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MIC811JU Datasheet(PDF) 4 Page - Micrel Semiconductor |
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MIC811JU Datasheet(HTML) 4 Page - Micrel Semiconductor |
4 / 7 page MIC811/812 Micrel MIC811/812 4 September 2005 Absolute Maximum Ratings(Note 1) Terminal Voltage (VCC).................................–0.3V to +6.0V Input Current (VCC, /MR)............................................ 20mA Output Current (/RESET, RESET).............................. 20mA Lead Temperature (soldering, 10 sec.)...................... 300°C Storage Temperature (TS) .......................... –65°C to 150°C Rate of Rise (VCC).................................................. 100V/µs ESD Rating, Note 3....................................................... 3kV Operating Ratings(Note 2) Operating Temperature Range MIC811 ..................................................... –40°C to 85°C MIC812 ..................................................... –40°C to 85°C Power Dissipation (TA = +70°C) ..............................320mW Electrical Characteristics For typical values, VCC = 5V for MIC8_L/M/J, VCC = 3.3V for MIC8_S/T, VCC = 3V for MIC8_R; TA = 25°C, bold values indicate –40°C ≤ TA ≤ +85°C; unless noted Symbol Parameter Condition Min Typ Max Units VCC Operating Voltage Range TA = –40°C to 85°C 1 5.5 V ICC Supply Current MIC811L/M/J, MIC812L/M/J: 5 15 µA VCC = 5.0V, no load MIC811S/T, MIC812S/T 5 10 µA VCC = 3.3V, no load MIC811R, MIC812R: VCC = 3.0V, no load 5 10 µA VTH Reset Voltage Threshold MIC811L, MIC812L 4.50 4.63 4.75 V MIC811M, MIC812M 4.25 4.38 4.50 V MIC811J, MIC812J 3.89 4.00 4.10 V MIC811T, MIC812T 3.00 3.08 3.15 V MIC811S, MIC812S 2.85 2.93 3.00 V MIC811R, MIC812R 2.55 2.63 2.70 V tRST Reset Timeout Period 140 240 560 ms VOH /RESET Output Voltage ISOURCE = 800µA, MIC811L/M/J VCC–1.5V V ISOURCE = 500µA, MIC811R/S/T 0.8×VCC V VOL /RESET Output Voltage VCC = VTH min., ISINK = 3.2mA, MIC811L/M/J 0.4 V VCC = VTH min., ISINK = 1.2mA, MIC811R/S/T 0.3 V VCC > 1V, ISINK = 50µA, TA = –40° to +85°C 0.3 V VOH RESET Output Voltage 1.8V < VCC < VTH min., ISOURCE = 150µA 0.8×VCC V VOL RESET Output Voltage ISINK = 3.2mA, MIC812L/M/J 0.4 V ISINK = 1.2mA, MIC812R/S/T 0.3 V /MR Minimum Pulse Width 10 µs /MR to Reset Delay 0.5 µs VIH /MR Input Threshold VCC > VTH max., MIC81_L/M/J 2.3 V MIC81_R/S/T 0.7×VCC V VIL /MR Input Threshold VCC . VTH max., MIC81-L/M/J 0.8 V MIC81-R/S/T 0.25×VCC /MR Pull-Up Resistance 10 20 30 kΩ /MR Glitch Immunity 100 ns Note 1. Exceeding the absolute maximum rating may damage the device. Note 2. The device is not guaranteed to function outside its operating rating. Note 3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF. |
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