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HTG2150 Datasheet(PDF) 6 Page - Holtek Semiconductor Inc |
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HTG2150 Datasheet(HTML) 6 Page - Holtek Semiconductor Inc |
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6 / 49 page  D.C. Characteristics Ta=25°C Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Conditions VDD Operating Voltage ¾¾ 2.2 ¾ 3.6 V IDD Operating Current (RC OSC) 3V No load, fSYS=4MHz ¾ 12 mA ISTB1 Standby Current With 7mA LCD Bias Option (RTC ON, LCD ON) 3V No load, HALT mode ¾¾ 20 mA ISTB2 Standby Current LCD Bias Off Option (RTC ON, LCD OFF) 3V No load, HALT mode ¾¾ 5 mA VIL1 Input Low Voltage for PA/PB 3V ¾ 0 ¾ 0.9 V VIH1 Input High Voltage for PA/PB 3V ¾ 2.1 ¾ 3V VIL2 Input Low Voltage (INT)3V ¾ 0 ¾ 0.7 V VIH2 Input High Voltage (INT)3V ¾ 2.3 ¾ 3V VIL3 Input Low Voltage (RES)3V ¾¾ 1.5 ¾ V VIH3 Input High Voltage (RES)3V ¾¾ 2.4 ¾ V IOH1 Port A, Port B Source Current 3V VOH=2.7V -1 -2 ¾ mA IOH2 Segment, Common Output Source Current 3V VOH=2.7V -50 -90 ¾mA IOH3 PWM1/PWM2 Source Current 3V VOH=2.7V -8 -10 ¾ mA IOL1 Port A, Port B Sink Current 3V VOL=0.3V 1.5 4 ¾ mA IOL2 Segment, Common Output Sink Current 3V VOL=0.3V 80 130 ¾mA IOL3 PWM1/PWM2 Sink Current 3V VOH=0.3V 12 16 ¾ mA RPH Pull-high Resistance of PA/PB and INT 3V ¾ 40 60 80 kW A.C. Characteristics Ta=25°C Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Conditions fSYS System Clock (RC OSC) 3V ¾ 400 ¾ 4000 kHz 2.4V ¾ 400 ¾ 2000 2.2V ¾ 400 ¾ 1000 tRES External Reset Low Pulse Width ¾¾ 1 ¾¾ ms tSST System Start-up Timer Period ¾ Power-up or Wake-up from HALT ¾ 1024 ¾ tSYS tINT Interrupt Pulse Width ¾¾ 1 ¾¾ ms Note: tSYS=1/fSYS HTG2150 6 July 24, 2000 Preliminary |
Similar Part No. - HTG2150 |
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Similar Description - HTG2150 |
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