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EM78P813BQ Datasheet(PDF) 58 Page - ELAN Microelectronics Corp |
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EM78P813BQ Datasheet(HTML) 58 Page - ELAN Microelectronics Corp |
58 / 65 page ![]() EM78P813 8-bit OTP Micro-controller __________________________________________________________________________________________________________________________________________________________________ * This specification is subject to change without notice. 58 2004/8/19 (V1.6) WDT disabled Low clock current (GREEN mode) ISB2 CLK=32.768KHz,All analog circuit disable , All input and I/O pin at VDD, output pin floating, WDT disabled, LCD disable 35 50 µA Operating supply current (NORMAL mode) ICC /RESET=High, PLL enable CLK=3.579MHz, output pin floating, LCD disable, all analog circuit disable 2.8 3.5 mA Tone generator reference voltage Vref2 0.5 0.7 VDD Differential Energy Detector (DED) (Ta=25 °C, VDD=5.0V±5%, VSS=0V) Symbol Parameter Condition Min Typ Max Unit EGIN1 Operating current for SED SEDCLK bit = 0 20 25 A µ EGIN2 Operating current for SED SEDCLK bit = 0 20 25 A µ Embedded LCD driver Symbol Parameter Condition Min Typ Max Unit Ron LCD driver ON resistance LCD function enable 2 4 Ω k 1/24 duty 88 Hz FM f LCD frame frequency 1/16 , 1/32 duty 64 Hz DCC I Dynamic current consumption Charge pump x 2 , no load 60 65 A µ OUT V Voltage converter output Charge pump x 2 , no load 95 97 % Weak mode 75 A µ Normal mode 150 A µ Strong mode 300 A µ driver I LCD driver current Double strong mode 600 A µ X. AC Electrical Characteristic CPU instruction timing (Ta=25 °C, VDD=5V, VSS=0V) Parameter Symbol Condition Min Typ Max Unit Input CLK duty cycle Dclk 45 50 55 % Instruction cycle time Tins 32.768kHz 3.579MHz 60 550 us ns Device delay hold time Tdrh 16 ms TCC input period Ttcc Note 1 (Tins+20)/N ns Watchdog timer period Twdt Ta = 25 °C 16 ms Note 1: N= selected prescaler ratio. |
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