ADUM1280 AD [Analog Devices], ADUM1280 Datasheet
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ADUM1280
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ADUM1280 Summary of contents
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... Bidirectional communication level translation High temperature operation: 125°C High common-mode transient immunity: >25 kV/μs Default high output: ADuM1280/ADuM1281 Default low output: ADuM1285/ADuM1286 Narrow body, RoHS-compliant, 8-lead SOIC Safety and regulatory approvals (pending) UL recognition: 3000 V rms for 1 minute per UL 1577 ...
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... ADuM1280/ADuM1281/ADuM1285/ADuM1286 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 General Description ......................................................................... 1 Functional Block Diagrams ............................................................. 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Electrical Characteristics—5 V Operation................................ 3 Electrical Characteristics—3 V Operation................................ 4 Electrical Characteristics—Mixed 5 V/3 V Operation............ 5 Electrical Characteristics—Mixed 3 V/5 V Operation............ 6 Package Characteristics ............................................................... 7 Regulatory Information ............................................................... 7 Insulation and Safety-Related Specifications ............................ 7 DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12 Insulation Characteristics ...
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... Common-Mode Transient Immunity 1 Refresh Period 1 |CM| is the maximum common-mode voltage slew rate that can be sustained while maintaining V rising and falling common-mode voltage edges. ADuM1280/ADuM1281/ADuM1285/ADuM1286 = Minimum/maximum specifications apply over the entire recommended DD1 DD2 ≤ 5.5 V, −40°C ≤ T ≤ 125°C, unless otherwise noted. Switching specifications are ...
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... Codirectional channel matchi ng is the absol ute value of the difference in propa gation delays betwee n any two c hannels with i nputs on the same side of the isolati on barrier. Opposing-directional channel matching is the abs olute val ue of the differe nce in propagati on delays betwee n any two c hannels wit h inputs on opposi ng sides of the is olation barrier. Table 5. Parameter Symbol Min SUPPLY CURRENT ADuM1280/ADuM1285 I DD1 I DD2 ADuM1281/ADuM1286 ...
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... Common-Mode Transient Immunity Refresh Period 1 |CM| is the maximum common-mode voltage slew rate that can be sustained while maintaining V rising and falling common-mode voltage edges. ADuM1280/ADuM1281/ADuM1285/ADuM1286 = 3.0 V. Minimum/maximum specifications apply over the entire DD1 DD2 ≤ 5.5 V, 2.7 V ≤ V ≤ 3.6 V; and −40°C ≤ T ...
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... Codirectional channel matchi ng is the absol ute value of the difference in propa gation delays betwee n any two c hannels with i nputs on the same side of the isolati on barrier. Opposing-directional channel matching is the abs olute val ue of the differe nce in propagati on delays betwee n any two c hannels wit h inputs on opposi ng sides of the is olation barrier. Table 11. Parameter Symbol Min SUPPLY CURRENT ADuM1280/ADuM1285 I DD1 I DD2 ADuM1281/ADuM1286 ...
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... The asterisk (*) marked on the component designates DIN V VDE V 0884-10 approval. INSULATION AND SAFETY-RELATED SPECIFICATIONS Table 15. Parameter Rated Dielectric Insulation Voltage Minimum External Air Gap (Clearance) Minimum External Tracking (Creepage) Minimum Internal Gap (Internal Clearance) Tracking Resistance (Comparative Tracking Index) Isolation Group ADuM1280/ADuM1281/ADuM1285/ADuM1286 Symbol Min Typ Max Unit Ω ...
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... ADuM1280/ADuM1281/ADuM1285/ADuM1286 DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12 INSULATION CHARACTERISTICS These isolators are suitable for reinforced electrical isolation within the safety limit data only. Maintenance of the safety data is ensured by protective circuits. The asterisk (*) marked on packages denotes DIN V VDE V 0884-10 approval. Table 16. ...
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... Refers to continuous voltage magnitude imposed across the isolation barrier. See the Insulation Lifetime section for more details. ADuM1280/ADuM1281/ADuM1285/ADuM1286 Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied ...
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... IB OB (Not to Scale) GND GND Figure 4. ADuM1280/ADuM1285 Pin Configuration Description 2 5.5 V Supply Voltage for Isolator Side 1. Logic Input A. Logic Input B. Ground 1. Ground reference for Isolator Side 1. Ground 2. Ground reference for Isolator Side 2. Logic Output B. Logic Output A. 2 5.5 V Supply Voltage for Isolator Side 2. ...
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... ADuM1286 Truth Table (Positive Logic) V Input V Input V State IA IB DD1 H H Powered L L Powered H L Powered L H Powered X L Unpowered L X Powered ADuM1280/ADuM1281/ADuM1285/ADuM1286 V State V Output V Output DD2 OA OB Powered H H Powered L L Powered H L Powered L H Powered H H Unpowered Indeterminate Indeterminate V ...
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... ADuM1285 V Supply Current vs. DD1 Data Rate for 5 V and 3 V Operation DATA RATE (Mbps) ADuM1280 or ADuM1285 V Supply Current vs. DD2 Data Rate for 5 V and 3 V Operation DATA RATE (Mbps) ...
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... Figure 13. 100 ADuM128x 10 1 0.1 0.01 0.001 1k Figure 13. Maximum Allowable External Magnetic Flux Density Rev Page examined operating condition because … turn in the receiving coil. ADuM1280 10k 100k 1M 10M MAGNETIC FIELD FREQUENCY (Hz) and 100M ...
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... POWER CONSUMPTION The supply current at a given channel of the isolator is a function of the supply voltage, the data rate of the channel, and the output load of the channel. ADuM1280 For each input channel, the supply current is given by I DDI I ...
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... Analog Devices recommended maximum working voltage. ADuM1280/ADuM1281/ADuM1285/ADuM1286 In the case of unipolar voltage, the stress on the insulation is significantly lower. This allows operation at higher working voltages while still achieving a 50-year service life. The ...
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... OUTLINE DIMENSIONS 0.25 (0.0098) 0.10 (0.0040) COPLANARITY ORDERING GUIDE No. of Inputs, No. of Inputs, 1 Model V Side V Side DD1 DD2 ADuM1280ARZ 2 0 ADuM1280ARZ-RL7 2 0 ADuM1280BRZ 2 0 ADuM1280BRZ-RL7 2 0 ADuM1280CRZ 2 0 ADuM1280CRZ-RL7 2 0 ADuM1281ARZ 1 1 ADuM1281ARZ-RL7 1 1 ADuM1281BRZ 1 1 ADuM1281BRZ-RL7 1 1 ADuM1281CRZ 1 1 ADuM1281CRZ-RL7 1 1 ADuM1285ARZ 2 0 ...