ksz8995交换机原理图.pdf

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5 4 3 2 1 REVISION HISTORY DATE: DESCRIPTION REVISION 09/10/03 Initial Release 01/09/06 Update TVS device connection 11/03/06 Change termination resisters R44/R48 from 75 to 51 for port 5 05/12/06 Change capacitors C25/C26 from 22pF to 18pF. 1.0 1.1 1.2 1.3 D C B A D C B A MICREL SEMICONDUCTOR CONFIDENTIAL 5 4 3 2 Title Title Title Size Size Size B B B Date: Date: Date: KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design Document Number Document Number Document Number Sunday, March 04, 2012 Sunday, March 04, 2012 Sunday, March 04, 2012 Rev Rev Rev 1.3 1.3 1.3 Sheet Sheet Sheet 1 1 1 1 of of of 6 6 6

D C B A 5 4 3 2 1 EEPROM KS8995XA/MA config: EEPROM or Strap-in KS8995MA config: SPI bus SPI I/F (4 wire) EEPROM I/F CPU SPI or GPIO Ethernet MAC #1 Ethernet MAC #2 Communication Processor MII-SW I/F KS8995XA: Unmanaged switch KS8995MA: PHY1 PHY2 PHY3 PHY4 PHY5 * Managed switch * Tag-based VLAN * IGMP Snooping * Complete MIB counters * Programmable Rate Limit * Spanning Tree Protocol WAN I/F for Residential Gateway MII-PHY option: dedicated WAN link in RG design 2-in-1 Design for Residential Gateway or Integrated DSL/CM Router KS8995MA or KS8995XA with no PCB change D C B A MICREL SEMICONDUCTOR CONFIDENTIAL 5 4 3 2 Title Title Title Size Size Size B B B Date: Date: Date: KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design Document Number Document Number Document Number Sunday, March 04, 2012 Sunday, March 04, 2012 Sunday, March 04, 2012 Rev Rev Rev 1.2 1.2 1.2 Sheet Sheet Sheet 1 2 2 2 of of of 6 6 6

5 V2.5 + C1 + C1 22uF 22uF C3 C3 0.1UF 0.1UF C4 C4 0.1UF 0.1UF C5 C5 0.1UF 0.1UF C6 C6 0.1UF 0.1UF V1.8A + C2 + C2 22uF 22uF C7 C7 C8 C8 C9 C9 C10 C10 C11 C11 C12 C12 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF 4 3 2 1 V3.3 U2 U2 1 2 3 4 A0 A1 A2 GND VCC 8 7 WP 6 SCL SDA 5 AT24C02 AT24C02 95MA or 95XA : EEPROM SDA SCL SPIQ SCL SDA SPIS-N J10 J10 1 2 3 4 5 CON5 CON5 95MA ONLY: TO CPU'S 4 WIRE SPI BUS OR GPIO PINS D C B A JP39 JP39 1 2 3 CON3 CON3 JP40 JP40 1 2 3 CON3 CON3 JP41 JP41 1 2 3 CON3 CON3 JP42 JP42 1 2 3 CON3 CON3 V1.8A 1 FB1 FB1 2 V1.8PLL V3.3 + C18 + C18 22uF 22uF C20 C20 C21 C21 C22 C22 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF FBEAD FBEAD C19 C19 + + 22uF 22uF C23 C23 0.1UF 0.1UF C24 C24 10NF 10NF