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EVAL-ADUC7020QS Datasheet(PDF) 1 Page - Analog Devices |
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EVAL-ADUC7020QS Datasheet(HTML) 1 Page - Analog Devices |
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1 / 78 page  Precision Analog Microcontroller 12-bit Analog I/O, ARM7TDMI® MCU Preliminary Technical Data ADuC702x Series FEATURES Analog I/O Multi-Channel, 12-bit, 1MSPS ADC - Up to 16 ADC channels * Fully differential and single-ended modes 0 to VREF Analog Input Range 12-bit Voltage Output DACs - Up to 4 DAC outputs available* On-Chip 20ppm/°C Voltage Reference On-Chip Temperature Sensor (±3°C) Uncommitted Voltage Comparator Microcontroller ARM7TDMI Core, 16/32-bit RISC architecture JTAG Port supports code download and debug Clocking options: - Trimmed On-Chip Oscillator (± 3%) - External Watch crystal - External clock source 45MHz PLL with Programmable Divider Memory 62k Bytes Flash/EE Memory, 8k Bytes SRAM In-Circuit Download, JTAG based Debug Software triggered in-circuit re-programmability On-Chip Peripherals UART, 2 I2C and SPI Serial I/O Up to 40-Pin GPIO Port* 2 X General Purpose Timers Wake-up and Watchdog Timers Power Supply Monitor Three-phase 16-bit PWM generator* PLA – Programmable Logic (Array) Power Specified for 3V operation Active Mode: 3mA (@1MHz) 50mA (@45MHz) Packages and Temperature Range From 40 lead 6x6mm LFCSP to 80 pin LQFP* Fully specified for –40°C to 85°C operation Tools Low-Cost QuickStart Development System Full Third-Party Support * Package, PWM, GPIO availability and number of Analog I/O depend on part model. See page 9. APPLICATIONS Industrial Control and Automation Systems Smart Sensors, Precision Instrumentation Base Station Systems, Optical Networking (See general description on page 11) FUNCTIONAL BLOCK DIAGRAM 1MSPS 12-BIT ADC ADC0 + - CMP0 CMP1 CMP OUT V REF ADC11 ARM7TDMI-BASED MCU WITH ADDITIONAL PERIPHERALS RST ADuC7026* MUX BANDGAP REF TEMP SENSOR 2kX32 SRAM 31kX16 FLASH/EEPROM GPIO JTAG 4 GEN. PUR- POSE TIMERS SERIAL I/O UART, SPI, I2C PLA POR OSC &PLL PSM PWM0L PWM0H PWM1H PWM1L PWM2H PWM2L Three- phase PWM DAC0 12-BIT DAC DAC3 12-BIT DAC DAC2 12-BIT DAC DAC1 12-BIT DAC XCLKI XCLKO EXT. MEMORY INTERFACE Figure 1 Rev. PrA Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective companies. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781.329.4700 www.analog.com Fax: 781.326.8703 © 2004 Analog Devices, Inc. All rights reserved. |
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