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RTL8238B-VB-GR
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Spécifications
| Attribut | Valeur |
| Manufacturer | Realtek Semicon |
| Package | QFN-56_8X8 |
Présentation
Description
The RTL8238B-VB-GR is a highly integrated Ethernet PHY transceiver from Realtek, designed for 10/100/1000Mbps applications. It supports RGMII/MII interfaces, auto-negotiation, and energy-efficient Ethernet (EEE).
Key features:
- Single-chip solution for Gigabit Ethernet.
- Supports copper and fiber interfaces.
- Low power consumption with advanced power management.
- Compliant with IEEE 802.3 standards.
Applications include switches, routers, and industrial networking. The VB-GR variant typically indicates specific packaging (e.g., QFN) and RoHS compliance.
For detailed specs, refer to Realtek’s datasheet.
Key features:
- Single-chip solution for Gigabit Ethernet.
- Supports copper and fiber interfaces.
- Low power consumption with advanced power management.
- Compliant with IEEE 802.3 standards.
Applications include switches, routers, and industrial networking. The VB-GR variant typically indicates specific packaging (e.g., QFN) and RoHS compliance.
For detailed specs, refer to Realtek’s datasheet.
Equivalent
Equivalent products to the RTL8238B-VB-GR (likely a Realtek Ethernet PHY/switch chip) include:
- RTL8231B (similar low-power PHY)
- RTL8201F (basic Ethernet PHY)
- KSZ8081RNA (Microchip alternative)
- DP83848 (TI PHY)
Check datasheets for exact compatibility. For switches, consider RTL8367S or RTL8309N. Confirm pinout and features match your design.
*(Note: "VB-GR" may refer to packaging; verify exact part number.)*
- RTL8231B (similar low-power PHY)
- RTL8201F (basic Ethernet PHY)
- KSZ8081RNA (Microchip alternative)
- DP83848 (TI PHY)
Check datasheets for exact compatibility. For switches, consider RTL8367S or RTL8309N. Confirm pinout and features match your design.
*(Note: "VB-GR" may refer to packaging; verify exact part number.)*
Pinout
The RTL8238B-VB-GR is a 48-pin (QFN package) GPIO expander and power management IC designed for networking applications.
Key Functions:
- GPIO Expansion: Provides multiple configurable GPIO pins for system control.
- I²C/SPI Interface: Supports communication with the host controller.
- Power Management: Includes voltage monitoring and reset functions.
- LED Control: Supports driving status LEDs.
- Low Power Consumption: Optimized for energy-efficient designs.
Commonly used in switches, routers, and embedded systems for peripheral control and power management.
Key Functions:
- GPIO Expansion: Provides multiple configurable GPIO pins for system control.
- I²C/SPI Interface: Supports communication with the host controller.
- Power Management: Includes voltage monitoring and reset functions.
- LED Control: Supports driving status LEDs.
- Low Power Consumption: Optimized for energy-efficient designs.
Commonly used in switches, routers, and embedded systems for peripheral control and power management.
Manufacturer
The RTL8238B-VB-GR is manufactured by Realtek Semiconductor Corp., a Taiwanese company specializing in semiconductor design. Realtek is known for producing a wide range of ICs, including networking (Ethernet, Wi-Fi), audio codecs, and IoT solutions. The company is a major player in the global market, supplying components for consumer electronics, PCs, and communication devices.
The RTL8238B-VB-GR is likely a power management or interface IC, though exact details are scarce without a datasheet. Realtek's products are widely used in mainstream electronics due to their cost-effectiveness and reliability.
The RTL8238B-VB-GR is likely a power management or interface IC, though exact details are scarce without a datasheet. Realtek's products are widely used in mainstream electronics due to their cost-effectiveness and reliability.
Package
The RTL8238B-VB-GR is a QFN (Quad Flat No-leads) package IC. It features a compact, surface-mount design with exposed pads for thermal and electrical performance. The exact dimensions and pin count may vary, but QFN packages are known for their small footprint and efficient heat dissipation. For precise details, refer to the datasheet.
