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HT49C70-1 Datasheet(PDF) 5 Page - Holtek Semiconductor Inc |
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HT49C70-1 Datasheet(HTML) 5 Page - Holtek Semiconductor Inc |
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5 / 42 page  D.C. Characteristics VDD=1.5V for HT49C70L, VDD=3V&VDD=5V for HT49R70A-1 and HT49C70-1 Ta=25 °C Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Conditions VDD Operating Voltage ¾ For HT49C70L 1.2 ¾ 2.2 V LVR disable, fSYS=4MHz (for HT49R70A-1/HT49C70-1) 2.2 ¾ 5.5 V fSYS=8MHz (for HT49R70A-1/HT49C70-1) 3.3 ¾ 5.5 V VLCD LCD Power Supply (Note *) ¾ For HT49R70A-1/HT49C70-1, VA £5.5V 2.2 ¾ 5.5 V IDD1 Operating Current (Crystal OSC) 1.5V No load, fSYS=455kHz ¾ 60 100 mA 3V No load, fSYS=4MHz ¾ 12 mA 5V ¾ 35 mA IDD2 Operating Current (RC OSC) 1.5V No load, fSYS=400kHz ¾ 50 100 mA 3V No load, fSYS=4MHz ¾ 12 mA 5V ¾ 35 mA IDD3 Operating Current (Crystal OSC, RC OSC) 5V No load, fSYS=8MHz ¾ 48 mA IDD4 Operating Current (fSYS=RTC OSC) 1.5V No load ¾ 2.5 5 mA 3V ¾ 0.3 0.6 mA 5V ¾ 0.6 1 mA ISTB1 Standby Current (*fS=T1) 1.5V No load, system HALT, LCD Off at HALT ¾ 0.1 0.5 mA 3V ¾¾ 1 mA 5V ¾¾ 2 mA ISTB2 Standby Current (*fS=RTC OSC) 1.5V No load, system HALT, LCD On at HALT, C type ¾ 12 mA 3V ¾ 2.5 5 mA 5V ¾ 10 20 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 3V ¾ 25 mA 5V ¾ 610 mA ISTB4 Standby Current (*fS=RTC OSC) 3V No load, system HALT, LCD On at HALT, R type, 1/2 bias ¾ 17 30 mA 5V ¾ 34 60 mA ISTB5 Standby Current (*fS=RTC OSC) 3V No load, system HALT, LCD On at HALT, R type, 1/3 bias ¾ 13 25 mA 5V ¾ 26 50 mA ISTB6 Standby Current (*fS=WDT RC OSC) 3V No load, system HALT, LCD On at HALT, R type, 1/2 bias ¾ 14 25 mA 5V ¾ 28 50 mA ISTB7 Standby Current (*fS=WDT RC OSC) 3V No load, system HALT, LCD On at HALT, R type, 1/3 bias ¾ 10 20 mA 5V ¾ 20 40 mA VIL1 Input Low Voltage for I/O Ports, TMR and INT ¾¾ 0 ¾ 0.3VDD V HT49R70A-1/HT49C70-1/HT49C70L Rev. 2.00 5 April 24, 2006 |
Similar Part No. - HT49C70-1 |
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Similar Description - HT49C70-1 |
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