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Retired RETIRED

This product has been retired from our catalog and is no longer for sale.

This page is made available for those looking for datasheets and the simply curious. Please refer to the description to see if a replacement part is available.

Replacement: None. There is no direct replacement for this board. This page is for reference only.

Description: Carrier board for the ADuC7020 ARM processor.

  • MCU: ADuC7020 - ARM7TDMI Core, 16/32-bit RISC architecture, 5 Channels 12-bit, 1MSPS ADC, Differential and single-ended modes, 0 to Vref Analog Input Range, 4 Outputs 12-bit Voltage Output DACs, On-Chip 20ppm/?C Voltage Reference, On-Chip Temperature Sensor (?3?C), Uncommitted Voltage Comparator, JTAG Port, Clocking options: Trimmed On-Chip Oscillator (? 2%), External Watch crystal, External clock source, 45MHz PLL with Programmable Divider, 62k Bytes Flash/EE Memory, 8k Bytes SRAM, In-Circuit Download, JTAG based Debug, Software triggered in-circuit re-programmability, UART, dual I2C and SPI Serial I/O, 14-Pin GPIO Port, 2 X General Purpose Timers, Wake-up and Watchdog Timers, Power Supply Monitor, PLA ? Programmable Logic (Array), Power Specified for 3V operation, Active Mode: 6mW (@1MHz) 300mW (@45MHz), Fully specified for ?40?C to 85?C operation;
  • JTAG connector for in-circuit programming and debugging with ARM-JTAG
  • RS232 interface circuit and connector
  • I2C connector
  • Reset button
  • Serial Download (bootloader enable) button
  • LED status
  • Power supply circuit with plug-in power jack and diode protection
  • 32.768kHz oscillator crystal
  • 4 Relays with 10A/250VAC NO and NC contacts with screw terminals
  • Extension header for ADC and DAC ports
  • PCB: FR-4, 1.5 mm (0.062"), green soldermask, white silkscreen component print
  • Four mounting holes 3.3 mm (0.13")

Dimensions: 3.15x3.95" (80x100 mm)

Documents: ADuC-IO7020 Schematic

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