IOB-80

IOB-80 is a 2-channel, 10/100/1000M Ethernet PHY transceiver. It supports IEEE 802.3ab, 802.3u, and 802.3az standards and has the following features:

• 2 10/100/1000M Ethernet ports

• Supports MDI/MDIX auto-flip

• Supports IEEE 802.3az energy-saving technology

• Supports Jumbo frames

• Supports VLAN

• Supports QoS

• Low power consumption

Applications

IOB-80 can be widely used in various networking devices, such as:

• Routers

• Switches

• Wireless access points

• Network printers

• Industrial control equipment

Product Description

1. Pin Definitions

| Pin | Name | Function |

|—|—|—|

| 1 | VDD | Power supply voltage |

| 2 | VSS | Ground |

| 3 | RX_CLK | Receive clock |

| 4 | RX_D0 | Receive data 0 |

| 5 | RX_D1 | Receive data 1 |

| 6 | RX_D2 | Receive data 2 |

| 7 | RX_D3 | Receive data 3 |

| 8 | TX_CLK | Transmit clock |

| 9 | TX_D0 | Transmit data 0 |

| 10 | TX_D1 | Transmit data 1 |

| 11 | TX_D2 | Transmit data 2 |

| 12 | TX_D3 | Transmit data 3 |

| 13 | LED0 | 10/100M link indicator |

| 14 | LED1 | 1000M link indicator |

| 15 | MDIO | Management data input/output |

| 16 | MDC | Management clock |

| 17 | RESET | Reset |

2. Functional Description

• MAC Interface

IOB-80 has 2 independent MAC interfaces, each supporting 10/100/1000M rates.

• PHY Interface

IOB-80 has 2 RJ-45 interfaces for connecting to Ethernet cables.

• Auto-Negotiation

IOB-80 supports auto-negotiation, which can automatically negotiate link rate and duplex mode.

• Energy-Saving Technology

IOB-80 supports IEEE 802.3az energy-saving technology to reduce power consumption.

• Jumbo Frames

IOB-80 supports Jumbo frames to improve the transmission efficiency of large packets.

• VLAN

IOB-80 supports VLANs to divide the network into multiple virtual subnets.

• QoS

IOB-80 supports QoS to assign different priorities to different packets.

3. Application Examples

Router

IOB-80 can be used in routers to provide Internet access for homes or businesses.

Switch

IOB-80 can be used in switches to connect multiple network devices together.

Wireless Access Point

IOB-80 can be used in wireless access points to provide wireless network access for users.

Network Printer

IOB-80 can be used in network printers to allow multiple users to share one printer.