The Keysight 16950A is a high-performance state and timing logic analyzer module designed for the 16900 Series mainframe chassis. It provides 68 channels of high-speed acquisition, featuring 4 GHz timing zoom, up to 1.2 GHz timing speed, and 600 MHz state analysis clock rate. The module offers selectable memory depth options from 256K to 64M, along with advanced signal integrity features like Eyefinder and Eye Scan to handle complex digital debugging tasks.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | 2x 90-pin probe cable connectors, mainframe backplane interface |
| Display | None (uses mainframe display) |
Physical
| Parameter | Value |
|---|---|
| Power Supply | Draws power from mainframe slot |
| Operating Temperature | 0 °C to 50 °C |
| Dimensions (W×H×D) | 28 mm x 343 mm x 406 mm |
| Weight | 1.4 |
Acquisition Performance
| Parameter | Value |
|---|---|
| Number of Channels | 68 channels |
| Maximum State Clock Rate | 600 MHz |
| Maximum State Data Rate | 800 Mb/s |
| Maximum Timing Acquisition Speed (Full Channel) | 600 MHz |
| Maximum Timing Acquisition Speed (Half Channel) | 1.2 GHz |
| Maximum Transitional Timing Speed | 600 MHz |
| Timing Zoom Resolution | 4 GHz (250 ps) |
| Timing Zoom Memory Depth | 64K sample depth |
| Base Configuration Memory Depth (Option 256) | 256K samples |
| Upgrade Option 001 Memory Depth | 1M samples |
| Upgrade Option 004 Memory Depth | 4M samples |
| Upgrade Option 016 Memory Depth | 16M samples |
| Upgrade Option 032 Memory Depth | 32M samples |
| Upgrade Option 064 Memory Depth | 64M samples |
Input & Probing Characteristics
| Parameter | Value |
|---|---|
| Threshold Voltage Range | -3V to +5V (single-ended) |
| Threshold Settings Resolution | 10 mV steps |
Analysis & Measurement Modes
| Parameter | Value |
|---|---|
| Eye Finder Support | Yes (automatically adjusts setup and hold) |
| Eye Scan Mode Support | Yes (rapid multi-channel signal integrity characterization) |
System Compatibility & Integration
| Parameter | Value |
|---|---|
| Compatible Mainframes | Keysight / Agilent 16900 Series |
State Analysis
| Parameter | Value |
|---|---|
| Minimum State Eye Width | 600 ps |
Input Characteristics
| Parameter | Value |
|---|---|
| Maximum Input Voltage | ±40 V peak max |
| Minimum Input Voltage Swing | 250 mV p-p |
| Threshold Accuracy | ±(30 mV + 1% of setting) |
| Setup and Hold Time Range | -3 ns to +15 ns |
| Setup and Hold Resolution | 10 ps |
| Setup and Hold Window | 300 ps |
| Number of Probing Connectors | 2 |
| Channels per Connector | 34 |
Connectivity
| Parameter | Value |
|---|---|
| Compatible Probes | Keysight 90-pin logic analyzer probes (including E5381A, E5382A, E5390A, E5394A) |
Physical Characteristics
| Parameter | Value |
|---|---|
| Mainframe Slot Requirements | Requires 1 slot in 16900 series mainframe |
Environmental
| Parameter | Value |
|---|---|
| Operating Humidity | Up to 80% relative humidity at 40 °C (non-condensing) |
| Non-Operating Temperature Range | -40 °C to +75 °C |
Triggering
| Parameter | Value |
|---|---|
| Trigger Sequence Levels | 16 |
| Pattern Terms | 16 |
| Range Terms | 4 |
| Edge and Glitch Terms | 12 |
| Timer Terms | 2 |
| Counter Terms | 2 |
| Filter Terms | 0 |
Performance Options
| Parameter | Value |
|---|---|
| State Clock Rate Option 400 | 400 MHz |
| State Data Rate Option 400 | 400 Mb/s |
Environmental & Standards
| Parameter | Value |
|---|---|
| Operating Altitude | 3,000 m |
| Non-operating Altitude | 15,300 m |
Technology
Logic Analyzer
Applications
High-Speed Digital System Debug, State and Timing Analysis, Bus Characterization