JP1 JP1 JP2 JP2 JP JP JP JP SDA SCL MDIO MDC V1.8 SPIQ SCL SDA SPIS-N C25 C25 18PF 18PF Y1 Y1 C26 C26 PS1 PS0 25MHZ 25MHZ 18PF 18PF V1.8PLL 1K 1K R7 R7 1K 1K R8 R8 3 0 1 4 0 1 5 0 1 6 0 1 7 0 1 8 0 1 9 0 1 0 1 1 1 1 1 2 1 1 3 1 1 4 1 1 5 1 1 6 1 1 7 1 1 8 1 1 9 1 1 0 2 1 1 2 1 2 2 1 3 2 1 4 2 1 5 2 1 6 2 1 7 2 1 8 2 1 U3 U3 KS8995M/X KS8995M/X 0 - 2 D E L 2 - 1 D E L 1 - 1 D E L 0 - 1 D E L C D M I O D M I Q P S - N S P S I I I C P S / L C S D P S A D S / 1 S P 0 S P N - T S R D D N G C D D V N E T S E T N E N A C S C N 1 X 2 X A D N G P A D D V R A D D V A D N G A D N G 2 T S E T KS8995MA/ KS8995MA/ KS8995XA KS8995XA 102 LED2-1 101 LED2-2 100 99 VDDIO 98 GNDD LED3-0 97 LED3-1 96 LED3-2 95 LED4-0 94 LED4-1 93 LED4-2 92 LED5-0 91 LED5-1 90 LED5-2 89 88 VDDC 87 GNDD 86 SCONF0 SCONF1 85 SCRS 84 83 SCOL 82 SMRXD0 81 SMRXD1 80 SMRXD2 79 SMRXD3 78 SMRXDV 77 SMRXC 76 VDDIO 75 GNDD 74 SMTXC 73 SMTXER 72 SMTXD0 71 SMTXD1 70 SMTXD2 69 SMTXD3 68 SMTXEN 67 PCOL 66 PCRS PMXER 65 PMRXD0 V1.8 + C13 + C13 22uF 22uF C14 C14 C15 C15 C16 C16 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF 0.1UF D C RST# MDIO MDC LED1_0 LED1_1 LED1_2 LED2_0 LED2_1 LED2_2 LED3_0 LED3_1 LED3_2 LED4_0 LED4_1 LED4_2 LED5_0 LED5_1 LED5_2 SCONF0 SCONF1 SCRS SCOL B SMRXD[0..3] SMRXD[0..3] SMRXDV SMRXC SMTXC SMTXER SMTXD[0..3] SMTXD[0..3] SMTXEN PCOL PCRS PMRXER SMRXD0 SMRXD1 SMRXD2 SMRXD3 SMTXD0 SMTXD1 SMTXD2 SMTXD3 A PMRXD[0..3] PMRXDV PMRXC PMTXC PMTXER PMTXEN PMTXD[0..3] PMRXD0 PMRXD1 PMRXD2 PMRXD3 PMTXD0 PMTXD1 PMTXD2 PMTXD3 PMRXD[0..3] PMTXD[0..3] 5 MDI-XDIS 1 GNDA 2 VDDAR 3 4 RXP1 5 RXM1 GNDA 6 7 TXP1 8 TXM1 9 VDDAT 10 RXP2 11 RXM2 GNDA 12 13 TXP2 14 TXM2 VDDAR 15 GNDA 16 17 ISET 18 VDDAT 19 RXP3 20 RXM3 GNDA 21 22 TXP3 23 TXM3 24 VDDAT 25 RXP4 26 RXM4 GNDA 27 28 TXP4 29 TXM4 GNDA 30 VDDAR 31 32 RXP5 33 RXM5 GNDA 34 35 TXP5 36 TXM5 37 VDDAT 38 FXSD5(DOUT) ) T U O A V1.8A TEST2 V2.5 MDIXDIS RXP1 RXM1 TXP1 TXM1 RXP2 RXM2 TXP2 TXM2 3.01K 1% R10 R10 3.01K 1% RXP3 RXM3 TXP3 TXM3 RXP4 RXM4 TXP4 TXM4 RXP5 RXM5 TXP5 TXM5 JP43 JP43 JP JP 1K 1K R140 R140 V1.8 R136 R136 R137 R137 R138 R138 R139 R139 10K 10K 10K 10K 10K 10K 10K 10K MDIXDIS TEST2 MUX1 MUX2 FACTORY TEST PINS: MDIXDIS,TEST2 floating for normal operation. MUX1 floating, MUX2 floating = normal operation MUX1 pulled up, MUX2 pulled up = power-saving mode (in future KS8995M revision.) MUX1pulled