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The Keysight CX3300A Series Device Current Waveform Analyzer is an all-in-one measurement and analysis platform designed to characterize dynamic current and voltage waveforms on power rails, power delivery networks, and power integrity test points. Available as the two-channel CX3322A or four-channel CX3324A, the platform integrates oscilloscope-class bandwidth and sampling rate, DMM-class sensitivity and low noise, and data-logger-class extended-duration recording into a single instrument with a 14.1-inch capacitive multi-touch display.
The CX3300A is built for power rail characterization across IoT and mobile devices, automotive ECUs and ADAS subsystems, medical and healthcare devices such as pacemakers and vital monitors, and semiconductor device characterization including non-volatile memory technologies such as RRAM, PCM, and MRAM. The platform supports design validation against component margins, peak and inrush current observation, firmware-driven power management characterization, power integrity analysis, and detection of malicious code execution such as side-channel attack signatures on cryptographic devices.
Every Keysight CX3300A Series mainframe and sensor sold by ValueTronics is held, configured, and verified at our 20,000 square foot secure warehouse at 1675 Cambridge Drive in Elgin, Illinois. Because the CX3300A is a configurable platform — bandwidth option (50, 100, or 200 MHz), memory depth (4, 16, 64, or 256 Mpts), data logger mode, and a wide range of current and voltage sensor heads can each be ordered independently — we confirm the exact option string, sensor compatibility, and calibration status of each unit before it ships, rather than passing through a configuration sight unseen. Buyers ordering through ValueTronics work with a Test Architect who can match the right mainframe, sensor, and sensor head combination to the application, rather than navigating the configuration matrix alone.
Keysight Technologies is the direct successor to the test and measurement business that operated as Hewlett-Packard from 1939, was spun out as Agilent Technologies in 1999, and was separated again in 2014 when the electronic measurement business was established as Keysight. Many legacy HP and Agilent precision measurement instruments remain in active service, and current calibration and software support for those instruments routes through Keysight today.
The CX3300A Series consists of two mainframes — the CX3322A with two analog channels and the CX3324A with four analog channels. Both mainframes share the same dual-ADC architecture (14-bit at 1 GSa/s and 16-bit at 75 MSa/s), the same 14.1-inch capacitive multi-touch display, the same Windows 10 IoT embedded platform, and the same supported sensor families. They differ in channel count and in the CX3324A's ability to accept the CX1152A 8-channel digital input interface for digital triggering and bus correlation.
Each mainframe is configured at order time with a bandwidth option (50 MHz, 100 MHz, or 200 MHz), a memory depth (4, 16, 64, or 256 Mpts per channel), and optionally the data logger mode license (suffix STG) for extended-duration recording up to 100 hours. Bandwidth and memory depth are license-upgradeable in the field, so a unit ordered with lower options can be upgraded later without hardware exchange.
Each pre-owned CX3300A Series mainframe shown below is its own product page with condition-matched pricing and configuration detail. The model that fits a given application depends on the required channel count, the need for digital channel inputs, and the configured bandwidth, memory depth, and data logger licensing on the specific unit.
The primary differentiator between the CX3322A and CX3324A is channel count: two analog channels on the CX3322A versus four analog channels on the CX3324A. The CX3324A additionally supports the CX1152A Digital Channel Interface, which adds eight digital inputs with 10 MΩ probe impedance for trigger synchronization with controller I/O, serial buses, or other digital signals — a capability the CX3322A does not offer.
Trigger source coverage scales accordingly: the CX3322A triggers on Channels 1, 2, Aux, and Line, while the CX3324A adds Channels 3, 4, and the eight digital channels (when the CX1152A is installed) as trigger sources. Bandwidth options, memory depth options, ADC architecture, sensor compatibility, and data logger mode behavior are otherwise identical across the two mainframes — see the comparison table that follows for the side-by-side specification view.
| Model | Analog Channels | Digital Channels | Max Bandwidth |
|---|---|---|---|
| CX3322A | 2 | N/A | 200 MHz |
| CX3324A | 4 | 8 (with CX1152A) | 200 MHz |
Additional differences in specifications beyond the few shown above are not listed here — see each model's full specifications below.
