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MIC2772 Datasheet(PDF) 4 Page - Micrel Semiconductor |
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MIC2772 Datasheet(HTML) 4 Page - Micrel Semiconductor |
4 / 9 page Micrel MIC2772 Absolute Maximum Ratings(1) Supply Voltage, VCC...............................-0.3V to 6.0V Input Voltage, /MR ....................... -0.3V to VCC + 0.3V Input Voltage, /RESET ..........................-0.3V to 6.0V Input Current (VCC, /MR) ................................. 20mA Output Current (/RESET) ................................ 20mA Storage Temperature....................... -65 °C to +150°C ESD Rating (Note 3) .............................................3kV Operating Ratings(2) Supply Voltage...........................................1V to 5.5V Input Voltage (/MR )..................................... 0 to 5.5V Input Voltage (/RESET ) ............................ 0 to +5.5V Operating Temperature Range (TA).... -40 °C to +85°C Lead Temperature – Soldering, 10s .................300°C Package Thermal Resistance ( θ JA) ................ 93°C/W Electrical Characteristics For typical values, TA = 25°C, 2.5V ≤ VCCn ≤ 5.5V; values in bold are for 2.5V ≤ VCCn ≤ 5.5V, TMIN ≤ TA ≤ TMAX, unless otherwise noted. Symbol Parameter Condition Min Typ Max Units Power Supply IDD Supply Current /MR1 = /MR2 = /RESET1 = /RESET2 = open, VCC1 = VCC2 = 5.5V 10 30 µA /MR1 = /MR2 = /RESET1 = /RESET2 = open, VCC1 = VCC2 = 3.6V 10 20 µA /MR1 = /MR2 = /RESET1 = /RESET2 = open, VCCn = 0V, VCCm = 5.5V 5 15 µA /MR1 = /MR2 = /RESET1 = /RESET2 = open, VCCn = 0V, VCCm = 3.6V 5 10 µA /RESETn OUTPUTS L voltage code 4.5 4.63 4.75 V M voltage code 4.25 4.38 4.50 V S voltage code 2.85 2.93 3.00 V VTHn Reset-voltage threshold T voltage code 3.00 3.08 3.15 V timeout code = 2 20 44 ms timeout code = 3 140 320 tRESET Reset Pulse Width timeout code = 4 1100 2500 VCCn ≥ 4.25V, ISINK = 3.2mA 0.4 V VCCn ≥ 2.5V, ISINK = 1.2mA 0.3 V VOL /RESET Output Voltage Low VCCn ≥ 1V, ISINK = 50µA 0.3 V ILEAK Output leakage /RESET not asserted ±1 µA /MRn INPUTS VIH Input Voltage, High VTHn > 4.0V 2.3 V VTHn < 4.0V 0.7*V CC V VIL Input Voltage, Low VTHn > 4.0V 0.8 V VTHn < 4.0V 0.25* VCC V April 2005 4 M9999-042605 (408) 955-1690 |
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