NXP MPC574xP Hardware Design Guide (AN5267)
Hardware design guide for NXP MPC574xP microcontrollers, covering power supplies, clock circuitry, reset configurations, debug interfaces, and automotive communication modules.
Overview
This application note provides comprehensive hardware design guidelines for the NXP MPC574xP Power Architecture microcontroller, optimized for automotive chassis and safety applications. It details power supply requirements for 3.3V and 1.25V rails, including configurations for using the internal regulator with an external ON Semiconductor NJD2873 ballast transistor. The document includes package-specific pinouts for 144 LQFP and 257 MAPBGA options, decoupling capacitor recommendations, and clock circuitry requirements. It also provides reference schematics and interface guidelines for automotive communication modules including LIN, CAN, Ethernet, and Zipwire, as well as debug connections for JTAG and Nexus trace interfaces.
Use Cases
- Automotive chassis control systems
- Electric power steering (EPS)
- Electronic stability control (ESC)
- Safety-critical automotive applications
- Advanced driver assistance systems (ADAS)
Topics
Referenced Parts
Samtec
simplex lanes | 17 position (2 x 17, 34 pin) | Samtec | Samtec ASP-137973-01 | See NXP application note AN4224, “MPC57xx Nexus Debug Connectors”, for further details and
Samtec
MDO signals | 25 position (2 x 25, 50 pin) | Samtec | Samtec ASP-148422-01 | Nexus parallel trace up to 12
MPC574xP
NXP Semiconductors
The MPC574xP is a Power Architecture® based microcontroller targeting automotive chassis and safety applications.
767054-1
Tyco Electronics
38 pin Mictor Tyco 767054-1
MC33661
NXP
typical interface implemented using the NXP MC33661 LIN transceiver.
MC33661
NXP
Figure 11. Typical LIN connections using the NXP MC33661
MC33902
NXP
For target systems that require full diagnostics of the CAN interface, the NXP MC33902 high-speed
TJA1050
NXP
CAN bus for high-speed applications using the NXP TJA1050 HS CAN transceiver.
TJA1054
NXP
CAN bus for low-speed applications using the NXP TJA1054 LS CAN transceiver. Optionally, the
ERF8
Samtec
The Samtec ERF8 series of connectors is intended for high speed applications requiring a minimum
ERF8
Samtec
speed connector system, such as the Samtec ERF8 0.8 mm Edge Rate Rugged High Speed
4-pin
Molex
Part numbers for the 4-pin Molex connector are shown in the table below.
4-pin
Molex
There is not a standard industry-defined LIN connector. NXP uses a 4-pin Molex© connector that
| 2514-6002UB | 3M | 14 pin Berg 3M 2514-6002UB |
| ASP-137973-01 | Samtec | 17 position (2 x 17, 34 pin) Samtec Samtec ASP-137973-01 |
| ASP-148422-01 | Samtec | 25 position (2 x 25, 50 pin) Samtec Samtec ASP-148422-01 |
| ASP-137973-01 | Samtec | simplex lanes | 17 position (2 x 17, 34 pin) | Samtec | Samtec ASP-137973-01 | See NXP application note AN4224, “MPC57xx Nexus Debug Connectors”, for further details and |
| ASP-148422-01 | Samtec | MDO signals | 25 position (2 x 25, 50 pin) | Samtec | Samtec ASP-148422-01 | Nexus parallel trace up to 12 |
| ASP-137973-01 | Samtec | Samtec ASP-137973-01 |
| ASP-148422-01 | Samtec | Samtec ASP-148422-01 |
| NJD2873 | Onsemi | The recommended transistor is the ON Semiconductor™ NJD2873. |
| MPC574xP | NXP Semiconductors | The MPC574xP is a Power Architecture® based microcontroller targeting automotive chassis and safety applications. |
| 767054-1 | Tyco Electronics | 38 pin Mictor Tyco 767054-1 |
| MC33661 | NXP | typical interface implemented using the NXP MC33661 LIN transceiver. |
| MC33661 | NXP | Figure 11. Typical LIN connections using the NXP MC33661 |
| MC33902 | NXP | For target systems that require full diagnostics of the CAN interface, the NXP MC33902 high-speed |
| TJA1050 | NXP | CAN bus for high-speed applications using the NXP TJA1050 HS CAN transceiver. |
| TJA1054 | NXP | CAN bus for low-speed applications using the NXP TJA1054 LS CAN transceiver. Optionally, the |
| ERF8 | Samtec | The Samtec ERF8 series of connectors is intended for high speed applications requiring a minimum |
| ERF8 | Samtec | speed connector system, such as the Samtec ERF8 0.8 mm Edge Rate Rugged High Speed |
| 4-pin | Molex | Part numbers for the 4-pin Molex connector are shown in the table below. |
| 4-pin | Molex | There is not a standard industry-defined LIN connector. NXP uses a 4-pin Molex© connector that |