| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
49 pcs
|
49 pcs | On Request | 1 | On Request | On Request | 10 | On Request | On Request | |
|
16 pcs
|
16 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
| Category | |
| Manufacturer Name | |
| Channel Type | |
| Common Mode Transient Immunity (Min) | |
| Data Rate | |
| Inputs | |
| Isolated Power | |
| Lead Spacing | |
| Mounting Type | |
| Number of Channels | |
| Operating Temperature | |
| Pulse Width Distortion (Max) | |
| Supplier Device Package | |
| Technology | |
| Type | |
| Voltage |
The Analog Devices ADUM1251ARZ is a digital isolator featuring two bidirectional channels compatible with I2C interfaces. This device is suitable for hot-swap applications, preventing data glitches when unpowered cards are inserted into active buses. It operates with supply/logic levels from 3.0V to 5.5V and supports data rates up to 1Mbps.
The ADUM1251ARZ provides 2500Vrms isolation and has a common-mode transient immunity of 25kV/µs. It is designed for operation within a temperature range of -40°C to 105°C. The isolator comes in an 8-lead SOIC package, suitable for surface mount applications.
Key features include bidirectional I2C communication, open-drain interfaces, and a current sink capability of 30mA. The device is qualified for automotive applications and meets various safety and regulatory standards, including UL 1577 and IEC/EN/CSA 62368-1.
This digital isolator is ideal for applications requiring isolated I2C, SMBus, or PMBus interfaces, multilevel I2C interfaces, power supplies, networking, Power over Ethernet, and hybrid electric vehicle battery management systems.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The isolation voltage is 2500Vrms.
The maximum data rate is 1Mbps.
The operating temperature range is -40°C to 105°C.
The ADUM1251ARZ is supplied in an 8-SOIC package.
Yes, the ADUM1251ARZ is suitable for hot swap applications.
It supports supply/logic levels from 3.0V to 5.5V.