The JTAG Technologies JT 3710/VXI DataBlaster is a VXI-standard boundary-scan controller engineered for high-performance automated test and programming of complex electronic circuits. Operating as a C-size VXI card, it delivers parallel TAP channel control, real-time data compression, and autonomous operation without host intervention—making it ideal for high-volume manufacturing and demanding in-system programming environments.
## Technical Specifications
• **Controller Type:** Boundary-scan controller
• **Bus Standard:** VXI (VMEbus Extensions for Instrumentation)
• **Form Factor:** C-size VXI card
• **TAP Channels:** 4 parallel TAP channels
• **Test Frequency Range:** 100 kHz to 25 MHz (100 kHz increments); sustained execution to 40 MHz TCK on select JT 37×7 series units
• **Data Rate:** Up to 25 Mbps per channel sustained
• **Target Voltage Compatibility:** 3.3 V and 5 V
• **Flash Memory Programming:** Supports 1 bit to over 64k bit target widths; 16 Mbit Intel 28F016 programming in under 16 seconds
• **Programming Technology:** AutoWrite™ acceleration reduces flash programming time by 2× to 3×
## Key Features
• Proprietary chipset with high-speed TAP drivers and on-the-fly data compression/decompression
• Programmable Test Clock (TCK) in 100 kHz steps from 100 kHz to 25 MHz
• Optional programmable control signals: VPP-enable, Ready/Busy, User0/User1
• Local In-System Programming (ISP) data storage with high-capacity memory
• Autonomous operation mode for boundary-scan control independent of host computer
• Signal integrity preservation via shielded multi-way interface cables and active POD termination
• Compact active PODs with multiple connectors for flexible target board integration
## Typical Applications
• In-system programming and flash memory acceleration
• Manufacturing test and diagnostics of circuit boards
• Boundary-scan chain verification and control
• Multi-chain parallel testing in production environments
## Compatibility & Integration
Host control via PC, workstation MXI controllers, or embedded VXI controllers. Four parallel TAP output channels delivered through active PODs connected via shielded cable. POD variants available for benchtop and industrial applications.
