Siglent SDS7304A H12 4CH 3GHz 12-bit 20 GSa/s Oscilloscope
SIGLENT’s NEW SDS7304A H12 digital storage oscilloscope with a bandwidth of 3GHz and has a 12-bit ADCs with sample rate up to 20GSa/s with a maximum record length it can display up to 4 analog channels + 16 digital channels for hgh performance mixed signal analysis.
The SIGLENT SDS7304A is a high-performance digital storage oscilloscope from the SDS7000A series, featuring four analog channels with a bandwidth of 3 GHz. Engineered for advanced signal analysis in research, development, and high-speed electronics testing, this instrument integrates a 12-bit analog-to-digital converter (ADC) and supports sampling rates up to 20 GSa/s, delivering exceptional resolution and capture speed for intricate waveforms. With its low noise floor and deep memory depth, the SDS7304A enables engineers and researchers to perform detailed examinations of transient events, noise characteristics, and high-frequency phenomena, ensuring accurate insights into complex electronic systems.
This oscilloscope is particularly well-suited for demanding environments where precision and reliability are paramount, such as in the characterization of RF signals, validation of high-speed digital interfaces, and analysis of power integrity issues. It finds extensive use in industries including telecommunications for 5G/6G signal testing and protocol verification; aerospace and defense for radar and avionics system debugging; automotive electronics for electric vehicle (EV) battery management and sensor signal analysis; semiconductor manufacturing for device characterization and failure analysis; and consumer electronics R&D for high-speed serial bus validation like PCIe and USB4. Additionally, it supports applications in medical device development, such as bio-signal processing, and academic research for fundamental physics experiments involving fast transients.
The SDS7304A is designed for reliability in demanding environments, with efficiency in power consumption and compliance to safety standards (EN 61010-1). It is supported by a standard 3-year warranty. For detailed operational guidance, consult the provided user manual. Contact SIGLENT for inquiries regarding options, such as bandwidth upgrades or analysis software, or for application-specific consultations.
12bit High Resolution for more details and less noise

- 15 6 ” HD display with 1920 1080 resolution
- Capacitive touch screen, supporting multi touch
gestures, can move or scale the waveform traces
quickly by finger touch movements, which greatly
improves the operation al efficiency. - Built in WebServer supports remote control on a
web page over LAN. - Supports external mouse and keyboard

Principal Features
- High-Resolution Acquisition: 12-bit ADC resolution combined with a maximum sample rate of 20 GSa/s per channel, enabling precise capture of complex waveforms with low distortion.
- Deep Memory: Standard memory depth of 500 Mpts per channel, expandable for extended waveform recording and analysis.
- Low Noise Floor: Background noise as low as 220 μVrms at full bandwidth, facilitating accurate measurements of small signals in noisy environments.
- Smart Processing Oscilloscope (SPO) Technology: Enhances waveform update rates and provides efficient real-time processing for enhanced visibility of signal anomalies.
- Advanced Triggering and Analysis: Supports a wide range of trigger types, including serial protocol decoding (e.g., I2C, SPI, UART, CAN), eye diagram analysis, jitter decomposition, and power integrity measurements.
- Mixed-Signal Capability: Upgradable to 16 digital channels via optional logic probe (SPL2016) and software (SDS7000A-16LA) for mixed-signal oscilloscope (MSO) functionality.
- User Interface: 15.6-inch capacitive touchscreen with 1920 × 1080 resolution, supporting multi-touch gestures, mouse/keyboard input, and multi-window display modes for intuitive operation.
- Connectivity and Remote Control: Standard interfaces include USB, LAN, and HDMI for external displays; supports SCPI commands, web browser control, and integration with automation systems.
- Compliance and Analysis Tools: Built-in tools for Bode plot, histogram, mask testing, and compliance testing (e.g., USB, Ethernet), with options for enhanced features like power analysis and jitter measurement.
- Modular Design: Compact form factor with rack-mount compatibility, suitable for benchtop or integrated test setups.
Compliance Test (Optional)

USB 2.0, 100Base TX, 1000Base T, 100Base T1, 1000Base T1 protocol conformance testing are available. When the user sets up the environment according to the prompts, by using the related test fixture, the oscilloscope and related instruments can be automatically set up and related measurement, calculation, decoding and other functions will be used for testing, helping the user to complete each test project quickly and efficiently, and reports are generated automatically.
Excellent User Interface and User Experience

