KSZ8041FTLI Micrel Inc, KSZ8041FTLI Datasheet
KSZ8041FTLI
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KSZ8041FTLI Summary of contents
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... The KSZ8041TL represents a new level of features and Functional Diagram KSZ8041TL/FTL LinkMD is a registered trademark of Micrel, Inc. Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1 ( December 2009 KSZ8041TL/FTL/MLL 10Base-T/100Base-TX/100Base-FX Physical Layer Transceiver Data Sheet Rev ...
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... KSZ8041TLI KSZ8041TLI KSZ8041FTL KSZ8041FTL (1) KSZ8041FTLI KSZ8041FTLI (1) KSZ8041TL KSZ8041TL-S (1) KSZ8041TLI KSZ8041TLI-S (1) KSZ8041FTL KSZ8041FTL-S (1) KSZ8041FTLI KSZ8041FTLI-S Note: 1. Contact factory for lead time. December 2009 Applications x Printer x LOM x Game Console x IPTV x IP Phone x IP Set-top Box x Media Converter Temp. Package Lead Range Finish 0°C to 70°C ...
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Micrel, Inc. Revision History Revision Date Summary of Changes 1.0 12/21/06 Data sheet created. 1.1 4/27/07 Added maximum MDC clock speed. Added 40K +/-30% to note 1 of Pin Description and Strapping Options tables for internal pull-ups/pull- downs. Changed Model ...
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Micrel, Inc. Contents General Description .............................................................................................................................................................. 1 Functional Diagram............................................................................................................................................................... 1 Features ................................................................................................................................................................................. 2 Applications........................................................................................................................................................................... 2 Ordering Information ............................................................................................................................................................ 2 Revision History.................................................................................................................................................................... 3 List of Figures........................................................................................................................................................................ 6 List of Tables ......................................................................................................................................................................... 7 Pin Configuration – KSZ8041TL .......................................................................................................................................... 8 Pin Configuration – ...
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Micrel, Inc. SMII Signal Definition (KSZ8041TL/FTL only).................................................................................................................. 29 Clock Reference (CLOCK) ......................................................................................................................................... 29 Sync Pulse (SYNC) ..................................................................................................................................................... 29 Transmit Data and Control (TX) ................................................................................................................................ 29 Receive Data and Control (RX).................................................................................................................................. 30 Collision Detection ..................................................................................................................................................... 31 HP Auto MDI/MDI-X.......................................................................................................................................................... 32 Straight ...
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Micrel, Inc. List of Figures Figure 1. Auto-Negotiation Flow Chart................................................................................................................................. 24 Figure 2. SMII Transmit Data/Control Segment................................................................................................................... 30 Figure 3. SMII Receive Data/Control Segment.................................................................................................................... 31 Figure 4. Typical Straight Cable Connection ....................................................................................................................... 32 Figure 5. Typical Crossover Cable Connection ................................................................................................................... ...
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Micrel, Inc. List of Tables Table 1. MII Management Frame Format ............................................................................................................................ 25 Table 2. MII Signal Definition ............................................................................................................................................... 26 Table 3. RMII Signal Description.......................................................................................................................................... 28 Table 4. SMII Signal Description.......................................................................................................................................... 29 Table 5. SMII TX Bit Description .......................................................................................................................................... 30 ...
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Micrel, Inc. Pin Configuration – KSZ8041TL GND 2 GND 3 GND 4 VDDA_1.8 5 VDDA_1.8 6 V1.8_OUT 7 VDDA_3.3 8 VDDA_3.3 9 RX- 10 RX+ 11 TX December 2009 ...
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Micrel, Inc. Pin Configuration – KSZ8041FTL GND 2 GND 3 GND 4 VDDA_1.8 5 VDDA_1.8 6 V1.8_OUT 7 VDDA_3.3 8 VDDA_3.3 9 RX- 10 RX+ 11 TX December 2009 ...
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Micrel, Inc. Pin Description- KSZ8041TL/FTL Pin Number Pin Name 1 GND 2 GND 3 GND 4 VDDA_1.8 5 VDDA_1.8 6 V1.8_OUT 7 VDDA_3.3 8 VDDA_3.3 9 RX- 10 RX+ 11 TX- 12 TX+ 13 GND ...
