XJTAG Expert is a discontinued device that is no longer available to purchase. XJTAG recommends the XJLink2 JTAG controller.
It is a portable Boundary Scan test solution with digital oscilloscope, waveform and function generator, spectrum analyser and serial protocols analyser.
XJTAG Expert ADF-2 product sheet
Boundary Scan Features
- XJLink2 compatible
- Up to 4 TAP connections to UUT
- Handles different cable and board configurations
- USB bus-powered (no external PSU)
- TCK clock frequencies up to 166 MHz
- Two different voltages can be configured, from 1.1 V to 3.3 V in 0.1 V steps
- High speed USB 2.0 interface, backwards compatible with USB 1.0 & 1.1
- Adjustable JTAG signal termination
- Spare pins on the JTAG connector can be used to indicate the test status
- Pins can also be used as general purpose I/O during testing, for example for fast Flash programming
- Automatic signal skew control
- Can supply power to the target board (3.3 V, <100 mA)
- Built in voltmeter on all I/O pins. Voltage input: Min 0 V, Max 5 V
- Frequency counter on all I/O pins
- Frequency input: Min 1 Hz, Max 200 MHz
- Selectable measurement period of 1 ms, 10 ms, 100 ms, 1 s, 10 s
- JTAG signals are +5 V tolerant
Advanced Digital Features
Digital Oscilloscope
- 2 channels, 200 MHz bandwidth each
- 128 MSample buffer memory
- 8 bits resolution
- 500 MSample/s real time sampling
- 10 GSample/s repetitive sampling
- Input range ±50 mV to ±20 V
- Timebase accuracy ±50 ppm
- Sample jitter < 5 ps RMS
- Overload protection ±100 V (peak)
- Multiple advanced digital trigger modes
- External trigger input
Spectrum Analyser
- Frequency DC to 200 MHz
- Display modes: Magnitude, average, peak hold
- Windowing functions: Rectangular, Gaussian, triangular, flat-top, Blackman, Blackman-Harris, Hamming, Hann
- FFT points: Selectable from 128 to 1 million, in powers of 2
- Multiple spectrum views
- Frequency-domain measurements: THD, THD+N, SNR, SINAD, etc.
Waveform & Function Generator
- Function Generator
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- Signals: sine, square, triangle, ramp, sinc, DC, Gaussian, half-sine, white noise, PRBS
- Frequency: DC to 1 MHz
- Accuracy: ±50 ppm
- Resolution: < 0.01 Hz
- Overvoltage protection ±100 V
- SFDR > 60 dB, 10 KHz full scale sine wave
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- Arbitrary Waveform Generator
- 8 KSample buffer size
- 20 MHz update rate; Bandwidth > 1 MHz
- 12 bits resolution
- Rise time (10-90%): < 100 ns
Serial Protocols Analyser
- CAN bus, I2C, SPI, RS232, UART
- Multiple format views
- Frame filtering and search options
- Hex data to text export capability
Reference codes: XJTAG-APD-0110, XJTAG-ASD-0100, XJTAG-AER-0050, XJTAG-AEL-0040, XJTAG-AAR-0030, XJTAG-AAL-0020, XJTAG-ARL-0025.
