Bcm89890 [exclusive] ✔ 【RELIABLE】

| Feature | BCM89890 | Standard 100BASE-TX | NXP TJA1100 | | :--- | :--- | :--- | :--- | | | 1 | 2 | 1 | | Connector Type | Standard automotive header (H-MTD, MATEnet) | RJ45 (unsuitable for automotive) | Standard automotive | | EMI Performance | Excellent (33 MHz bandwidth) | Poor (125 MHz bandwidth) | Excellent | | Wake-up Support | Yes (digital wake-up) | No | Yes | | Cable Diagnostics | Advanced TDR | Basic | Basic | | Ecosystem | Broadcom switch integration | General purpose | NXP processor integration |

: Acting as a high-speed gateway or ECU-to-ECU backbone for decentralized vehicle processing. Implementation and Support bcm89890

AEC-Q100 qualified with design enhancements to exceed stringent automotive EMI/EMC, noise cancellation, and transmission jitter requirements. | Feature | BCM89890 | Standard 100BASE-TX |

Technical Report: BCM89890 Multigigabit Automotive Ethernet PHY bcm89890