Datasheet for KJ3242X1-BK1 12P4711X052
Overview
The KJ3242X1-BK1 12P4711X052 is a high-performance, low-power 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-efficient Ethernet
- Supports Jumbo frames
- Supports VLAN
- Supports QoS
- Low power consumption
Applications
The KJ3242X1-BK1 12P4711X052 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
The KJ3242X1-BK1 12P4711X052 has 2 independent MAC interfaces, each supporting 10/100/1000M rates.
- PHY Interface
The KJ3242X1-BK1 12P4711X052 has 2 RJ-45 interfaces for connecting to Ethernet cables.
- Auto-Negotiation
The KJ3242X1-BK1 12P4711X052 supports auto-negotiation, which can automatically negotiate link rate and duplex mode.
- Energy-Efficient Ethernet
The KJ3242X1-BK1 12P4711X052 supports IEEE 802.3az energy-efficient Ethernet to reduce power consumption.
- Jumbo Frames
The KJ3242X1-BK1 12P4711X052 supports Jumbo frames to improve the transmission efficiency of large packets.
- VLAN
The KJ3242X1-BK1 12P4711X052 supports VLANs to divide the network into multiple virtual subnets.
- QoS
The KJ3242X1-BK1 12P4711X052 supports QoS to assign different priorities to different packets.
3. Application Examples
The KJ3242X1-BK1 12P4711X052 can be used in a variety of applications, including:
- Routers
The KJ3242X1-BK1 12P4711X052 can be used in routers to provide Internet access for homes or businesses.
- Switches
The KJ3242X1-BK1 12P4711X052 can be used in switches to connect multiple network devices together.
- Wireless Access Points
The KJ3242X1-BK1 12P4711X052 can be used in wireless access points to provide wireless network access for users.
- Network Printers
The KJ324
KJ3242X1-BK1 12P4711X052
KJ3242X1-BK1 12P4711X052
KJ3242X1-BK1 12P4711X052
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