DEI1184 8CH PROGRAMMABLE DISCRETE INTERFACE W/ EXT HV PROTECTION
■Eight discrete inputs
◆Individually configurable as either GND/OPEN or 28V/OPEN (or 28V/GND) format input.
◆Input threshold and hysteresis per Airbus ABD0100H specification.
▲GND/OPEN mode: 4.5 V / 10.5 V input levels, 3 V hysteresis
▲28V/OPEN mode: 6 V / 12 V input levels, 3V hysteresis
◆1mA input current to prevent dry relay contacts.
◆Internal isolation diode in GND/OPEN mode.
◆Uses external series 3 kΩ resistors on inputs to implement lightning transient immunity of DO160, Section 22 Level 3, and higher levels with the addition of small TVS devices.
■Serial I/O interface to read data register and write configuration register
◆Direct interface to Serial Peripheral Interface (SPI) port.
◆TTL/CMOS compatible inputs and Tristate output
◆10 MHZ Max Data Rate
◆Serial input to expand Shift Register
■Logic Supply Voltage (VCC): 3.3 V +/-5%
■Analog Supply Voltage (VDD): 15 V +/-10%
■16L SOIC EP package
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Datasheet |
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Please see the document for details |
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16 EP SOIC |
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English Chinese Chinese and English Japanese |
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9/22/2020 |
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Rev E |
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DS-MW-01184-01 |
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553 KB |
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