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What is RTL8251C-GR?

This electronic component, produced by the manufacturer "Realtek", performs the same function as "INTEGRATED 10/100/1000 GIGABIT ETHERNET TRANSCEIVER".


RTL8251C-GR Datasheet PDF - Realtek

Part Number RTL8251C-GR
Description INTEGRATED 10/100/1000 GIGABIT ETHERNET TRANSCEIVER
Manufacturers Realtek 
Logo Realtek Logo 


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RTL8251C-GR
RTL8251CL-GR
INTEGRATED 10/100/1000 GIGABIT
ETHERNET TRANSCEIVER
DATASHEET
(CONFIDENTIAL: Development Partners Only)
Rev. 1.2
05 August 2010
Track ID: JATR-2265-11
Realtek Semiconductor Corp.
No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300, Taiwan
Tel.: +886-3-578-0211 Fax: +886-3-577-6047
www.realtek.com

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RTL8251C-GR equivalent
RTL8251C & RTL8251CL
Datasheet
List of Tables
TABLE 1. TRANSCEIVER INTERFACE .............................................................................................................................................5
TABLE 2. CLOCK...........................................................................................................................................................................5
TABLE 3. RGMII ..........................................................................................................................................................................6
TABLE 4. MANAGEMENT INTERFACE ............................................................................................................................................6
TABLE 5. RESET............................................................................................................................................................................6
TABLE 6. MODE SELECTION..........................................................................................................................................................7
TABLE 7. LED INDICATION...........................................................................................................................................................7
TABLE 8. REGULATOR AND REFERENCE .......................................................................................................................................7
TABLE 9. POWER AND GROUND ....................................................................................................................................................8
TABLE 10. NOT CONNECTED...........................................................................................................................................................8
TABLE 11. CONFIG PINS VS. CONFIGURATION REGISTER............................................................................................................10
TABLE 12. CONFIGURATION REGISTER DEFINITION ......................................................................................................................10
TABLE 13. TYPICAL MDIO FRAME FORMAT.................................................................................................................................12
TABLE 14. 1000BASE-T BASE AND NEXT PAGES BIT ASSIGNMENTS ............................................................................................14
TABLE 15. RTL8251C LED CONFIGURATION ..............................................................................................................................19
TABLE 16. RTL8251CL LED CONFIGURATION ............................................................................................................................19
TABLE 17. LED INDICATION .........................................................................................................................................................20
TABLE 18. LED REGISTER TABLE (RTL8251CL).........................................................................................................................20
TABLE 19. LED CONFIGURATION TABLE (RTL8251CL)..............................................................................................................20
TABLE 20. REGISTER MAPPING AND DEFINITIONS ........................................................................................................................22
TABLE 21. BMCR (BASIC MODE CONTROL REGISTER, ADDRESS 0X00) ......................................................................................23
TABLE 22. BMSR (BASIC MODE STATUS REGISTER, ADDRESS 0X01)..........................................................................................24
TABLE 23. PHYID1 (PHY IDENTIFIER REGISTER 1, ADDRESS 0X02) ...........................................................................................25
TABLE 24. PHYID2 (PHY IDENTIFIER REGISTER 2, ADDRESS 0X03) ...........................................................................................26
TABLE 25. ANAR (AUTO-NEGOTIATION ADVERTISING REGISTER, ADDRESS 0X04)....................................................................26
TABLE 26. ANLPAR (AUTO-NEGOTIATION LINK PARTNER ABILITY REGISTER, ADDRESS 0X05) ...............................................27
TABLE 27. ANER (AUTO-NEGOTIATION EXPANSION REGISTER, ADDRESS 0X06)........................................................................27
TABLE 28. ANNPTR (AUTO-NEGOTIATION NEXT PAGE TRANSMIT REGISTER, ADDRESS 0X07).................................................28
TABLE 29. ANNPRR (AUTO-NEGOTIATION NEXT PAGE RECEIVE REGISTER, ADDRESS 0X08) ...................................................28
TABLE 30. GBCR (1000BASE-T CONTROL REGISTER, ADDRESS 0X09) .......................................................................................29
TABLE 31. GBSR (1000BASE-T STATUS REGISTER, ADDRESS 0X0A)..........................................................................................30
TABLE 32. GBESR (1000BASE-T EXTENDED STATUS REGISTER, ADDRESS 0X0F)......................................................................30
TABLE 33. PHYCR (PHY SPECIFIC CONTROL REGISTER, ADDRESS 0X10) ..................................................................................31
TABLE 34. PHYSR (PHY SPECIFIC STATUS REGISTER, ADDRESS 0X11)......................................................................................31
TABLE 35. INER (INTERRUPT ENABLE REGISTER, ADDRESS 0X12)..............................................................................................32
TABLE 36. INSR (INTERRUPT STATUS REGISTER, ADDRESS 0X13)...............................................................................................32
TABLE 37. RXERC (RECEIVE ERROR COUNTER, ADDRESS 0X15)................................................................................................33
TABLE 38. LEDCR (LED CONTROL REGISTER, ADDRESS 0X18)..................................................................................................33
TABLE 39. PAGSEL (PAGE SELECT REGISTER, ADDRESS 0X1F)..................................................................................................33
TABLE 40. INDUCTOR AND CAPACITOR PARTS LIST......................................................................................................................35
TABLE 41. POWER SEQUENCE PARAMETER ...................................................................................................................................42
TABLE 42. ABSOLUTE MAXIMUM RATINGS ..................................................................................................................................43
TABLE 43. RECOMMENDED OPERATING CONDITIONS ...................................................................................................................43
TABLE 44. CRYSTAL REQUIREMENTS............................................................................................................................................43
TABLE 45. DC CHARACTERISTICS.................................................................................................................................................44
TABLE 46. MDC/MDIO MANAGEMENT TIMING PARAMETERS ....................................................................................................45
TABLE 47. RGMII TIMING PARAMETERS......................................................................................................................................46
TABLE 48. ORDERING INFORMATION ............................................................................................................................................50
Integrated 10/100/1000 Gigabit Ethernet Transceiver v
Track ID: JATR-2265-11 Rev. 1.2


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Part NumberDescriptionMFRS
RTL8251C-GRThe function is INTEGRATED 10/100/1000 GIGABIT ETHERNET TRANSCEIVER. RealtekRealtek

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