The Teridian 78Q8430 is a 10/100 Fast Ethernet controller supporting multi-media offload. The device is optimized for host processor offloading and throughput enhancements for demanding multi-media applications found in Set Top Box, IP Video and Broadband Media Appliance applications.
The Teridian 78Q8430 is a single‑chip 10Base‑T/100Base‑TX Fast Ethernet MAC and PHY solution optimized for video‑intensive applications such as set‑top boxes, IP video, and broadband media appliances. It offers a pseudo‑SRAM host bus interface, IEEE‑802.3 compliance, Auto‑MDI/MDIX, and extensive packet‑processing capabilities, including jumbo‑frame support and QoS priority levels.
The datasheet details electrical specifications, pin descriptions, host‑interface timing, functional block diagrams, register maps, ordering information, and related documentation. It also lists operating temperature range, power‑down features, Wake‑on‑LAN support, and packaging options, making it a comprehensive reference for hardware designers and firmware developers.
| Supported Ethernet speeds | 10Base‑T and 100Base‑TX |
|---|---|
| Power supply voltage | 3.3 V |
| Operating temperature range | -40 °C to +85 °C |
| On‑chip SRAM FIFO size | 32 kB |
| Transmit priority levels (QoS) | 4 |
| Package type | 100‑pin LQFP |
| Auto‑MDI/MDIX support | Enabled |
| Wake‑on‑LAN (Magic Packet) support | Enabled |
It supports both 10Base‑T and 100Base‑TX Ethernet speeds.
The device operates from –40 °C to +85 °C.
It requires a single 3.3 V power supply.
Yes, it includes Wake‑on‑LAN (Magic Packet) functionality.