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HT49R70A-1 Datasheet(PDF) 7 Page - Holtek Semiconductor Inc |
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HT49R70A-1 Datasheet(HTML) 7 Page - Holtek Semiconductor Inc |
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7 / 44 page  HT49C70L Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Conditions VDD Operating Voltage ¾¾ 1.2 ¾ 2.2 V IDD1 Operating Current (Crystal OSC) 1.5V No load, fSYS=455kHz ¾ 60 100 mA IDD2 Operating Current (RC OSC) 1.5V No load, fSYS=400kHz ¾ 50 100 mA IDD4 Operating Current (fSYS=RTC OSC) 1.5V No load ¾ 2.5 5 mA ISTB1 Standby Current (*fS=T1) 1.5V No load, system HALT, LCD Off at HALT ¾ 0.1 0.5 mA ISTB2 Standby Current (*fS=RTC OSC) 1.5V No load, system HALT, LCD On at HALT, C type ¾ 12 mA ISTB3 Standby Current (*fS=WDT RC OSC) 1.5V No load, system HALT LCD On at HALT, C type ¾ 0.5 1 mA VIL1 Input Low Voltage for I/O Ports, TMR and INT ¾¾ 0 ¾ 0.3VDD V VIH1 Input High Voltage for I/O Ports, TMR and INT ¾¾ 0.8VDD ¾ VDD V VIL2 Input Low Voltage (RES) ¾¾ 0 ¾ 0.4VDD V VIH2 Input High Voltage (RES) ¾¾ 0.9VDD ¾ VDD V IOL1 I/O Port Sink Current 1.5V VOL=0.1VDD 0.4 0.8 ¾ mA IOH1 I/O Port Source Current 1.5V VOH=0.9VDD -0.3 -0.6 ¾ mA RPH Pull-high Resistance 1.5V ¾ 75 150 300 k W VLVR Low Voltage Reset Voltage ¾¾ 2.7 3.2 3.6 V VLVD Low Voltage Detector Voltage ¾¾ 3.0 3.3 3.6 V Note: ²*² for the value of VA refer to the LCD driver section. ²*fS² please refer to the WDT clock option HT49R70A-1/HT49C70-1/HT49C70L Rev. 2.40 7 July 30, 2012 |
Similar Part No. - HT49R70A-1_12 |
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Similar Description - HT49R70A-1_12 |
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