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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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ST6255CB3 数据表(PDF) 69 Page - STMicroelectronics |
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ST6255CB3 数据表(HTML) 69 Page - STMicroelectronics |
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69 / 86 page  69/86 ST62T55C ST62T65C/E65C 6.5 A/D CONVERTER CHARACTERISTICS (TA = -40 to +125°C unless otherwise specified) Notes: 1. Noise at VDD, VSS <10mV 2. With oscillator frequencies less than 1MHz, the A/D Converter accuracy is decreased. 6.6 TIMER CHARACTERISTICS (TA = -40 to +125°C unless otherwise specified) 6.7 SPI CHARACTERISTICS (TA = -40 to +125°C unless otherwise specified) 6.8 ARTIMER ELECTRICAL CHARACTERISTICS (TA = -40 to +125°C unless otherwise specified) Symbol Parameter Test Conditions Value Unit Min. Typ. Max. Res Resolution 8 Bit ATOT Total Accuracy (1) (2) fOSC > 1.2MHz fOSC > 32kHz ±2 ±4 LSB tC Conversion Time fOSC = 8MHz (TA <85°C) fOSC = 4 MHz 70 140 µs ZIR Zero Input Reading Conversion result when VIN =VSS 00 Hex FSR Full Scale Reading Conversion result when VIN =VDD FF Hex ADI Analog Input Current During Conversion VDD= 4.5V 1.0 µA ACIN Analog Input Capacitance 2 5 pF Symbol Parameter Test Conditions Value Unit Min. Typ. Max. fIN Input Frequency on TIMER Pin MHz tW Pulse Width at TIMER Pin VDD = 3.0V VDD >4.5V 1 125 µs ns IINT 4 ---------- |
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