| Specification | Value |
|---|---|
| Mainframe | |
| Number of analog channels | 2 |
| Number of digital channels | N/A |
| Max. analog bandwidth (selectable) | 50 MHz, 100 MHz, or 200 MHz |
| Max. memory depth (selectable) | 4 Mpts, 16 Mpts, 64 Mpts or 256 Mpts |
| Measurement mode | Scope mode (default); Data logger mode (option) |
| Vertical System - Analog Channels | |
| Vertical hardware resolution | 14-bit / 16-bit |
| Analog bandwidth (-3 dB) at 16-bit | 14 MHz |
| Analog bandwidth (-3 dB) at 14-bit | 50 MHz / 100 MHz / 200 MHz |
| RMS noise (16-bit, ± 0.5 V fix, full BW) | 46 µVrms |
| RMS noise (14-bit, 50 MHz) | 120 µVrms |
| RMS noise (14-bit, 100 MHz) | 170 µVrms |
| RMS noise (14-bit, 200 MHz) | 250 µVrms |
| Input coupling | DC |
| Input impedance | 50 Ω: ± 3.5% |
| Input range | ± 0.65 V nominal, ± 2 V peak |
| DC measurement accuracy | ± (0.7% of reading + 0.7% of range) |
| Horizontal System | |
| Main time base range | 1 ns/div to 10 ks/div |
| Resolution | 1 ns |
| Reference position | Left, center, right |
| Time scale accuracy | 10 ppm |
| Channel deskew | Range = -100 to +100 ns |
| Acquisition System - Scope Mode | |
| Max real-time sample rate (14-bit) | 1 GSa/s for each channel |
| Max real-time sample rate (16-bit) | 75 MSa/s for each channel |
| Memory depth | 4 Mpts, 16 Mpts, 64 Mpts or 256 Mpts |
| Sampling modes | Real time with average (normal); Real time with discard; Real time with peak detect |
| Filters | sin(x)/x interpolation; Averaging; 1, 2, 5, 10, 20, 50, 100 MHz; Low-frequency noise suppression (16-bit only) |
| Acquisition System - Data Logger Mode (option) | |
| Max real-time sample rate (14-bit) | 10 MSa/s |
| Max real-time sample rate (16-bit) | 7.5 MSa/s |
| Maximum record time | 100 hours for each channel |
| Storage | Internal SSD and external SSD/HDD |
| Embedded OS | Recommend Windows 10 |
| Trigger System - Scope Mode | |
| Trigger sources | Channels 1, 2, aux, and line |
| Analog channel sensitivity | 5% of sensor range |
| External trigger input | DC to 100 MHz (minimum input: 300 mVpp) |
| External trigger input range | ±8 V (1 MΩ) |
| External trigger output | 2.5 V (50 Ω, 100 ns pulse width) |
| Sweep modes | Auto, triggered, single |
| Trigger holdoff range | 100 ns to 10 s |
| Computer System and Peripherals | |
| Operating system | Windows 10 IoT |
| PC system memory | 8 GB RAM |
| CPU | 3 GHz Intel i5 quad-core |
| Internal display | WXGA 14.1" capacitive multi-touch screen (1280 x 800 pixels) |
| PC ports | USB2.0, USB3.0, 10/100/1000 LAN, LXI LAN (web-enabled remote control) |
| Drives (SSD) | ≥ 250 GB removable SSD |
| External display | VGA and DisplayPort (drivers support up to two simultaneous displays) |
| I/O Ports | |
| Aux output | ± 7 V max., ± 200 mA max.: DC, pulse, square |
| Time base reference output | 10 MHz, 8.33 dBm (Vpp = 1.65 V) into 50 Ω |
| Time base external reference input | 10 MHz, 16 dBm (Vpp = 4 V) max. into 50 Ω |
| General Characteristics | |
| Operating temperature | 0 °C to 40 °C |
| Storage temperature | -20 °C to 60 °C |
| Operating humidity | Up to 80% RH (non-condensing) at 40 °C |
| Storage humidity | Up to 90% RH (non-condensing) at 60 °C |
| Operating altitude | Up to 2000 meters |
| Storage altitude | Up to 4600 meters |
| Power | 100 V to 240 V ± 10%, 50 Hz/60 Hz |
| Max power dissipated | 250 VA |
| Weight (Mainframe) | 11 kg |
| Dimensions (feet retracted) | 425.6 mm (W) x 266.1 mm (H) x 196.7 mm (D) |
| Safety | IEC 61010-1 |
| Electromagnetic compatibility | IEC 61326-1 |
Please review the Manufacturer's Data Sheet to verify published specifications. Feedback on this webpage is always welcome — please reach out to your Test Architect at any time for questions or concerns. Thank you, we truly appreciate you being our customer.
Model No
Keysight
Condition
Used
Manufacturer
Agilent
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