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ADUC7021BCP62 Datasheet(PDF) 2 Page - Analog Devices |
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ADUC7021BCP62 Datasheet(HTML) 2 Page - Analog Devices |
2 / 78 page ADuC702x Series Preliminary Technical Data Rev. PrA | Page 2 of 78 TABLE OF CONTENTS ADuC702x—Specifications ............................................................ 3 Terminology ...................................................................................... 6 Absolute Maximum Ratings............................................................ 7 Ordering Guide............................................................................. 9 Pin function descriptions .............................................................. 10 General Description ....................................................................... 19 Overview of the ARM7TDMI core.......................................... 19 Memory organisation................................................................. 20 ADC circuit information ............................................................... 25 General Overview....................................................................... 25 ADC Transfer Function............................................................. 25 Typical Operation....................................................................... 26 Converter operation................................................................... 28 Driving the analog inputs.......................................................... 29 ADC Calibration ........................................................................ 29 Temperature Sensor ................................................................... 29 Bandgap Reference ..................................................................... 29 Nonvolatile Flash/EE Memory ..................................................... 31 Flash/EE memory overview ...................................................... 31 Flash/EE Memory and the ADuC702x.................................... 31 Flash/EE memory security ........................................................ 31 Flash/EE Control Interface........................................................ 32 Execution time from SRAM and FLASH/EE ......................... 33 Reset and Remap ........................................................................ 35 Other analog peripherals............................................................... 36 DAC.............................................................................................. 36 Power Supply Monitor ............................................................... 38 Comparator ................................................................................. 38 Oscillator and PLL - Power control ......................................... 39 Digital peripherals.......................................................................... 41 Three-phase PWM..................................................................... 41 General Purpose I/O.................................................................. 48 Serial Port Mux........................................................................... 50 Programmable Logic Array (PLA)........................................... 60 Processor reference peripherals.................................................... 63 Interrupt System ......................................................................... 63 Timers .......................................................................................... 65 ADuC702x Hardware Design considerations ............................ 73 Power supplies ............................................................................ 73 Grounding and Board Layout Recommendations................. 73 Clock Oscillator .......................................................................... 74 Power-on reset operation .......................................................... 74 Typical sysem configuration ..................................................... 75 Development Tools ........................................................................ 76 In-Circuit Serial Downloader................................................... 76 Outline Dimensions ....................................................................... 77 |
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