down, MUX2 pulled up = remote analog loopback mode. V3.3 V3.3 JP JP JP4 JP4 R11 R11 PS1 PS0 PS0,PS1 EEPROM/SPI CONFIGURATION SCONF0, SCONF1 MII CONFIGURATION MICREL SEMICONDUCTOR CONFIDENTIAL SCONF0 SCONF1 R12 R12 R13 R13 R14 R14 10K 10K 10K 10K 10K 10K 10K 10K JP7 JP7 JP5 JP5 JP6 JP6 JP JP JP JP JP JP 1 D X R M P 2 D X R M P 3 D X R M P V D X R M P C X R M P R E X T M P 0 D X T M P 1 D X T M P 2 D X T M P 3 D X T M P N E X T M P C X T M P I O D D V D D N G C D D V D D N G - E V R E S E R N N D R W P 2 X U M 1 X U M A D N G R A D D V A D N G R A D D V ( 4 D S X F A D N G 4 6 3 6 2 6 1 6 0 6 9 5 8 5 7 5 6 5 5 5 4 5 3 5 2 5 1 5 0 5 9 4 8 4 7 4 6 4 5 4 4 4 3 4 2 4 1 4 0 4 9 3 JP44 JP44 JP JP MUX1 MUX2 JP8 JP8 JP JP 1K 1K R141 R141 TP8TP8 4 3 2 Title Title Title KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design Size Size Size Custom Custom Custom Document Number Document Number Document Number Date: Date: Date: Sunday, March 04, 2012 Sunday, March 04, 2012 Sunday, March 04, 2012 Rev Rev Rev 1.3 1.3 1.3 Sheet Sheet Sheet 1 3 3 3 of of of 6 6 6

5 4 3 2 1 J1 J1 1 2 3 4 5 6 7 8 RJ45 RJ45 J2 J2 1 2 3 4 5 6 7 8 RJ45 RJ45 J3 J3 1 2 3 4 5 6 7 8 RJ45 RJ45 J4 J4 1 2 3 4 5 6 7 8 RJ45 RJ45 J5 J5 1 2 3 4 5 6 7 8 RJ45 RJ45 RX1P RX1M TX1P TX1M R15 R15 R18 R18 R19 R19 R21 R21 RX2P RX2M TX2P TX2M R22 R22 R25 R25 R26 R26 R28 R28 RX3P RX3M TX3P TX3M R29 R29 R32 R32 R33 R33 R35 R35 RX4P RX4M TX4P TX4M R36 R36 R39 R39 R40 R40 R42 R42 RX5P RX5M TX5P TX5M R43 R43 R46 R46 R47 R47 R49 R49 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 R16 R16 R20 R20 R23 R23 R27 R27 R30 R30 R34 R34 R37 R37 R41 R41 R44 R44 R48 R48 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 51 R17 R17 75 75 CMT1 C27 C27 1000pf/2kv 1000pf/2kv LED5_2 LED5_1 LED5_0 LED5_2 LED5_1 LED5_0 R24 R24 75 75 CMT2 C28 C28 1000pf/2kv 1000pf/2kv LED4_2 LED4_1 LED4_0 LED4_2 LED4_1 LED4_0 R31 R31 75 75 CMT3 C29 C29 1000pf/2kv 1000pf/2kv LED3_2 LED3_1 LED3_0 LED3_2 LED3_1 LED3_0 R38 R38 75 75 CMT4 C30 C30 1000pf/2kv 1000pf/2kv LED2_2 LED2_1 LED2_0 LED2_2 LED2_1 LED2_0 R45 R45 75 75 CMT5 C31 C31 1000pf/2kv 1000pf/2kv LED1_2 LED1_1 LED1_0 LED1_2 LED1_1 LED1_0 FB2 FB2 2 1 FBEAD FBEAD NPL U7 U7 1 RX1P RX2M 2 SR2.8 SR2.8 U12 U12 1 U8 U8 1 RX2P RX3M 2 SR2.8 SR2.8 U13 U13 1 4 3 4 4 3 4 U6 U6 1 RX1M 2 SR2.8 SR2.8 U11 U11 1 4 3 4 TXM4 TXP4 RXM4 RXP4 TXM3 TXP3 RXM3 RXP3 TXM2 TXP2 RXM2 