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AAT3524 Datasheet(PDF) 4 Page - Advanced Analog Technology, Inc. |
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AAT3524 Datasheet(HTML) 4 Page - Advanced Analog Technology, Inc. |
4 / 9 page AAT3520/2/4 MicroPower™ Microprocessor Reset Circuit 4 3520.2006.03.1.2 Electrical Characteristics V IN = 5V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = 25°C; VCC = 5V for 4.63/4.38V versions; V CC = 3.3V for 3.08/2.93V versions; VCC = 3.0V for 2.63V version; VCC = 2.5V for 2.32/2.2V versions. Symbol Description Conditions Min Typ Max Units V CC Operation Voltage T A = 0ºC to +70ºC 1.0 5.5 V T A = -40ºC to +85ºC 1.2 5.5 I Q Quiescent Current V CC = 5.5V 1.05 3 µA V CC = 3V 0.85 2 V TH RESET Threshold (Table 1) T A = 25ºC V TH - 1.5% V TH V TH + 1.5% V T A = -40ºC to +85ºC V TH - 2.5% V TH V TH + 2.5% ∆V TH/°C RESET Threshold 40 ppm/°C Temperature Coefficient t P RESET Propagation Delay V CC = VTH to (VTH - 100mV) 15 µs RESET Active Timeout -50 Option 30 50 100 t RDY Period -200 Option 150 250 400 ms I SINK = 1.2mA, VCC = VTH(min), 0.3 V OL RESET Low Output Voltage V TH ≤ 3.08V, RESET Asserted V AAT3522, AAT3524 I SINK = 3.2mA, VCC = VTH(min), 0.4 V TH > 3.08V, RESET Asserted I SOURCE = 800µA, VTH > 3.08V, V CC -1.5 V OH RESET High Output Voltage V CC > VTH (max) AAT3522 I SOURCE = 500µA, VTH ≤ 3.08V, 0.8 V CC V V CC > VTH (max) I SINK = 1.2mA, VCC > VTH (max), 0.3 V OL RESET Low Output Voltage V TH ≤ 3.08V, RESET Not Asserted V AAT3520 I SINK = 3.2mA, VCC > VTH (max), 0.4 V TH > 3.08V, RESET Not Asserted I SOURCE = 500µA, VCC > 2.1V, 0.8V CC V OH RESET High Output Voltage RESET Asserted V AAT3520 I SOURCE = 50µA, VCC > 1.2V, 0.8V CC RESET Asserted I DOFF RESET Leakage Current V CC > VTH 1µA AAT3524 |
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