The Model 685C High-Performance Arbitrary Waveform Generator features some of the most exciting waveform development advancements. The industry-leading flexibility, speed, and power levels provide users with the most modulation and creator options available. This flexibility is provided by the Model 685C, which features premium signal integrity, an easy-to-use touch-screen display, and a slew of new operational modes. Differential outputs have many advantages, including immunity to external noise, which is especially important in low-voltage systems.
The Model 685C features industry-leading 16-bit arbitrary waveforms with 1.5Vpp and 600ps rise and fall times. Users can define complex waveforms with up to 16,384 analog waveform and digital pattern sequences using the software interface's flexible interface. The possibilities do not end there; create your own execution flow using loops, jumps, and condition branches. Waveform memory capacity is 4GSamples.
The Model 685C is the ideal instrument for all your most complex tests and cutting-edge applications, whether it is generating a complex pulse train, a series of radar pulses, pulsed RF signals with impairments, Gaussian pulses, multi-level pulses, double pulses for IGBT/Mosfet experiments, pulses for Advanced Research and Quantum computing.
The 685C is upgradeable for the instrument's life and can be synchronized with 3 additional units to generate up to 32 analog / 128 digital channels.
Model 685C Device Configurator
| Number of Channels: | Two Channel Four Channel Eight Channel |
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| Memory Option: | 2048 Million Points Memory [standard] 4096 Million Points Memory [option -4G] |
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| Output Options: | 8 Ch Dig. Lic. [option -8DIG] 16 Ch Dig. Lic. for 685-4C/CD, 8C/CD [option -16DIG] 32 Ch Dig. Lic. for 685-8C/CD [option -32DIG] Serial / Pulse Pattern Generator [option -PAT] Additional 250GB SSD Harddrive [option -SSD250] Additional 500GB SSD Harddrive [option -SSD500] Additional 1TB SSD Harddrive [option -SSD1000] GPIB and USB-TMC Ports [option -GPIB] Fast Sequence Switch (8-bit D-SUB Connector [option -FSS] |
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| Accessories: | 8 bit LVDS to LVTTL Converter [option -DTTL8] Mini SAS HD to 16 SMA Cable (8 LVDS Output) [option -LVDS-SMA8] Rackmount Kit [option -RIDER-RACK] |
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Model 685C-2C-D-2G
2 GHz, 6 GSa/s AFG, 3Vpp Differential Output, 2048 Mpts Memory
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Overview
Features |
Applications |
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| Mode of Operation | Arbitrary Function Generator (AFG) Arbitrary Waveform Generator (AWG) |
| Number of Outputs | 2, 4 or 8 Channels |
| Frequency Range | 1 µHz to 1 GHz |
| Waveforms | Sine, Square, Ramp, Pulse, Gaussian, Lorentz, Exp Rise, Exp Decay, Haversine, Sinc, Noise, Arbitrary, DC, Double Pulse |
| Run Mode | Continuous, Modulation, Sweep, and Burst |
| Amplitude | 1.5Vpp into 50 Ω |
| Offset | -2V to +2V |
| Resolution | 100 µVpp or 5 digits |
| Jitter | < 2ps |
| Phase | 0 to 360° |
| Polarity | Positive and Negative or Both |
| Output Impedance | 50 Ω or 100 Ω |
| Sample Rate | 3 GS/s Fixed Clock, 16-Bit Vertical Resolution |
| Marker Outputs | 1 |
| Modulating Frequency | 500 µHz - 61 MHz Internal 10MHz Max External |
| Rise and Fall Time (20% to 80%) | 600 ps |
| Digital Channel (optional) | 8, 16 or 32 Bits |
| Update Rate | 750 Gbps per channel |
| Bandwidth | 1.16 GHz |
| External Reference Clock Input | 5 MHz to 200 MHz, 1 Hz resolution |
| External Reference Clock Output | 10 MHz TCXO (or optional 100 MHz OCXO) |
| Waveform Memory | Up to 4 Billion Points |
| Mechanical (W x H x D) Weight |
17.7 x 6.3 x 13.4 inch [450 x 160 x 340 mm] 4.4 lbs [9.7 kg] |
| Power Source | 100 to 240 VAC / 45-66 Hz 120 Watts (max) |
| Emission and Immunity | CISPR 11, Class A, EN61000-3-2:2006, EN 61000-3-3:1995 EN 61326-1:2006, IEC 61000-4-2:2001, IEC 61000-4-3:2002, IEC 61000-4-4:2004, IEC 61000-4-5:2001, IEC 61000-4-6:2003, IEC 61000-4-11:2004 |
| Operating Environment | Temperature: +32 ºF to +122 ºF [0 ºC to +50 ºC] Humidity: 8% to 90% RH Altitude: 10,000 ft [3048 m] |
| Shipping Dimensions | 24x19x13" |
| Shipping Weight | 33 lbs |
Automotive
Today's automobiles contain numerous highly sophisticated Electronic Control Units (ECUs) with sensitive electronic components. The Model 685C combines 3 GSa/s with a 16-bit vertical resolution, making it an ideal tool for successfully addressing the automotive industry's new testing challenges.
- CAN bus, CAN-FD, LIN, Flexray, SAE J2716 SENT Protocol Emulation
- EMI debugging, troubleshooting and testing
- Electrical standards emulation up to 12V
- Power MOSFET circuitry in automotive electronics optimization
IoT and Industry 4.0
Arbitrary waveform and function generators will aid in the development of new industrial practices for testing smart device compliance.
University and Research Institute
The Model 685C Arbitrary Waveform series is widely used in research facilities and universities. It is possible to create complex waveforms and/or sophisticated pulse emulation based on variable edges or multilevel. The combination of fast edge generation, excellent dynamic range, and an easy-to-use user interface is ideal for scientists and engineers working on large experiments such as accelerators, tokamaks, or synchrotrons who need to emulate signals without having to create specific test boards.
- Emulation of Detectors
- Emulation of Noise adding Signal Sources
- Generation or Playback of Real-world Signals
- Emulation of long PRBS (PseudoRandom Binary Sequence)
- Modulating and Driving Laser Diodes
Aerospace and Defense
Electronic warfare signals generated by Radar or Sonar systems are perfectly compatible with these generators. Large BW Riders can be used for radio applications or other I/Q signal modulation on digital modulation systems. Pulses can be generated quickly for applications such as pulse electron beams, X-ray sources, flash X-ray radiography, lighting pulse simulators, and high-power microwave modulators.
- Frequency Response, Intermodulation Distortion, and Noise-Figure measurements
- Phase-Locked Loop (PLL) pull-in and Hold Range characterization
- Radar Base-band Signals Emulation
Semiconductor Tests
The simulation of complex signals with noise or distortions is an excellent way to provide the Compliance Components Test to assist semiconductor engineers. Fast edges and pulse generation can be used to characterize fast power devices.
- Clock and Sensor Signals Generation
- MOSFET gate drive Amplitude Signal Emulation
- Power up sequences of IC using the Low Impedance feature (5 Ω output impedance)
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