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EM78P342NP Datasheet(PDF) 89 Page - ELAN Microelectronics Corp |
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EM78P342NP Datasheet(HTML) 89 Page - ELAN Microelectronics Corp |
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89 / 102 page  EM78P341N/342N/343N 8-Bit Microprocessor with OTP ROM Product Specification (V1.0) 12.01.2006 • 83 (This specification is subject to change without further notice) 7 Absolute Maximum Ratings Items Rating Temperature under bias -40 °C to 85 °C Storage temperature -65 °C to 150 °C Input voltage Vss-0.3V to Vdd+0.5V Output voltage Vss-0.3V to Vdd+0.5V Working Voltage 2.5V to 5.5V Working Frequency DC to 20MHz 8 DC Electrical Characteristics Ta=25 °C, VDD=5.0V±5%, VSS=0V Symbol Parameter Condition Min Typ Max Unit Crystal: VDD to 5V DC − 20 MHz Crystal: VDD to 3V Two cycles with two clocks DC − 8 MHz ERC: VDD to 5V R: 5.1K Ω, C: 100 pF F ±30% 830 F ±30% kHz Fxt IRC: VDD to 5 V 8MHz,4MHz, 1MHz, 455kHz F ±30% F F ±30% Hz IRC1 IRC:VDD to 5V RCM0:RCM1=1:1 3.84 4.0 4.16 MHz IRC2 IRC:VDD to 5V RCM0:RCM1=1:0 7.68 8.0 8.32 MHz IRC3 IRC:VDD to 5V RCM0:RCM1=0:1 0.96 1.0 1.06 MHz IRC4 IRC:VDD to 5V RCM0:RCM1=0:0 436.8 455 473.2 kHz VIHRC Input High Threshold Voltage (Schmitt Trigger ) OSCI in RC mode − 3.5 − V VILRC Input Low Threshold Voltage (Schmitt Trigger ) OSCI in RC mode − 1.5 − V IIL Input Leakage Current for input pins VIN = VDD, VSS -1 0 1 µA VIH1 Input High Voltage (Schmitt Trigger ) Ports 5, 6, 7 − 3.75 − V VIL1 Input Low Voltage (Schmitt Trigger ) Ports 5, 6, 7 − 1.25 − V VIHT1 Input High Threshold Voltage (Schmitt Trigger ) /RESET − 2.0 − V VILT1 Input Low Threshold Voltage (Schmitt Trigger ) /RESET − 1.0 − V VIHT2 Input High Threshold Voltage (Schmitt Trigger ) TCC, INT − 3.75 − V VILT2 Input Low Threshold Voltage (Schmitt Trigger ) TCC, INT − 1.25 − V VIHX1 Clock Input High Voltage OSCI in crystal mode − 3.5 − V VILX1 Clock Input Low Voltage OSCI in crystal mode − 1.5 − V IOH1 Output High Voltage (Ports 5, P60~66,P70) VOH = VDD-0.5V − -3.7 − mA IOH2 Output High Voltage (IR OUT (Port 67)) VOH = VDD-0.5V − -10 − mA |
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