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Micrel, Inc. Pin Number Pin Name 23 RXD0 / RXD[ DUPLEX 24 GND 25 VDDIO_3.3 26 VDDIO_3.3 27 RXDV / CRSDV / CONFIG2 28 RXC 29 RXER / RX_ER / ISO 30 GND 31 VDD_1.8 32 INTRP 33 ...
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Micrel, Inc. Pin Number Pin Name 42 LED0 / (KSZ8041TL) NWAYEN 42 LED0 / (KSZ8041FTL) NWAYEN December 2009 (1) Pin Function Type Ipu/O LED Output: Programmable LED0 Output / Config. Mode: Latched as Auto-Negotiation Enable (register 0h, bit 12) during ...
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Micrel, Inc. Pin Number Pin Name 43 LED1 / (KSZ8041TL) SPEED 43 LED1 / (KSZ8041FTL) SPEED / no FEF December 2009 (1) Pin Function Type Ipu/O LED Output: Programmable LED1 Output / Config. Mode: ...
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Micrel, Inc. Pin Number Pin Name 47 RST (KSZ8041TL) 48 FXSD / (KSZ8041FTL) FXEN Notes Power supply. Gnd = Ground Input Output. I/O = Bi-directional. Ipd = Input with internal pull-down ...
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Micrel, Inc. Strapping Options- KSZ8041TL/FTL Pin Number Pin Name Type 22 PHYAD2 21 PHYAD1 20 PHYAD0 27 CONFIG2 41 CONFIG1 40 CONFIG0 29 ISO 43 SPEED (KSZ8041TL) 43 SPEED / (KSZ8041FTL) no FEF December 2009 (1) Pin Function Ipd/O The ...
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Micrel, Inc. Pin Number Pin Name Type 23 DUPLEX 42 NWAYEN (KSZ8041TL) 42 NWAYEN (KSZ8041FTL) Note: 1. Ipu/O = Input with internal pull-up (40K +/-30%) during power-up/reset; output pin otherwise. Ipd/O = Input with internal pull-down (40K +/-30%) during power-up/reset; ...
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Micrel, Inc. Pin Configuration –KSZ8041MLL 1 GND 2 GND 3 GND 4 VDDA_1.8 5 VDDA_1.8 6 V1.8_OUT 7 VDDA_3.3 8 VDDA_3.3 9 RX- 10 RX+ 11 TX- 12 TX+ December 2009 KSZ8041MLL 13 ...
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Micrel, Inc. Pin Description– KSZ8041MLL Pin Number Pin Name 1 GND 2 GND 3 GND 4 VDDA_1.8 5 VDDA_1.8 6 V1.8_OUT 7 VDDA_3.3 8 VDDA_3.3 9 RX- 10 RX+ 11 TX- 12 TX+ 13 GND ...
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Micrel, Inc. Pin Number Pin Name 27 RXDV / CONFIG2 28 RXC 29 RXER / ISO 30 GND 31 VDD_1.8 32 INTRP 33 TXC 34 TXEN 35 TXD0 36 TXD1 37 GND 38 TXD2 39 TXD3 40 COL / CONFIG0 ...
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Micrel, Inc. Pin Number Pin Name 43 LED1 / SPEED RST Notes Power supply. Gnd = Ground Input Output. I/O = Bi-directional. Ipd = ...
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Micrel, Inc. Strapping Options – KSZ8041MLL Pin Number Pin Name Type 22 PHYAD2 21 PHYAD1 20 PHYAD0 27 CONFIG2 41 CONFIG1 40 CONFIG0 29 ISO 43 SPEED 23 DUPLEX 42 NWAYEN Note: 1. Ipu/O = Input with internal pull-up (40K ...
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Micrel, Inc. Functional Description The KSZ8041TL is a single 3.3V supply Fast Ethernet transceiver fully compliant with the IEEE 802.3u specification. On the media side, the KSZ8041TL supports 10Base-T and 100Base-TX with HP auto MDI/MDI-X for reliable detection ...
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Micrel, Inc. 10Base-T Receive On the receive side, input buffer and level detecting squelch circuits are employed. A differential input receiver circuit and a PLL performs the decoding function. The Manchester-encoded data stream is separated into clock signal and NRZ ...