Siglent SDS7304A H12 Key Features:
- 4 analog channels, up to 4 GHz bandwidth with up to 20 GSa/s sample rate.
- 12 bit ADC
- Low background noise : 220 μVrms @ 4 GHz bandwidth.
- SPO technology:
- Waveform capture rates up to 1,00 0,000 wfm/s
- Supports 256 level intensity grading and color temperature display modes.
- 500 Mpts/ch standard, 1 G pts /ch optional
- Digital trigger system - Intelligent trigger: Edge, Slope, Pulse, Window, Runt,
Interval, Dropout, Pattern, Qualified, Nth edge,
Setup/hold, Delay and Video (HDTV supported). Zone
Trigger simplif ies advanced triggering. - Serial bus triggering and decoder, supports protocols I 2 C,
SPI, UART, CAN, LIN, CAN FD, FlexRay, I 2 S, MIL STD
1553B, SENT , Manchester , ARINC429 and USB 2.0 - Segmented acquisition (Sequence) mode, dividing the
maximum record length into multiple segments (up to
124 ,000), according to trigger conditions set by the user,
with a very small dead time between segments to capture
the qualifying event. - History waveform record (History) function, the maximum
recorded waveform length is 124 ,000 frames. - Automatic measurement s on 50+ parameters, supports
statistics with histogram, track, trend, Gating
measurement, and measurements on Math, History and
Memory traces. - 4 Math traces ( 32 Mpts FFT, Filter, addition, subtraction,
multiplication, division, integration, differential, square
root, etc.), supports formula editor. - Abundant data analysis functions such as Search,
Navigate, SignalScan, Digital Voltmeter, Counter,
Waveform Histogram, Bode plot, Power Analysis ,
Eye/Jitter Analysis and Compliance Test. - High Speed hardware based Average, Hi Res ; High
Speed hardware based Mask Test function, with Mask
Editor tool for creating user defined masks. - 16 digital channels (optional).
- Built in 50 MHz waveform generator
- Large 15.6 HD TFT LCD display with 1920 * 1080
resolution; Capacitive touch screen supports multi touch
gestures. - Interfaces include : 4x USB Host 3.1 Gen 1 1,2x USB 3.0
Host,USB 2.0 Device Device, 2x 1000M LAN LAN,DVI DD,DP 1.2 1.2,HDMI 1.4 1.4,Audio, External Triger In , Aux Out ( Pass/Fail, Trigger Out )), 10 MHz In In,10 MHz Out. - Built in web server supports remote control over the LAN
port using a web browser . Supports SCPI remote control
commands . Supports external mouse and keyboard
Model | SDS7304A H12 |
---|---|
Analog channels | 4 + EXT |
Bandwidth | 3 GHz |
Sample rate ( Max.) | 20 GSa/s (dual-channel) 10 GSa/s (3 or 4 channels) |
Vertical Resolution | 12-bit Up to 16-bit in ERES mode |
Memory depth ( Max.) | Standard: 500 Mpts/ch Optional: 1 Gpts/ch in dual-channel mode |
Waveform capture rate (Max.) | 1,000,000 wfm/s |
Trigger type | Edge, Slope, Pulse width, Window, Runt, Interval, Dropout, Pattern, Video, Qualified, Nth edge, Setup/hold, Delay, Serial |
Serial trigger and decode | Standard: I2C, SPI, UART, CAN, LIN Optional: CAN FD, FlexRay, I2S, MIL-STD-1553B, SENT, Manchester (decode only), ARINC429, USB 2.0 (decode only) |
Measurement | 50+ parameters,statistics, histogram, trend, and track supported |
Math | 4 traces 32 Mpts FFT, +, -, x, ÷, ∫dt, d/dt, √√, Identity, Negation, Absolute, Sign, ex, 10x, ln, lg, Interpolation, MaxHold, MinHold, ERES, Average, Filter. Supports formula editor |
Data analysis | Search, Navigate, History, Mask Test, Digital Voltmeter, Counter, Waveform Histogram, Bode plot and Power Analysis, Eye/Jitter Analysis , SignalScan, Compliance Test (USB 2.0, 100Base T X , 1000Base T, 100Base T1, 1000Base T1) |
Digital channel (optioonal ) | 16-channel; maximum sample rate up to 1 GSa/s; record length up to 50 Mpts |
Waveform generator ( optional ) | Builit-in, frequency up to 50 MHz, 125 MSa/s sample rate, 16 kpts waveform memory |
Processor System | Intel Core i3-8100 or better,32GB memory,250GB storage,Linux operating system |
I/O | I/O: 4x USB Host 3.1 Gen 1,2x USB 3.0 Host,USB 2.0 Device (USBTMC),2x 1000M LAN (VXI-11+SCPI, Telnet (5024)+SCPI,Socket (5025)+SCPI,LXI,WebServer) Display: 1x DVI-D: up to 1920x1200 @ 60Hz; 1x DP 1.2: up to 4096x2304 @ 60Hz; 1x HDMI 1.4: up to 4096x2160 @ 60Hz Audio: Mic input, Audio Output Others: External Trigger In, Aux Out (TRIG OUT,PASS/FAIL),10 MHz In,10 MHz Out |
Probe (Standard) | 500 MHz, 1 probe supplied for each channel |
Display | 15.6” HD TFT-LCD with capacitive touch screen (1920*1080) |
Accessoires Included:
1 x USB Cable
1 x Mains power cord
1 x Wireless Mouse
1 x protective Cover
4 x SP3150A 500MHz probe
( SAP5000D is recommended for higher bandwidths and available as option )
