| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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20 pcs
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20 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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| Manufacturer Name | |
| Channel Type | |
| Common Mode Transient Immunity (Min) | |
| Data Rate | |
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| Isolated Power | |
| Mounting Type | |
| Number of Channels | |
| Operating Temperature | |
| Propagation Delay tpLH | |
| Pulse Width Distortion (Max) | |
| Rise | |
| Supplier Device Package | |
| Supplier Package | |
| Technology | |
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| Voltage |
The Texas Instruments ISO1643DWR is a hot-swappable, low-power, bidirectional isolator compatible with I2C interfaces. It provides robust isolation with enhanced EMC characteristics, featuring a 5000 V RMS isolation rating per UL1577 in the 16-DW package.
This digital isolator supports bidirectional data transfer up to 1.7 MHz and includes up to 3 additional unidirectional isolated GPIO channels supporting 50 Mbps speed. It has a wide operating temperature range of -40°C to +125°C and a common mode transient immunity of 50 kV/µs minimum.
The ISO1643DWR is available in a 16-SOIC package and is designed for surface mounting. Its robust isolation barrier and enhanced EMC make it suitable for applications requiring reliable isolated communication.
Key electrical specifications include a working isolation voltage of 1500 V RMS, a surge isolation voltage of 10000 Vpk, and a transient isolation voltage of 7071 Vpk. The device also features a typical propagation delay of 70 ns and a maximum pulse width distortion of 45 ns.
| Qty | Low | High |
|---|---|---|
| 1+ | $2.40 | $2.40 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The ISO1643DWR has an isolation voltage rating of 5000 Vrms per UL1577.
The ISO1643DWR supports a maximum data rate of 1.7 MHz.
The operating temperature range for the ISO1643DWR is -40°C to 125°C.
The ISO1643DWR is available in a 16-SOIC package.
The ISO1643DWR supports bidirectional I2C and SPI communication.