DP83849CVS/NOPB

Product Overview

• Category: Integrated Circuit
• Use: Ethernet Physical Layer Transceiver
• Characteristics: High-performance, low-power, small form factor
• Package: 48-LQFP (7x7)
• Essence: Provides physical layer interface to transmit and receive Ethernet data
• Packaging/Quantity: Tape & Reel, 250 units per reel

Specifications

• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Data Rate: 10/100 Mbps
• Interface: MII, RMII, RGMII
• Power Consumption: 180mW (typical)

Detailed Pin Configuration

The DP83849CVS/NOPB has a total of 48 pins. Here is a brief overview of the pin configuration:

1. VDDA - Analog Power Supply
2. VSSA - Analog Ground
3. VDDIO - I/O Power Supply
4. VSSIO - I/O Ground
5. TXEN - Transmit Enable
6. TXD0 - Transmit Data Bit 0
7. TXD1 - Transmit Data Bit 1
8. TXD2 - Transmit Data Bit 2
9. TXD3 - Transmit Data Bit 3
10. TX_CLK - Transmit Clock
11. CRS_DV - Carrier Sense/Data Valid
12. RXD0 - Receive Data Bit 0
13. RXD1 - Receive Data Bit 1
14. RXD2 - Receive Data Bit 2
15. RXD3 - Receive Data Bit 3
16. RX_CLK - Receive Clock
17. MDIO - Management Data I/O
18. MDC - Management Data Clock
19. REF_CLK - Reference Clock
20. VDDXTAL - Crystal Power Supply
21. VSSXTAL - Crystal Ground

(Continues with the remaining pins...)

Functional Features

• Supports 10/100 Mbps data rates
• Auto-negotiation for speed and duplex mode
• Integrated auto-MDIX for easy connection to different Ethernet devices
• Energy Efficient Ethernet (EEE) support for reduced power consumption
• Built-in loopback modes for diagnostics and testing
• Supports IEEE 802.3az Energy Efficient Ethernet standard

Advantages and Disadvantages

Advantages: - High-performance transceiver with low power consumption - Small form factor package for space-constrained designs - Supports multiple interface options for flexibility - Energy Efficient Ethernet support for reduced power usage

Disadvantages: - Limited to 10/100 Mbps data rates, not suitable for higher-speed applications - Does not support advanced features like Gigabit Ethernet or Power over Ethernet (PoE)

Working Principles

The DP83849CVS/NOPB is an Ethernet Physical Layer Transceiver that operates by converting digital data into analog signals suitable for transmission over Ethernet cables. It uses various modulation techniques to encode and decode data, ensuring reliable communication between network devices. The transceiver also incorporates auto-negotiation and auto-MDIX features to simplify the connection process and optimize performance.

Detailed Application Field Plans

The DP83849CVS/NOPB is commonly used in various networking applications, including:

1. Industrial Automation: Enables Ethernet connectivity in industrial control systems, allowing for real-time monitoring and control of machinery and processes.
2. Home Networking: Provides a cost-effective solution for connecting multiple devices in a home network, such as computers, smart TVs, and gaming consoles.
3. Automotive: Facilitates Ethernet-based communication in automotive systems, supporting applications like infotainment, telematics, and advanced driver-assistance systems (ADAS).
4. Internet of Things (IoT): Enables Ethernet connectivity in IoT devices, allowing for seamless integration into networked environments.

Detailed and Complete Alternative Models

1. DP83848CVV/NOPB: Similar to DP83849CVS/NOPB but with different pin configuration.
2. DP83822I/NOPB: Gigabit Ethernet Physical Layer Transceiver with enhanced features.
3. DP83867IRPAPR: Integrated Gigabit Ethernet PHY with extended temperature range.

(Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list.)

---

Word Count: 550 words