1631A – Agilent / HP Logic Analyzers
61 (Max. Channels Number) – The 1631A provides a digitizing oscilloscope and a logic analyzer in one low-cost instrument. Its analog,timing,state and system performance analysis capabilities function separately or interactively to serve the needs of digital design…

•50 MHz digitizing oscilloscope:
◦200 megasample/sec digitizng rate ;
◦two simultaneous channels;
◦single-shot time intervals to +-1.5 ns.
•Complete logic analyzer:
◦100 MHz timing analyzer;
◦time-interval accuracy to +-1.5 ns;
◦26 MHz state analyzer