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Micrel, Inc. Start Auto Negotiation Force Link Setting Yes Bypass Auto Negotiation and Set Link Mode December 2009 N Parallel Operation o Attempt Auto Listen for 100BASE-TX Negotiation Idles Join Flow Link Mode Set ? Yes Link Mode Set Figure ...
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Micrel, Inc. MII Management (MIIM) Interface The KSZ8041TL/FTL/MLL supports the IEEE 802.3 MII Management Interface, also known as the Management Data Input / Output (MDIO) Interface. This interface allows upper-layer devices to monitor and control the state of the KSZ8041TL/FTL/MLL. ...
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Micrel, Inc. MII Signal Definition The following table describes the MII signals. Refer to Clause 22 of the IEEE 802.3 Specification for detailed information. Direction MII (with respect to PHY, Signal Name KSZ8041TL/FTL/MLL signal) TXC Output TXEN Input TXD[3:0] Input ...
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Micrel, Inc. Receive Data Valid (RXDV) RXDV is driven by the PHY to indicate that the PHY is presenting recovered and decoded nibbles on RXD[3:0 10Mbps mode, RXDV is asserted with the first nibble of the SFD (Start ...
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Micrel, Inc. RMII Signal Definition (KSZ8041TL/FTL only) The following table describes the RMII signals. Refer to RMII Specification for detailed information. Direction RMII (with respect to PHY, Signal Name KSZ8041TL/FTL signal) REF_CLK Input TX_EN Input TXD[1:0] Input CRS_DV Output RXD[1:0] ...
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Micrel, Inc. Collision Detection The MAC regenerates the COL signal of the MII from TX_EN and CRS_DV. Serial MII (SMII) Data Interface (KSZ8041TL/FTL only) The Serial Media Independent Interface (SMII) is the lowest pin count Media Independent Interface (MII). It ...
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Micrel, Inc. The following figure and table shows the transmit data/control format for each segment: CLOCK SYNC TX TX_ER TX_EN SMII TX Bit TX_ER TX_EN TXD[0:7] TX_ER TX_EN TXD0 X 0 Use to force an error in a direct MAC-to- ...
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Micrel, Inc. The following figure and table shows the receive data/control format for each segment: CLOCK SYNC RX CRS RX_DV SMII RX Bit CRS RX_DV RXD[0:7] CRS RX_DV RXD0 RX_ER X 0 from pervious frame X 1 One Data Byte ...
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Micrel, Inc. HP Auto MDI/MDI-X HP Auto MDI/MDI-X configuration eliminates the confusion of whether to use a straight cable or a crossover cable between the KSZ8041TL/FTL/MLL and its link partner. This feature allows the KSZ8041TL/FTL/MLL to use either type of ...
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Micrel, Inc. Crossover Cable A crossover cable connects a MDI device to another MDI device MDI-X device to another MDI-X device. The following diagram depicts a typical crossover cable connection between two switches or hubs (two MDI-X devices). ...
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Micrel, Inc. ® LinkMD Cable Diagnostics ® The LinkMD feature utilizes time domain reflectometry (TDR) to analyze the cabling plant for common cabling problems, such as open circuits, short circuits and impedance mismatches. ® LinkMD works by sending a pulse ...
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Micrel, Inc. Reference Clock Connection Options A crystal or clock source, such as an oscillator, is used to provide the reference clock for the KSZ8041TL/FTL/MLL. The following figure illustrates how to connect the 25MHz crystal and oscillator reference clock for ...
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Micrel, Inc. Reference Circuit for Power and Ground Connections The KSZ8041TL/FTL/MLL is a single 3.3V supply device with a built-in 1.8V low noise regulator. The power and ground connections are shown in the following figure and table. Figure 9. KSZ8041TL/FTL/MLL ...
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Micrel, Inc. 100Base-FX Fiber Operation (KSZ8041FTL only) 100Base-FX fiber operation is similar to 100Base-TX copper operation with the differences being that the scrambler/de- scrambler and MLT3 encoder/decoder are bypassed on transmission and reception. In addition, auto-negotiation is bypassed, auto MDI/MDI-X ...
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Micrel, Inc. Back-to-Back Media Converter A KSZ8041TL/MLL and a KSZ8041FTL can be connected back-to-back to provide a low cost media converter solution. In back-to-back mode, media conversion is between 100Base-TX copper and 100Base-FX fiber. On the copper side, link up ...
