Overview
The AMIS41683CANN1RG is a fault-tolerant CAN (Controller Area Network) transceiver produced by ON Semiconductor. This device serves as an interface between the CAN protocol controller and the physical wires of the CAN bus, primarily designed for low-speed applications up to 125 kB in passenger cars. It is part of the AMIS-41683 series, which features a true 3.3 V digital interface to the CAN controller, making it compatible with a wide range of automotive systems.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC | Supply Voltage | 4.75 | 5.0 | 5.25 | V |
| VBAT | Battery Supply Voltage | 5 | - | 36 | V |
| Temperature Range | Operating Temperature | -40 | - | 125 | °C |
| ICC | Supply Current (Normal Operating Mode) | 1 | 3.7 | 6.3 | mA |
| ICC | Supply Current (Normal Operating Mode, Dominant) | 1 | 8 | 12 | mA |
| IBAT | Battery Current | - | - | 100 | μA |
| VOH (RXD, ERR) | High-Level Output Voltage | VCC - 0.9 | - | - | V |
| VOL (RXD, ERR) | Low-Level Output Voltage | 0 | - | 0.4 | V |
| Package Type | - | - | - | SOIC-14 (Pb-Free) | - |
Key Features
- Fully compatible with ISO11898-3 standard
- Optimized for in-car low-speed communication up to 125 kB
- Supports up to 32 nodes on the CAN bus
- Built-in slope control function and matched CANL and CANH output stages for low electromagnetic emission (EME)
- Fully integrated receiver filters
- Permanent dominant monitoring of transmit data input
- Differential receiver with wide common-mode range for high electromagnetic susceptibility (EMS)
- True 3.3 V digital I/O interface to CAN controller
- Automatic switching to single-wire mode in case of bus failures
- Wake-up interrupt signal and power-on standby mode
Applications
The AMIS41683CANN1RG is primarily designed for low-speed CAN applications in passenger cars, including:
- In-car communication networks
- Automotive control systems
- Vehicle diagnostics and monitoring systems
- Other automotive applications requiring reliable and fault-tolerant CAN communication
Q & A
- What is the primary function of the AMIS41683CANN1RG?
The AMIS41683CANN1RG acts as an interface between the CAN protocol controller and the physical wires of the CAN bus.
- What is the maximum baud rate supported by this device?
The device supports baud rates up to 125 kB.
- How many nodes can be connected on the CAN bus using this transceiver?
Up to 32 nodes can be connected on the CAN bus.
- What is the operating temperature range of the AMIS41683CANN1RG?
The operating temperature range is from -40°C to 125°C.
- What type of package does the AMIS41683CANN1RG come in?
The device comes in a SOIC-14 (Pb-Free) package.
- How does the device handle bus failures?
The device automatically switches to single-wire mode in case of bus failures and returns to differential mode once the failure is removed.
- What is the purpose of the wake-up interrupt signal?
The wake-up interrupt signal is used to activate the external supply voltage regulator and to indicate wake-up events from the CAN bus or local inputs.
- What is the significance of the true 3.3 V digital I/O interface?
The true 3.3 V digital I/O interface allows compatibility with 3.3 V CAN controllers, making it versatile for various automotive systems.
- How does the device reduce electromagnetic emission (EME)?
The device reduces EME through built-in slope control and matched CANL and CANH output stages.
- What are the key electrical characteristics of the AMIS41683CANN1RG?
Key characteristics include supply current, battery current, high-level and low-level output voltages, and input/output voltage thresholds.