RXP2 TXM1 TXP1 RXM1 RXP1 TXM5 TXP5 RXM5 RXP5 V2.5 T1T1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 YL18-2401S 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 TX4M TX4P CMT4 RX4M RX4P TX3M TX3P CMT3 RX3M RX3P TX2M TX2P CMT2 RX2M RX2P TX1M TX1P CMT1 RX1M RX1P V2.5 T2 T2 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 16 15 14 13 12 11 10 9 YL18-2050S YL18-2050S TX5M CMT5 TX5P RX5M RX5P Reference Transformer Part No. list YL18-2401S,YL18-2050S YuTai Electronics Co.,LTD TEL:86-574-63620701,63621610 http://www.yutai-elec.com EMAIL：nico_yu@yeah.net V3.3 2 4 6 2 4 6 2 4 6 2 4 6 2 4 6 LED5 LED5 LEDx3 LEDx3 LED4 LED4 LEDx3 LEDx3 LED3 LED3 LEDx3 LEDx3 LED2 LED2 LEDx3 LEDx3 LED1 LED1 LEDx3 LEDx3 1 3 5 1 3 5 1 3 5 1 3 5 1 3 5 U10 U10 1 4 RX4P RX5M 2 3 RX5P SR2.8 SR2.8 U15 U15 1 4 MICREL SEMICONDUCTOR CONFIDENTIAL D C B A 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 RN5 RN5 8P4R220 8P4R220 RN4 RN4 8P4R220 8P4R220 RN-LED3 RN-LED3 8P4R220 8P4R220 RN-LED2 RN-LED2 8P4R220 8P4R220 RN-LED1 RN-LED1 8P4R220 8P4R220 8 7 6 5 8 7 6 5 8 7 6 5 8 7 6 5 8 7 6 5 U9 U9 1 RX3P RX4M 2 SR2.8 SR2.8 U14 U14 1 4 3 4 D C B A TX1M 2 3 TX1P TX2M 2 3 TX2P TX3M 2 3 TX3P TX4M 2 3 TX4P TX5M 2 3 TX5P Title Title Title KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design SR2.8 SR2.8 5 SR2.8 SR2.8 PROTEK TVS ESD PROTECTION DEVICE SR2.8 SR2.8 SR2.8 SR2.8 SR2.8 SR2.8 4 3 Size Size Size Document Number Document Number Document Number Custom Custom Custom Rev Rev Rev 1.3 1.3 1.3 2 Date: Date: Date: Sunday, March 04, 2012 Sunday, March 04, 2012 Sunday, March 04, 2012 Sheet Sheet Sheet 1 4 4 4 of of of 6 6 6

5 4 3 2 1 STEWARD HI1206N101R-00 FB3 FB3 2 1 FBEAD FBEAD TP9TP9 V1.8A +C33 +C33 100UF/16V 100UF/16V C34 C34 0.1UF 0.1UF C35 C35 0.1UF 0.1UF U4 U4 1 VIN 3 OUT D N G MIC 39150-1.8BT MIC 39150-1.8BT STEWARD HI1206N101R-00 TP10 TP10 V1.8 FB4 FB4 2 1 FBEAD FBEAD +C39 +C39 100UF/16V 100UF/16V C40 C40 0.1UF 0.1UF +C41 +C41 100UF/16V 100UF/16V C43 C43 C42 C42 0.1UF 0.1UF 0.1UF 0.1UF D C B A J6 J6 3 2 1 POWER JACK POWER JACK 2 U5 U5 1 VIN STEWARD HI1206N101R-00 V2.5 TP11 TP11 FB5 FB5 2 1 FBEAD FBEAD +C68 +C68 100UF/16V 100UF/16V C70 C70 C50 C50 0.1UF 0.1UF 0.1UF 0.1UF +C67 +C67 100UF/16V 100UF/16V C69 C69 0.1UF 0.1UF D4 D4 1N4004 1N4004 MIC 39100-3.3BS MIC 39100-3.3BS STEWARD HI1206N101R-00 V3.3 TP12 TP12 3 OUT D N G +C60 +C60 