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A1365LKTTN-5-T Datasheet(PDF) 6 Page - Allegro MicroSystems |
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A1365LKTTN-5-T Datasheet(HTML) 6 Page - Allegro MicroSystems |
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6 / 32 page 
Low-Noise, High-Precision, Programmable Linear Hall-Effect Sensor IC With High-Bandwidth (120 kHz) Analog Output and Integrated Fault Comparator A1365 6 Allegro MicroSystems, LLC 115 Northeast Cutoff Worcester, Massachusetts 01615-0036 U.S.A. 1.508.853.5000; www.allegromicro.com Continued on the next page… Characteristic Symbol Test Conditions Min. Typ. Max. Unit1 VOUT Characteristics (continued) DC Output Resistance ROUT TA = 25°C – < 10 – Ω Output Load Resistance RL(PULLUP) VOUT to VCC 4.7 – – kΩ RL(PULLDWN) VOUT to GND 4.7 – – kΩ Output Load Capacitance7 CL VOUT to GND – 1 10 nF Output Slew Rate8 SR Sens = 2 mV/G, CL = 1 nF, TA = 25°C; step magnetic field of 400 G – 230 – V/ms Over Field Fault Characteristics Fault Switchpoint Programming Bits FAULT_ THRESH – 6 – bit Positive Field Fault Switchpoint Range9 VFPSP TA = 25°C, programmable using FAULT_ THRESH bits 0.72 × VCC – 0.88 × VCC V Negative Field Fault Switchpoint Range9 VFNSP TA = 25°C, programmable using FAULT_ THRESH bits 0.12 × VCC – 0.28 × VCC V Fault Switchpoint Step Size StepFAULT TA = 25°C, Average Fault Switchpoint step size, VCC = 5 V – 16 – mV Fault Hysteresis Programming Bits FAULT_HYST – 2 – bit Fault Hysteresis Level Range9 VFHYST TA = 25°C, FAULT_HYST = 0 (decimal), FAULT_THRESH = 0, no hysteresis – 0 – mV TA = 25°C, FAULT_HYST = 1 (decimal), FAULT_THRESH = 0, VCC = 5 V – 30 – mV TA = 25°C, FAULT_HYST = 2 (decimal), FAULT_THRESH = 0, VCC = 5 V – 60 – mV TA = 25°C, FAULT_HYST = 3 (decimal), FAULT_THRESH = 0, maximum hysteresis value, VCC = 5 V – 120 – mV Enable Latched Fault Bit FAULT_ LATCH – 1 – bit DC Fault Switchpoint Error ErrDFS FAULT_THRESH = 0 (decimal), RF(PULLUP) = 10 kΩ from ¯F¯¯A¯¯¯U¯¯L¯¯T¯ to VCC; measured under DC conditions, VFHYST = 60 mV – ±40 – mV DC Fault Switchpoint Symmetry Error ErrDFSS FAULT_THRESH = 0 (decimal), RF(PULLUP) = 10 kΩ from ¯F¯¯A¯¯¯U¯¯L¯¯T¯ to VCC; measured under DC conditions, VFHYST = 60 mV – ±60 – mV ¯F¯¯A¯¯¯U¯¯L¯¯T¯ Pin Low Output Voltage V¯F¯¯A¯¯¯U¯¯L¯¯T¯L RF(PULLUP) = 10 kΩ from ¯F¯¯A¯¯¯U¯¯L¯¯T¯ to VCC – – 0.3 V Transient Fault Response Time10 tTFR RF(PULLUP) = 10 kΩ from ¯F¯¯A¯¯¯U¯¯L¯¯T¯ to VCC, CF = Open, FAULT_THRESH = 0, VOUT step from VOUT(Q) to VOUT = 1.3 × (VFPSP - VOUT(Q)) + VOUT(Q) – 4.5 – µs Transient Fault Release Time tTFRL RF(PULLUP) = 10 kΩ from ¯F¯¯A¯¯¯U¯¯L¯¯T¯ to VCC, CF = Open, FAULT_THRESH = 0, VFHYST = 0 mV, VOUT step from VOUT = 1.1 × (VFPSP - VOUT(Q)) + VOUT(Q) – 2.5 – µs OPERATING CHARACTERISTICS (continued): valid through the full operating temperature range TA, CBYPASS = 0.1 µF, and VCC = 5 V, unless otherwise specified |
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