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MAXQ7670 Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAXQ7670 Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 38 page Microcontroller with 10-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 No missing codes 10 Bits PGA gain = 16V/V, bipolar mode, VIN = ±100mV, 150.9ksps ±0.5 ±1 Integral Nonlinearity INLADC PGA gain = 1V/V, unipolar mode, VIN = +1.0V, 250ksps ±0.4 ±1 LSB10 Differential Nonlinearity DNLADC PGA gain = 1V/V or 16V/V ±0.4 ±1 LSB10 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 = 4MHz 150.9 Sample Rate fSAMPLE PGA gain = 1V/V, fADCCLK = 4MHz 250 ksps PGA gain = 16V/V, 13.5 ADCCLK cycles at 4MHz 3.375 Channel Select, Track-and- Hold Acquisition Time tACQ PGA gain = 1V/V, three ADCCLK cycles at 4MHz 0.75 µs Conversion Time tCONV 13 ADCCLK cycles at 4MHz 3.25 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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