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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT49CV7 датащи(PDF) 5 Page - Holtek Semiconductor Inc |
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HT49CV7 датащи(HTML) 5 Page - Holtek Semiconductor Inc |
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5 / 48 page  D.C. Characteristics Ta=25 °C Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Conditions VDD Operating Voltage ¾ fSYS=4MHz 2.2 ¾ 5.5 V ¾ fSYS=8MHz 3.3 ¾ 5.5 V VEE VFD Supply Voltage ¾¾ 0 ¾ VDD -30 V IDD1 Operating Current (Crystal OSC) 3V No load, ADC off, VFD off, fSYS=4MHz ¾ 2.0 3.0 mA 5V ¾ 5.0 8.0 mA IDD2 Operating Current (RC OSC) 3V No load, ADC off, VFD off, fSYS=4MHz ¾ 1.8 2.7 mA 5V ¾ 4.6 7.5 mA IDD3 Operating Current (fSYS=32768Hz) 3V No load, ADC off, VFD off ¾ 1.2 2 mA 5V ¾ 47 mA IDD4 Operating Current (Crystal OSC) 3V No load, ADC off, VFD on, fSYS=4MHz ¾¾¾ mA 5V ¾¾¾ mA ISTB1 Standby Current (*fS=T1) 3V No load, system HALT VFD off at HALT ¾¾ 1 mA 5V ¾¾ 2 mA ISTB2 Standby Current (*fS=32768Hz OSC) 3V No load, system HALT VFD off at HALT ¾ 410 mA 5V ¾ 14 20 mA VIL1 Input Low Voltage for I/O Ports, TMR and INT 3V ¾ 0 ¾ 0.2VDD V 5V VIH1 Input High Voltage for I/O Ports, TMR and INT 3V ¾ 0.8VDD ¾ VDD V 5V VIL2 Input Low Voltage (RES) 3V ¾ 0 ¾ 0.4VDD V 5V VIH2 Input High Voltage (RES) 3V ¾ 0.9VDD ¾ VDD V 5V IOL I/O Port Segment Logic Output Sink Current 3V VOL=0.1VDD 612 ¾ mA 5V 10 25 ¾ mA IOH1 I/O Port Segment Logic Output Source Current 3V VOH=0.9VDD -2 -4 ¾ mA 5V -5 -8 ¾ mA IOH2 Segment/Grid Source Current 5V VOH=VDD -2V -15 ¾¾ mA RPH Pull-high Resistance of I/O Ports and INT0, INT1 3V ¾ 40 60 80 k W 5V ¾ 10 30 50 k W VLVR Low Voltage Reset Voltage ¾ LVR voltage 3.0V option 2.7 3.0 3.3 V LVR voltage 3.8V option 3.5 3.8 4.0 V VAD A/D Input Voltage ¾¾ 0 ¾ VDD V EAD A/D Conversion Error 3V ¾¾ ±0.5 ±1 LSB 5V IADC Additional Power Consumption if A/D Converter is Used 3V No load ¾ 0.5 1 mA 5V ¾ 1.5 3 mA Note: ²*fS² Refer to WDT clock option HT49RV7/HT49CV7 Rev. 1.00 5 April 20, 2006 |
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