Overview
The MC33665ATF4AE is a general-purpose battery management communication gateway and Transport Protocol Link (TPL) transceiver developed by NXP USA Inc. This device is designed to route messages from different TPL ports to standard communication protocols such as SPI, CAN FD, and UART, ensuring compatibility with most microcontrollers available in the market. It is particularly suited for battery management systems (BMS) in automotive and industrial applications, including hybrid electric vehicles (HEVs), electric vehicles (EVs), and energy storage systems (ESS).
Key Specifications
| Part Number | Description | Package | CAN FD | SPI | TPL |
|---|---|---|---|---|---|
| MC33665ATF4AE | CAN FD gateway with 4 TPL ports | LQFP48 | X | X | 4 |
Additional Specifications:
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Key Features
- Supports MCU host interface with SPI, CAN FD, or UART protocols
- Four TPL ports for isolated daisy chain communication, supporting both capacitive and inductive isolation
- Message buffering with configurable response and request buffers
- Internal oscillator with or without external crystal support
- General-purpose inputs/outputs (GPIOs) with assignable status and events
- I2C-bus master interface for controlling external devices such as EEPROMs and security ICs
- Unique device ID and wake-up input
- Suitable for safety-critical applications up to ASIL D level
Applications
- Battery Management Systems (BMS) in automotive and industrial applications
- Hybrid Electric Vehicles (HEVs) and Electric Vehicles (EVs)
- Energy Storage Systems (ESS) and UPS systems
- Safety-critical applications requiring high reliability and isolation
Q & A
- What is the primary function of the MC33665ATF4AE?
The MC33665ATF4AE is a battery management communication gateway and TPL transceiver that routes messages from different TPL ports to standard communication protocols like SPI, CAN FD, and UART.
- What communication protocols does the MC33665ATF4AE support?
The device supports SPI, CAN FD, and UART protocols.
- How many TPL ports does the MC33665ATF4AE have?
The device has four TPL ports for isolated daisy chain communication.
- What is the operating temperature range of the MC33665ATF4AE?
The operating temperature range is -40 °C to +125 °C, making it AEC-Q100 grade 1 qualified.
- Can the MC33665ATF4AE be used in safety-critical applications?
Yes, it is suitable for safety-critical applications up to ASIL D level.
- What package type is the MC33665ATF4AE available in?
The device is available in an LQFP48 package with 48 terminals, 0.50 mm pitch, and a body size of 7 × 7 × 1.4 mm.
- Does the MC33665ATF4AE support internal or external oscillators?
The device supports both internal oscillators with or without external crystals.
- What is the maximum data rate for CAN FD in the MC33665ATF4AE?
The maximum data rate for CAN FD is up to 5 Mbit/s.
- Does the MC33665ATF4AE have GPIOs?
Yes, the device has general-purpose inputs/outputs (GPIOs) with assignable status and events.
- Can the MC33665ATF4AE be used in automotive applications?
Yes, it is designed for use in automotive and industrial applications, including HEVs and EVs.
