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MAXQ7670AATL+ Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAXQ7670AATL+ Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 38 page Microcontroller with 12-Bit ADC, PGA, 64KB Flash, and CAN Interface _______________________________________________________________________________________ 3 PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS MEMORY SECTION Flash Memory Size Program or data storage 64 KB Flash Page Size 16-bit word size 256 Words Flash Erase/Write Endurance Program or data (Note 7) 10,000 Cycles All flash, TA = +25°C 100 Flash Data Retention (Note 7) All flash, TA = +85°C 15 Years Flash page erase 20 50 Flash Erase Time Entire flash mass erase 200 500 ms Flash single word programming 20 40 µs Flash Programming Time Entire flash programming 0.66 1.31 s RAM Memory Size 2KB Utility ROM Size 16-bit word size 4 KWords ANALOG SENSE PATH (Includes PGA and ADC) Resolution NADC 12 Bits PGA gain = 16V/V, bipolar mode, VIN = ±100mV, 75.5ksps ±1 ±2 Integral Nonlinearity INLADC PGA gain = 1V/V, unipolar mode, VIN = +1.0V, 125ksps ±1 ±2 LSB12 Differential Nonlinearity DNLADC PGA gain = 1V/V or 16V/V ±0.5 ±1.5 LSB12 Input-Referred Offset Error Test at TA = +25°C, PGA gain = 1V/V or 16V/V ±1 ±10 mV Offset-Error Temperature Coefficient PGA gain = 16V/V, bipolar mode ±2 µV/°C Gain Error PGA gain = 16V/V, bipolar mode, excludes offset and reference error, test at TA = +25°C -2 +2 % Gain-Error Temperature Coefficient PGA gain = 16V/V, bipolar mode ±5 ppm/°C Conversion Clock Frequency fADCCLK fSYSCLK = 8MHz or 16MHz 0.5 4.0 MHz PGA gain = 16V/V, fADCCLK = 2MHz 75.5 Sample Rate fSAMPLE PGA gain = 1V/V, fADCCLK = 2MHz 125 ksps PGA gain = 16V/V, 13.5 ADCCLK cycles at 2MHz 6.75 Channel Select, Track-and- Hold Acquisition Time tACQ PGA gain = 1V/V, three ADCCLK cycles at 2MHz 1.5 µs Conversion Time tCONV 13 ADCCLK cycles at 2MHz 6.5 µs ELECTRICAL CHARACTERISTICS (continued) (VDVDDIO = +5.0V, VAVDD = +3.3V, VDVDD = +2.5V, VREFADC = +3.3V, system clock = 16MHz. TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1) |
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