Thông số kỹ thuật
RTL8201FL‑VB‑CG is a single-port 10/100Mbps Fast Ethernet PHY transceiver developed by Realtek, integrating complete physical layer encoding, decoding and signal processing circuits for twisted-pair wired Ethernet communication, optimized for industrial and embedded network equipment with wide temperature adaptability.
Giải thích về hậu tố
- RTL8201FL: Main model of industrial-grade 100M Ethernet PHY chip
- VB: Supports MII, RMII and SNI three MAC host interfaces
- CG: LQFP-48 surface mount packaging mark, factory default tape-and-reel packaging for automatic SMT assembly
1. Core Protocol & Interface Specifications
- Fully complies with IEEE 802.3 10BASE-T and IEEE 802.3u 100BASE-TX Ethernet standards, and supports IEEE 802.3az EEE energy-efficient Ethernet power saving protocol
- Three optional MAC connection modes: standard MII, reduced pin count RMII and serial SNI interface
- Built-in Auto-MDI/MDIX automatic cable identification and polarity reversal function, no need to distinguish straight or crossover network cables
- Supports automatic negotiation to match 10M/100M rate and full-duplex/half-duplex working mode
- Reserved PECL external fiber interface, which can be matched with 100Base-FX optical transceiver to realize optical fiber network transmission
- Equipped with standard MDC/MDIO management bus for register configuration, status reading and parameter adjustment by main controller
2. Electrical Power & Performance Parameters
- Single 3.3V power supply input, internal integrated voltage regulator supports 2.5V core operation, compatible with 5V tolerant I/O signals
- Adopts advanced CMOS low-power process, with multiple power management modes including deep power-down and link idle energy saving to reduce standby power consumption
- On-chip DSP adaptive equalization technology enhances anti-interference and long-distance transmission capability, stably transmits 100 meters via Category 5 network cable
- Supports network wake-on-LAN remote wake-up function and repeater working mode
- External 25MHz crystal oscillator is used as the reference clock source, and multiple LED pins are reserved to indicate link status, speed and duplex state
3. Thông tin về bao bì và cơ khí
- Package type: 48-pin LQFP quad flat leaded surface mount package
- Moisture Sensitivity Level: MSL 3, reflow soldering must be completed within 168 hours after opening the moisture-proof vacuum package
- Lead frame structure features good solderability and mechanical stability, suitable for mass PCB patch production
4. Tiêu chuẩn về môi trường và tuân thủ
- Industrial-grade operating temperature range: -40 ℃ ~ +85 ℃
- Fully lead-free, RoHS and REACH compliant without restricted hazardous substances
- Optimized EMC anti-electromagnetic interference design, adapts to complex electromagnetic environment of industrial field equipment
5. Các tình huống ứng dụng điển hình
Industrial control mainboards, PLC modules and on-site data acquisition terminal wired network circuits IP surveillance cameras, NVR video recorders and small monitoring network front-end equipment Embedded single-board computers, gateway protocol converters and intelligent gateway communication modules POS cash registers, access control hosts and smart meter remote data transmission units Mini 5-port/8-port Ethernet switches and router secondary network port expansion boards
LXB Semicon supplies original Realtek RTL8201FL‑VB‑CG industrial grade 10/100M Ethernet PHY transceiver chip
