RTL8208B-LF/RTL8208BF-LF
Datasheet
Table of Contents
1. GENERAL DESCRIPTION................................................................................................................................................1
2. FEATURES...........................................................................................................................................................................2
3. APPLICATIONS..................................................................................................................................................................2
4. PIN ASSIGNMENTS ...........................................................................................................................................................3
4.1.
4.2.
4.3.
4.4.
PIN ASSIGNMENTS (RTL8208B-LF) ............................................................................................................................3
LEAD (PB)-FREE PACKAGE IDENTIFICATION ................................................................................................................3
PIN ASSIGNMENTS (RTL8208BF-LF) ..........................................................................................................................4
LEAD (PB)-FREE PACKAGE IDENTIFICATION ................................................................................................................4
5. PIN DESCRIPTIONS ..........................................................................................................................................................6
5.1.
5.2.
5.3.
5.4.
5.5.
5.6.
5.7.
5.8.
MEDIA CONNECTION PINS............................................................................................................................................6
POWER AND GROUND PINS ..........................................................................................................................................6
MISCELLANEOUS PINS .................................................................................................................................................7
RMII/SMII/SS-SMII PINS...........................................................................................................................................7
SMI (SERIAL MANAGEMENT INTERFACE)....................................................................................................................9
LED PINS.....................................................................................................................................................................9
MODE CONTROL PINS ................................................................................................................................................10
TEST PINS ..................................................................................................................................................................12
6. REGISTER DESCRIPTIONS ..........................................................................................................................................13
6.1.
6.2.
6.3.
6.4.
6.5.
6.6.
6.7.
6.8.
6.9.
6.10.
REGISTER0: CONTROL ...............................................................................................................................................14
REGISTER1: STATUS ...................................................................................................................................................16
REGISTER2: PHY IDENTIFIER 1 REGISTER .................................................................................................................18
REGISTER3: PHY IDENTIFIER 2 REGISTER .................................................................................................................18
REGISTER4: AUTO-NEGOTIATION ADVERTISEMENT ...................................................................................................19
REGISTER5: AUTO-NEGOTIATION LINK PARTNER ABILITY.........................................................................................21
REGISTER6: AUTO-NEGOTIATION EXPANSION............................................................................................................23
PORT 1 REGISTER24: CABLE TESTER CONTROL REGISTER0.......................................................................................24
PORT1 REGISTER29: CABLE TESTER CONTROL REGISTER1 .......................................................................................24
PORT1 REGISTER30: CABLE STATUS REGISTER..........................................................................................................25
7. FUNCTION DESCRIPTION............................................................................................................................................26
7.1.
7.1.1.
7.1.2.
7.1.3.
7.1.4.
7.1.5.
7.2.
7.2.1.
7.2.2.
GENERAL ...................................................................................................................................................................26
SMI (Serial Management Interface).....................................................................................................................26
Port Pair-Loop Back Mode (PP-LPBK) (RTL8208BF-LF Only).........................................................................26
PHY Address.........................................................................................................................................................27
Auto-Negotiation ..................................................................................................................................................27
Full-Duplex Flow Control....................................................................................................................................27
INITIALIZATION AND SETUP........................................................................................................................................28
Reset .....................................................................................................................................................................28
Setup and Configuration.......................................................................................................................................28
10BASE-T ..................................................................................................................................................................28
Transmit Function ................................................................................................................................................28
Receive Function ..................................................................................................................................................28
Link Monitor.........................................................................................................................................................28
Jabber...................................................................................................................................................................29
Loopback ..............................................................................................................................................................29
100BASE-TX .............................................................................................................................................................29
Transmit Function ................................................................................................................................................29
Receive Function ..................................................................................................................................................30
Link Monitor.........................................................................................................................................................31
7.3.
7.3.1.
7.3.2.
7.3.3.
7.3.4.
7.3.5.
7.4.
7.4.1.
7.4.2.
7.4.3.
Single-Chip Octal 10/100-TX/FX PHY Transceiver
iii
Track ID: JATR-1076-21 Rev. 1.3
REALTEK [ Realtek Semiconductor Corp. ]