470UF/16V 470UF/16V C61 C61 0.1UF 0.1UF 2 +C55 +C55 100UF/16V 100UF/16V C56 C56 0.1UF 0.1UF FB6 FB6 2 1 FBEAD FBEAD TP13 TP13 +C57 +C57 100UF/16V 100UF/16V C58 C58 10NF 10NF C59 C59 0.1UF 0.1UF RXP1 RXM1 RXP2 RXM2 RXP3 RXM3 RXP4 RXM4 RXP5 RXM5 TXP1 TXM1 TXP2 TXM2 TXP3 TXM3 TXP4 TXM4 TXP5 TXM5 R50 R50 49.9 1% 49.9 1% R51 R51 49.9 1% 49.9 1% R52 R52 49.9 1% 49.9 1% R53 R53 49.9 1% 49.9 1% R54 R54 49.9 1% 49.9 1% R55 R55 49.9 1% 49.9 1% R56 R56 49.9 1% 49.9 1% R58 R58 49.9 1% 49.9 1% R59 R59 49.9 1% 49.9 1% R61 R61 49.9 1% 49.9 1% C32 C32 0.1UF 0.1UF C36 C36 0.1UF 0.1UF C37 C37 0.1UF 0.1UF C38 C38 0.1UF 0.1UF C44 C44 0.1UF 0.1UF R62 R62 R63 R63 R64 R64 R65 R65 R67 R67 R68 R68 R70 R70 R71 R71 R72 R72 R73 R73 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% 49.9 1% C45 C45 0.1UF 0.1UF C46 C46 0.1UF 0.1UF C52 C52 0.1UF 0.1UF C53 C53 0.1UF 0.1UF C54 C54 0.1UF 0.1UF D C B A Rev Rev Rev 1.3 1.3 1.3 MICREL SEMICONDUCTOR CONFIDENTIAL 5 4 3 V3.3 1 R105 R105 D6 D6 1N4148 1N4148 10K 10K 2 C62 C62 10UF 10UF S1 S1 1 3 2 4 SW PUSHBUTTON SW PUSHBUTTON V3.3 R76 R76 220 220 2 D2 D2 1 LED LED RST# RST# Title Title Title KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design Size Size Size Document Number Document Number Document Number Custom Custom Custom 2 Date: Date: Date: Sunday, March 04, 2012 Sunday, March 04, 2012 Sunday, March 04, 2012 Sheet Sheet Sheet 1 5 5 5 of of of 6 6 6

5 4 SMRXC SMRXDV SMTXC SMTXEN SMTXD0 SMRXD0 SCOL TP19 TP19 TP20 TP20 TP17 TP17 TP18 TP18 TP14 TP14 TP15 TP15 TP16 TP16 3 2 1 SNI (7 WIRE) INTERFACE MICREL SEMICONDUCTOR CONFIDENTIAL SMRXD[0..3] SMRXD[0..3] SMRXDV SMRXC SMTXER SMTXC SMTXEN SMTXD[0..3] SCOL SCRS SMTXD[0..3] SMRXD3 SMRXD2 SMRXD1 SMRXD0 SMRXDV SMRXC SMTXER SMTXC SMTXEN SMTXD0 SMTXD1 SMTXD2 SMTXD3 SCOL SCRS R78 R78 R80 R80 R82 R82 49.9 49.9 49.9 49.9 49.9 49.9 R79 R79 R81 R81 R83 R83 R84 R84 49.9 49.9 49.9 49.9 49.9 49.9 49.9 49.9 R85 R85 49.9 49.9 R86 R86 49.9 49.9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J7 J7 VCC MDIO MDC RXD3 RXD2 RXD1 RXD0 RX_DV RX_CLK RX_ER TX_ER TX_CLK TX_EN TXD0 TXD1 TXD2 TXD3 COL CRS VCC Male MII connector Male MII connector VCC 21 NC 22 NC 23 NC 24 NC 25 NC 26 NC 27 NC 28 NC 29 NC 30 NC 31 NC 32 NC 33 NC 34 NC 35 NC 36 NC 37 NC 38 NC 39 VCC 40 SWITH PHY mode MII V3.3 AMP 787170-4 SMTXD3 SMTXD2 SMTXD1 SMTXD0 SMRXD0 SMRXD1 SMRXD2 SMRXD3 R102 R102 R104 