC ANALYZER MODULE, 16 CHANNELS, 5 GB/S SERIAL, 32M SAMPLES/CHANNEL RECORD LENGTH, REQUIRES TMS160PCIE2 SW

Manufacturer: Tektronix
Tektronix TLA7SA16
TLA7000 Logic Analyzer Module; 16 Differential Inputs, x8, 8 GTs Serial, 8 GB Memory, Requires TMS160PCIE3 SW

Manufacturer: Tektronix