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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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AM79R79-3JC Fiches technique(PDF) 8 Page - Advanced Micro Devices |
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AM79R79-3JC Fiches technique(HTML) 8 Page - Advanced Micro Devices |
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8 / 20 page  8 Am79R79 Data Sheet ELECTRICAL CHARACTERISTICS (continued) Description Test Conditions (See Note 1) Min Typ Max Unit Note Line Characteristics IL, Loop-current accuracy IL in constant-current region, B2EN = 0 0.915IL IL 1.085IL mA IL, Long loops, Active state RLDC = 600 Ω, RSGL = open 20 21.7 RLDC = 750 Ω, RSGL = short 20 IL, Accuracy, Standby state 0.8IL IL 1.2IL IL = constant-current region TA = 25°C 18 27 39 –40°C to +85°C 18 27 4 ILLIM Active, A and B to ground 55 110 OHT, A and B to ground 55 4 IL, Loop current, Open Circuit state RL = 0 100 µA IA, Pin A leakage, Tip Open state RL = 0 100 IB, Pin B current, Tip Open state B to ground 34 mA VA, Standby, ground-start signaling A to –48 V = 7 k Ω, B to ground = 100 Ω –7.5 –5 V 4 VAB, Open Circuit voltage 42.8 8 Power Supply Rejection Ratio (VRIPPLE = 100 mVrms), Active Normal State VCC 50 Hz to 3400 Hz 33 50 dB 5 VNEG 50 Hz to 3400 Hz 30 40 VBAT1 50 Hz to 3400 Hz 30 50 VBAT2 50 Hz to 3400 Hz 30 50 Power Dissipation On hook, Open Circuit state VBAT1 48 100 mW On hook, Standby state VBAT2 55 80 10 On hook, OHT state VBAT1 200 300 On hook, Active state VBAT1 220 350 Off hook, Standby state VBAT1 or VBAT2 RL = 300 Ω 2000 2800 10 Off hook, OHT state VBAT1 RL = 300 Ω 2000 2200 Off hook, Active state VBAT2 RL = 300 Ω 550 750 Supply Currents ICC, Open Circuit state 3.0 4.5 mA On-hook VCC supply current Standby state 3.2 5.5 OHT state 6.2 8.0 Active state–normal 6.5 9.0 INEG, Open Circuit state 0.1 0.2 On-hook VNEG supply current Standby state 0.1 0.2 OHT state 0.7 1.1 Active state–normal 0.7 1.1 IBAT, Open Circuit state 0.45 1.0 On-hook VBAT supply current Standby state 0.6 1.5 OHT state 2.0 4.0 Active state–normal 2.7 5.0 I L V BAT1 10V – R L 400 + ------------------------------------ = |
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Description similaire - AM79R79-3JC |
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