RTL8208B-LF/RTL8208BF-LF
Datasheet
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means without the written permission of Realtek Semiconductor Corp.
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technical inaccuracies or typographical errors.
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USING THIS DOCUMENT
This document is intended for the engineer’s reference and provides detailed programming information.
Though every effort has been made to ensure that this document is current and accurate, more
information may have become available subsequent to the production of this guide. In that event, please
contact your Realtek representative for additional information that may help in the development process.
REVISION HISTORY
Revision
1.0
Release Date
2003/12/16
Summary
Draft release.
1.1
1.2
1.3
2004/08/30
2004/08/31
2006/09/22
First approved release.
Change bias resistor value to 2K ohm in Figure 22 on page 49.
1. Add Fiber Application information for RTL8208BF-LF.
2. Modify Figure 1, page 3, and Figure 2, page 4.
3. Modify Table 1. Pin Assignments, on page 5.
4. Modify Table 5. RMII/SMII/SS-SMII Pins, page 7.
5. Corrected SMI Clock frequency from 25MHz to 2.5MHz (Table 6,
page 9, section 7.1.1, page 26, and Table 40, page 52).
6. Recommend LEDMODE Pin be pulled high or pulled low (see Table 8,
page 10).
7. Add LED rise and fall timing (Figure 16, page 42).
8. Change 2SB1188 to 2SB1182 (Figure 20 and Table 35, page 47).
9. Modify Table 36. Absolute Maximum Ratings, and Table 37. Operating
Range, on page 50.
10. Add power startup internal sequence (section 9.6 Power Start Up &
Internal Reset Sequence, page 56).
11. Modify section 10 Mechanical Dimensions, page 58.
12. Modify section 11 Ordering Information, page 59.
Single-Chip Octal 10/100-TX/FX PHY Transceiver
ii
Track ID: JATR-1076-21 Rev. 1.3
REALTEK [ Realtek Semiconductor Corp. ]
