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HT56RB688 Datasheet(PDF) 18 Page - Holtek Semiconductor Inc |
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HT56RB688 Datasheet(HTML) 18 Page - Holtek Semiconductor Inc |
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18 / 164 page  A/D Converter Characteristics Ta=25 °C Symbol Parameter Test Conditions Min. Typ. Max. Unit V DD Conditions AV DD Analog operating voltage ¾ V REF=AVDD 2.7 ¾ 5.5 V V AD A/D Input Voltage ¾ 144-pin LQFP 0 ¾ V REF V V REF A/D Input Reference Voltage Range ¾ AV DD=5V 2.0 ¾ AV DD+0.1 V DNL A/C Differential Non-Linearity ¾ AV DD=5V, VREF=AVDD, t AD=0.5ms -2 ¾ 2 LSB INL ADC Integral Non-Linearity ¾ AV DD=5V, VREF=AVDD, t AD=0.5ms -4 ¾ 4 LSB I ADC Additional Power Consumption if A/D Converter is Used 3V ¾ ¾ 0.50 0.75 mA 5V ¾ 1.00 1.50 mA t AD A/D Converter Clock Period ¾¾ 0.5 ¾ 10 ms t ADC A/D Conversion Time (Include Sample and Hold Time) ¾ 12-bit A/D Converter ¾ 16 ¾ t AD t ADS A/D Sampling Time ¾¾ ¾ 4 ¾ t AD t ON2ST A/D on to A/D start ¾ 2.7V~5.5V 2 ¾¾ ms Note: ADC conversion time (tADC) = n (bits ADC) + 4 (sampling time). The conversion for each bit needs one ADC clock (tAD). Power-on Reset Characteristics Ta=25 °C Symbol Parameter Test Conditions Min. Typ. Max. Unit V DD Conditions I POR DC Operating Current 2.2V~ 5.5V Ta=25 °C ¾¾ 0.7 mA V POR VDD Start Voltage to Ensure Power-on Reset ¾¾ ¾ ¾ 100 mV RR VDD VDD raising rate to Ensure Power-on Reset ¾¾ 0.035 ¾¾ V/ms t POR Minimum Time for VDD Stays at V POR to Ensure Power-on Reset ¾¾ 1 ¾¾ ms Rev. 1.10 18 April 15, 2013 HT56RB688 TinyPowerTM A/D type Smart Card OTP MCU with LCD, DAC, ISO 7816 and USB Interfaces T i m e V D D V P O R R R V D D t P O R |
Similar Part No. - HT56RB688_13 |
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Similar Description - HT56RB688_13 |
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