ADUM7440ARQZ Analog Devices Inc, ADUM7440ARQZ Datasheet
ADUM7440ARQZ
Specifications of ADUM7440ARQZ
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ADUM7440ARQZ Summary of contents
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... V 5 ENCODE DECODE DECODE ENCODE DD1B DD2B GND 9 GND Figure 2. ADuM7441 One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Tel: 781.329.4700 Fax: 781.461.3113 1 are 4-channel digital isolators based on the DD1A ADuM7442 GND ENCODE DECODE ENCODE DECODE DECODE ENCODE DECODE ENCODE 11 ...
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ADuM7440/ADuM7441/ADuM7442 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—3.3 V Operation ............................ 4 Electrical Characteristics—Mixed 5 ...
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SPECIFICATIONS ELECTRICAL CHARACTERISTICS—5 V OPERATION All typical specifications are 25° operation range of 4.5 V ≤ V ≤ 5.5 V, 4.5 V ≤ V DD1 are tested with pF, and CMOS signal ...
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ADuM7440/ADuM7441/ADuM7442 ELECTRICAL CHARACTERISTICS—3.3 V OPERATION All typical specifications are 25° operation range of 3.0 V ≤ V ≤ 3.6 V, 3.0 V ≤ V DD1 are tested with and CMOS signal ...
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ELECTRICAL CHARACTERISTICS—MIXED 5 V/3.3 V OPERATION All typical specifications are 25° mended operation range of 4.5 V ≤ V DD1 specifications are tested with and CMOS signal levels, unless otherwise noted. ...
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ADuM7440/ADuM7441/ADuM7442 ELECTRICAL CHARACTERISTICS—MIXED 3.3 V/5 V OPERATION All typical specifications are 25° mended operation range of 3.0 V ≤ V DD1 specifications are tested with and CMOS signal levels, unless otherwise ...
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PACKAGE CHARACTERISTICS Table 13. Parameter Resistance (Input-to-Output) 1 Capacitance (Input-to-Output) 1 Input Capacitance 2 IC Junction-to-Ambient Thermal Resistance 1 The device is considered a 2-terminal device: Pin 1 through Pin 8 are shorted together and Pin 9 through Pin 16 ...
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ADuM7440/ADuM7441/ADuM7442 ABSOLUTE MAXIMUM RATINGS T = 25°C, unless otherwise noted. A Table 17. Parameter Rating Storage Temperature (T ) Range −65°C to +150°C ST Ambient Operating Temperature (T ) −40°C to +105°C A Supply Voltages ( −0.5 ...
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PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS Table 20. ADuM7440 Pin Function Descriptions Pin No. Mnemonic Description 1 V Supply Voltage A for Isolator Side 1 (3 5.5 V). Pin 1 must be connected externally to Pin 7. Connect a ...
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ADuM7440/ADuM7441/ADuM7442 Table 21. ADuM7441 Pin Function Descriptions Pin No. Mnemonic Description 1 V Supply Voltage A for Isolator Side 1 (3 5.5 V). Pin 1 must be connected externally to Pin 7. Connect a ceramic DD1A bypass capacitor ...
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Table 22. ADuM7442 Pin Function Descriptions Pin No. Mnemonic Description 1 V Supply Voltage A for Isolator Side 1 (3 5.5 V). Pin 1 must be connected externally to Pin 7. Connect a ceramic DD1A bypass capacitor of ...
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ADuM7440/ADuM7441/ADuM7442 TYPICAL PERFORMANCE CHARACTERISTICS DATA RATE (Mbps) Figure 8. Typical Supply Current per Input Channel vs. Data Rate for 5 V and 3 V Operation ...
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DATA RATE (Mbps) Figure 14. Typical ADuM7441 V Supply Current vs. Data Rate DD2 for 5 V and 3 V Operation ADuM7440/ADuM7441/ADuM7442 ...
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... ADuM7440/ADuM7441/ADuM7442 APPLICATIONS INFORMATION PC BOARD LAYOUT The ADuM744x digital isolators require no external interface circuitry for the logic interfaces. Power supply bypassing is strongly recommended at the input and output supply pins (see Figure 16). A total of four bypass capacitors should be connected between Pin 1 and Pin 2 for V ...
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MAGNETIC FIELD FREQUENCY (Hz) Figure 18. Maximum Allowable External Magnetic Flux Density For example magnetic field frequency of 1 MHz, the maximum allowable magnetic field of 0.5 ...
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ADuM7440/ADuM7441/ADuM7442 The insulation lifetime of the ADuM744x depends on the voltage waveform type imposed across the isolation barrier. The iCoupler insulation structure degrades at different rates depending on whether the waveform is bipolar ac, unipolar ac, or dc. Figure 20, ...
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... PARENTHESES) ARE ROUNDED-OFF INCH EQUIVALENTS FOR REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN. ORDERING GUIDE Number Number of Inputs, of Inputs, Model 1 V Side V Side DD1 DD2 ADuM7440ARQZ 4 0 ADuM7440ARQZ-RL7 4 0 ADuM7440CRQZ 4 0 ADuM7440CRQZ-RL7 4 0 ADuM7441ARQZ 3 1 ADuM7441ARQZ-RL7 3 1 ADuM7441CRQZ 3 1 ...
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ADuM7440/ADuM7441/ADuM7442 NOTES Rev Page ...
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NOTES ADuM7440/ADuM7441/ADuM7442 Rev Page ...
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ADuM7440/ADuM7441/ADuM7442 NOTES ©2009–2011 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D08340-0-2/11(B) Rev Page ...