Overview
The NXP MC33662LEFR2 is a LIN (Local Interconnect Network) physical layer component designed for automotive LIN sub-bus applications. It is compliant with LIN 2.1, SAE J2602-2, and ISO 17987-4:2016 standards. This device is part of NXP's SMARTMOS technology family, offering high reliability, low power consumption, and excellent electromagnetic compatibility (EMC) performance. The MC33662LEFR2 is particularly suited for cost-effective communication in automotive systems where the full features of CAN (Controller Area Network) are not required.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | NXP USA Inc. | Supply Voltage - Min. | 7 V |
| Package | 8-SOIC (0.154, 3.90mm Width) | Supply Voltage - Max. | 18 V |
| Maximum Operating Temperature | 125°C | Minimum Operating Temperature | -40°C |
| Maximum Baud Rate | 20 kbps | Mounting Style | SMD/SMT |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | RoHS Status | ROHS Compliant |
| ESD Protection | Up to 15kV on LIN Bus, 20kV on WAKE pin, 25kV on VSUP pin | Load Dump Handling | Up to 40V |
Key Features
- Compliant with LIN 2.0, LIN 2.1, LIN 2.2, LIN 2.2A, SAE J2602, and ISO 17987-4:2016 standards.
- Operates within a wide supply voltage range of 7V to 18V and handles up to 40V during load dump.
- Maximum baud rate of 20 kbps.
- Active bus wave shaping for excellent radiated emission performance.
- High ESD robustness: up to 15kV on LIN Bus, 20kV on WAKE pin, and 25kV on VSUP pin.
- Low standby current in sleep mode and overtemperature protection.
- Local and remote wake-up capability reported by the RXD pin.
- Pin-to-pin compatible with TJA1021.
- Very high immunity against electromagnetic interference.
Applications
- Automotive systems: engine control units, body control modules, gateways, roof, door, lighting, HVAC, powertrain (EMS, start and stop), BMS, safety, and chassis (TPMS, seat belt).
- Industrial control panels.
- Medical devices.
- Home appliances.
Q & A
- Q: What is the MC33662LEFR2 used for?
A: The MC33662LEFR2 is used as a LIN physical layer component for automotive LIN sub-bus applications, providing cost-effective communication between microcontrollers and sensors.
- Q: What are the key standards the MC33662LEFR2 complies with?
A: The MC33662LEFR2 is compliant with LIN 2.0, LIN 2.1, LIN 2.2, LIN 2.2A, SAE J2602, and ISO 17987-4:2016 standards.
- Q: What is the operating voltage range of the MC33662LEFR2?
A: The MC33662LEFR2 operates within a supply voltage range of 7V to 18V and can handle up to 40V during load dump.
- Q: What is the maximum baud rate of the MC33662LEFR2?
A: The maximum baud rate of the MC33662LEFR2 is 20 kbps.
- Q: What kind of ESD protection does the MC33662LEFR2 offer?
A: The MC33662LEFR2 offers ESD protection up to 15kV on the LIN Bus, 20kV on the WAKE pin, and 25kV on the VSUP pin.
- Q: Is the MC33662LEFR2 RoHS compliant?
A: Yes, the MC33662LEFR2 is ROHS compliant.
- Q: What is the moisture sensitivity level (MSL) of the MC33662LEFR2?
A: The MSL of the MC33662LEFR2 is 3 (168 Hours).
- Q: What are the typical applications of the MC33662LEFR2?
A: Typical applications include automotive systems, industrial control panels, medical devices, and home appliances.
- Q: How does the MC33662LEFR2 handle electromagnetic interference?
A: The MC33662LEFR2 has very high immunity against electromagnetic interference.
- Q: What is the warranty period for the MC33662LEFR2 from some suppliers?
A: Some suppliers, like Ovaga, offer a 1-year warranty on the MC33662LEFR2.