R104 R106 R106 R108 R108 R109 R109 49.9 49.9 49.9 49.9 49.9 49.9 49.9 49.9 49.9 49.9 R103 R103 R105 R105 R107 R107 49.9 49.9 49.9 49.9 49.9 49.9 R110 R110 49.9 49.9 R111 R111 49.9 49.9 J8 J8 VCC MDIO MDC RXD3 RXD2 RXD1 RXD0 RX_DV RX_CLK RX_ER TX_ER TX_CLK TX_EN TXD0 TXD1 TXD2 TXD3 COL CRS VCC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 VCC 21 NC 22 NC 23 NC 24 NC 25 NC 26 NC 27 NC 28 NC 29 NC 30 NC 31 NC 32 NC 33 NC 34 NC 35 NC 36 NC 37 NC 38 NC 39 VCC 40 Female MII connector Female MII connector SWITH MAC mode MII V3.3 V3.3 2 2 1 1 1 1 R R 3 3 1 1 1 1 R R 4 4 1 1 1 1 R R 5 5 1 1 1 1 R R 6 6 1 1 1 1 R R 7 7 1 1 1 1 R R 8 8 1 1 1 1 R R 9 9 1 1 1 1 R R K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 0 0 2 2 1 1 R R 1 1 2 2 1 1 R R 2 2 2 2 1 1 R R 3 3 2 2 1 1 R R 4 4 2 2 1 1 R R 5 5 2 2 1 1 R R 6 6 2 2 1 1 R R K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 K K 0 0 1 1 JP24 JP24 JP25 JP25 JP26 JP26 JP27 JP27 JP28 JP28 JP29 JP29 JP30 JP30 JP31 JP31 JP32 JP32 JP33 JP33 JP34 JP34 JP35 JP35 JP36 JP36 JP37 JP37 JP38 JP38 JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP JP PMRXDV PMRXD3 PMRXD2 PMRXD1 PMRXD0 PMRXER PCRS PCOL PMRXER SMRXDV SMRXD3 SMRXD2 SMRXD1 SMRXD0 SCOL SCRS MDIO MDC PMRXD[0..3] PMRXDV PMRXC PMTXER PMTXC PMTXEN PMTXD[0..3] PCOL PCRS 5 PMRXD[0..3] PMTXD[0..3] PMRXD3 PMRXD2 PMRXD1 PMRXD0 PMRXDV PMRXC PMTXER PMTXC PMTXEN PMTXD0 PMTXD1 PMTXD2 PMTXD3 PCOL PCRS MDIO MDC 49.9 49.9 49.9 49.9 49.9 49.9 R127 R127 R129 R129 R131 R131 49.9 49.9 49.9 49.9 49.9 49.9 R128 R128 R130 R130 R132 R132 R133 R133 49.9 49.9 R134 R134 49.9 49.9 R135 R135 49.9 49.9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J9 J9 VCC MDIO MDC RXD3 RXD2 RXD1 RXD0 RX_DV RX_CLK RX_ER TX_ER TX_CLK TX_EN TXD0 TXD1 TXD2 TXD3 COL CRS VCC Male MII connector Male MII connector PHY VCC 21 NC 22 NC 23 NC 24 NC 25 NC 26 NC 27 NC 28 NC 29 NC 30 NC 31 NC 32 NC 33 NC 34 NC 35 NC 36 NC 37 NC 38 NC 39 VCC 40 PHY mode MII 4 3 2 Title Title Title Size Size Size B B B Date: Date: Date: KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design KS8995MA/8995XA 2-in-1 reference design Document Number Document Number Document Number Sunday, March 04, 2012 Sunday, March 04, 2012 Sunday, March 04, 2012 Rev Rev Rev 1.3 1.3 1.3 Sheet Sheet Sheet 1 6 6 6 of of of 6 6 6 D C B A D C B A

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