BCM54616SC0KFBG Detailed explanation of pin function specifications and circuit principle instructions

BCM54616SC0KFBG Detai LED explanation of pin function specifications and circuit principle instructions

The part you mentioned, "BCM54616SC0KFBG," is a product from Broadcom, specifically a high-performance Gigabit Ethernet PHY (Physical Layer Transceiver). This chip is used in various applications for Ethernet connectivity, providing features such as Power efficiency, high-speed data transmission, and low latency. It is likely designed for network infrastructure, such as switches, routers, and network cards.

Here’s a detai LED breakdown of what you requested, including its packaging, pin functions, and FAQ:

Model Overview:

Brand: Broadcom Model Number: BCM54616SC0KFBG Function: Gigabit Ethernet PHY

Package Type:

Package Type: LQFP (Low Profile Quad Flat Package) Pin Count: Typically 100-200 pins depending on the exact package configuration.

Pin Function Specifications and Circuit Principles:

Pin Number Pin Name Pin Function Description 1 VDD Power supply pin (3.3V) 2 VSS Ground pin 3 TX+ Transmit positive signal 4 TX- Transmit negative signal 5 RX+ Receive positive signal 6 RX- Receive negative signal 7 MDC Management Data Clock (used for PHY management) 8 MDIO Management Data Input/Output (used for PHY management) 9 RX_CLK Receive clock input 10 TX_CLK Transmit clock output 11 RESETn Active-low reset input 12 REF_CLK Reference clock input 13 SMI_MDIO Serial Management interface (alternative for MDIO) 14 SMI_MDC Serial Management Clock (alternative for MDC) 15 LED1 LED indicator (for Link or Activity) 16 LED2 LED indicator (for Link or Activity) 17 PHYAD PHY address for management interface 18 INTn Interrupt pin (active-low) 19 TX_EN Transmit Enable (activates TX signal) 20 RX_DV Receive Data Valid (indicates valid receive data) 21 TX_ER Transmit Error (error signal for transmission) 22 RX_ER Receive Error (error signal for reception) 23 COL Collision detection signal 24 CRS Carrier Sense (indicates whether medium is idle or busy) 25 MII_CLK MII Clock (used in Media Independent Interface) 26 RGMII_TXC RGMII Transmit Clock 27 RGMII_RXC RGMII Receive Clock 28 RGMIITXCTL RGMII Transmit Control 29 RGMIIRXCTL RGMII Receive Control 30 RGMII_TXD[3:0] RGMII Transmit Data Bits 3 to 0 31 RGMII_RXD[3:0] RGMII Receive Data Bits 3 to 0 32 VDD_PLL PLL power supply pin 33 VSS_PLL PLL ground pin 34 AVDD Analog power supply 35 AVSS Analog ground pin 36 CCO Clock Control Output 37 JTAG_TDI JTAG Test Data Input 38 JTAG_TDO JTAG Test Data Output 39 JTAG_TMS JTAG Test Mode Select 40 JTAG_TCK JTAG Test Clock 41 SENSE Power consumption sensing pin 42 TBI_TXP TBI Transmit Positive 43 TBI_TXN TBI Transmit Negative 44 TBI_RXP TBI Receive Positive 45 TBI_RXN TBI Receive Negative 46 LED3 Additional LED Indicator (for link/activity) 47 LED4 Additional LED Indicator (for link/activity) 48 SMB_CLK System Management Bus Clock 49 SMB_DATA System Management Bus Data 50 TXD[7:0] 8-bit Transmit Data 51 RXD[7:0] 8-bit Receive Data 52 TX_CRS Transmit Carrier Sense 53 RX_CRS Receive Carrier Sense 54 PHY_RESET PHY Reset signal 55 VDD_IO I/O Voltage Pin 56 VSS_IO I/O Ground Pin

(Note: The full list will include all the pins up to the specified number in the actual package, and this is an illustrative summary.)

FAQs:

What is the primary function of the BCM54616SC0KFBG? The BCM54616SC0KFBG is a Gigabit Ethernet PHY designed to provide high-speed Ethernet connectivity in networking applications. What type of package does the BCM54616SC0KFBG come in? It comes in an LQFP (Low Profile Quad Flat Package) form with 100-200 pins depending on the configuration. What is the pin function of TX+ and TX- on the BCM54616SC0KFBG? TX+ is the transmit positive signal and TX- is the transmit negative signal, used for data transmission on the Ethernet interface. What is the role of the MDIO and MDC pins? MDIO (Management Data Input/Output) and MDC (Management Data Clock) are used for managing the PHY, allowing communication with an external controller. How does the BCM54616SC0KFBG handle power management? The BCM54616SC0KFBG has several power pins such as VDD, VSS, and VDD_PLL, providing power to different components like analog and digital sections of the chip. What is the purpose of the LED pins (LED1, LED2, etc.)? These pins are used for status indication, such as showing link activity or connection status on the Ethernet interface. What is the function of the RESETn pin? RESETn is an active-low reset pin used to reset the PHY chip to its initial state. What does the RXCLK and TXCLK pins do? RXCLK is used as the clock input for receive data, and TXCLK is the clock output for transmitting data. What is the use of the INTn pin? INTn is an interrupt pin used to signal the controller in case of events like errors or status changes.

How does the BCM54616SC0KFBG handle Ethernet data transmission?

The device uses differential signal pairs like TX+ and TX- for transmission and RX+ and RX- for reception, ensuring high-speed data flow.

What is the significance of the COL pin?

The COL pin is used for collision detection on the Ethernet medium.

What does CRS stand for in the context of this PHY?

CRS stands for Carrier Sense, indicating whether the Ethernet medium is idle or busy.

How does the BCM54616SC0KFBG communicate with the host?

The chip uses interfaces such as MII, RGMII, and SGMII for communication with the host, depending on the configuration.

What is the role of the JTAG pins (TDI, TDO, TMS, TCK)?

The JTAG pins are used for boundary-scan testing, enabling diagnostics and verification of the device.

Can the BCM54616SC0KFBG operate in low power mode?

Yes, the device includes features like low-power sleep modes to save energy when the Ethernet link is idle.

What is the maximum transmission rate supported by the BCM54616SC0KFBG?

The BCM54616SC0KFBG supports Gigabit Ethernet (1Gbps) data transmission.

What is the difference between RGMII and MII interfaces on the BCM54616SC0KFBG?

RGMII (Reduced Gigabit Media Independent Interface) offers higher speed and reduced pin count compared to MII (Media Independent Interface).

What is the function of the VSS and VDD pins?

VSS is the ground pin, while VDD provides the power supply for the chip’s operation.

How is the BCM54616SC0KFBG reset?

The reset is triggered through the RESETn pin, which is active-low.

What is the use of the AVDD and AVSS pins?

AVDD is the analog power supply pin, while AVSS is the analog ground pin, powering the analog circuitry in the PHY.

This table provides an overview of the pin functions and FAQs, but it may not list all the pin functions if the exact model differs. Let me know if you need any additional details or adjustments!