Overview
The L9616 is a bidirectional transceiver designed by STMicroelectronics for signal conditioning and processing in connection with a CAN (Controller Area Network) controller. This device supports data rates of up to 1 Mbaud and can operate with either shielded or non-shielded pairs of lines. It is specifically tailored for automotive applications, ensuring compliance with automotive standards such as AEC-Q100 and ISO/DIS 11898.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VS) | -0.3 to 7 | V |
| Bus Voltage (VC_H, VC_L) | -5 to 36 | V |
| Operating Temperature | -40 to 125 | °C |
| Storage and Junction Temperature | -40 to 150 | °C |
| Supply Current (Dominant) | - 80 | mA |
| Supply Current (Recessive) | - 20 | mA |
| TXO High Level Input Voltage | 0.7 VS - VS | V |
| TXO Low Level Input Voltage | 0 - 0.3 VS | V |
| ASC Input Voltage for High Speed | 0 - 0.1 VS | V |
| ASC Input Voltage for Low Speed | 0.9 VS - VS | V |
| Package | SO-8 |
Key Features
- AEC-Q100 qualified for automotive reliability and quality.
- Compliance with ISO/DIS 11898 up to 1 Mbaud.
- Transmitter: Generation of differential output signals, short circuit protection from -5 V to 36 V, slope control to reduce RFI and EMI, and two states adjustable slope control (≤1 Mbaud / ≤250 Kbaud).
- Receiver: Differential input with high interference suppression, common mode input voltage range (VCOM) from -2 V to VS+3 V, and ESD protection level up to 4 kV.
- Adjustable slope control via the ASC pin to select between high speed (≤ 1 Mbaud) and low speed (≤ 250 kbaud) operation.
- Short circuit detection and shutdown to prevent IC destruction and high supply current consumption.
- Overvoltage protection threshold on C_L.
Applications
The L9616 is primarily used in automotive applications, serving as an interface between a CAN controller and the physical bus. It is suitable for various automotive systems that require reliable and high-speed data communication. Additionally, it can be used in industrial environments where similar communication standards are applied.
Q & A
- What is the primary function of the L9616?
The L9616 is a bidirectional transceiver for signal conditioning and processing in connection with a CAN controller.
- What are the supported data rates for the L9616?
The L9616 supports data rates of up to 1 Mbaud.
- What type of protection does the L9616 offer against short circuits?
The L9616 offers short circuit protection from -5 V to 36 V, with detection and shutdown capabilities.
- How does the ASC pin function in the L9616?
The ASC pin allows for the selection between high speed (≤ 1 Mbaud) and low speed (≤ 250 kbaud) operation by adjusting the rise and fall slope of the bus output.
- What is the operating temperature range of the L9616?
The operating temperature range is from -40°C to 125°C.
- What is the storage and junction temperature range of the L9616?
The storage and junction temperature range is from -40°C to 150°C.
- What type of package is the L9616 available in?
The L9616 is available in an SO-8 package.
- Does the L9616 have ESD protection?
Yes, the L9616 has ESD protection up to 4 kV.
- Is the L9616 compliant with any automotive standards?
Yes, the L9616 is AEC-Q100 qualified and compliant with ISO/DIS 11898.
- What is the common mode input voltage range of the receiver?
The common mode input voltage range (VCOM) is from -2 V to VS+3 V.