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Micrel, Inc. RMII Back-to-Back Mode (KSZ8041TL/FTL only) In RMII Back-to-Back mode, the KSZ8041TL interfaces with another KSZ8041TL KSZ8041FTL to provide a complete 100Mbps repeater or media converter solution. The KSZ8041TL/FTL devices are configured to RMII Back-to-Back mode after ...
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Micrel, Inc. Register Map Register Number (Hex) Description 0h Basic Control 1h Basic Status 2h PHY Identifier 1 3h PHY Identifier 2 4h Auto-Negotiation Advertisement 5h Auto-Negotiation Link Partner Ability 6h Auto-Negotiation Expansion 7h Auto-Negotiation Next Page 8h Link Partner ...
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Micrel, Inc. Address Name Description 0.8 Duplex Mode 1 = Full-duplex 0 = Half-duplex 0.7 Collision Test 1 = Enable COL test 0 = Disable COL test 0.6:1 Reserved 0.0 Disable 0 = Enable transmitter Transmitter 1 = Disable transmitter ...
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Micrel, Inc. Address Name Description Register 3h – PHY Identifier 2 3.15:10 PHY ID Assigned to the 19th through 24 Number Organizationally Unique Identifier (OUI). Kendin Communication’s OUI is 0010A1 (hex) 3.9:4 Model Number Six bit manufacturer’s model number 3.3:0 ...
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Micrel, Inc. Address Name Description 5.9 100Base- capable capability 5.8 100Base- 100Mbps full-duplex capable Full-Duplex 100Mbps full-duplex capability 5.7 100Base- 100Mbps half-duplex capable Half-Duplex 0 = ...
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Micrel, Inc. Address Name Description 8.14 Acknowledge 1 = Successful receipt of link word successful receipt of link word 8.13 Message Page 1 = Message page 0 = Unformatted page 8.12 Acknowledge2 1 = Able to act ...
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Micrel, Inc. Address Name Description 1b.8 Link Enable Link Up Interrupt Interrupt 0 = Disable Link Up Interrupt Enable 1b.7 Jabber 1 = Jabber occurred Interrupt 0 = Jabber did not occurred 1b.6 Receive Error 1 = ...
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Micrel, Inc. Address Name Description 1e.12 Far-End Fault 0 = Far-End Fault not detected Detect 1 = Far-End Fault detected This bit applies to KSZ8041FTL fiber only. 1e.11 MDI/MDI MDI State 1 = MDI-X 1e.10:8 Reserved 1e.7 Remote ...
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Micrel, Inc. Address Name Description 1f.5 PHY Isolate 1 = PHY in isolate mode 0 = PHY in normal operation 1f.4:2 Operation [000] = still in auto-negotiation Mode [001] = 10Base-T half-duplex Indication [010] = 100Base-TX half-duplex [011] = reserved ...
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Micrel, Inc. Absolute Maximum Ratings Supply Voltage ( ........................ -0.5V to +2.4V DD_1.8, DDA_1.8, 1.8_OUT ( ................................... -0.5V to +4.0V DDIO_3.3, DDA_3.3 Input Voltage (all inputs) ............................... -0.5V to +4.0V Output Voltage (all outputs) .......................... ...
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Micrel, Inc. Notes: 1. Exceeding the absolute maximum rating may damage the device. Stresses greater than the absolute maximum rating may cause permanent damage to the device. Operation of the device at these or any other conditions above those specified ...
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Micrel, Inc. Timing Diagrams MII SQE Timing (10Base-T) TXC TXEN COL Timing Parameter SQE t SQEP December 2009 SQE t SQEP Figure 11. MII SQE Timing ...
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Micrel, Inc. MII Transmit Timing (10Base-T) TXC TXEN t SU2 TXD[3:0] CRS Timing Parameter SU1 t SU2 t HD1 t HD2 t CRS1 t CRS2 December 2009 HD2 t t ...
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Micrel, Inc. MII Receive Timing (10Base-T) Timing Parameter RLAT December 2009 Figure 13. MII Receive Timing (10Base-T) Description RXC period RXC pulse width low RXC pulse width high (RXD[3:0], RXER, RXDV) ...
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Micrel, Inc. MII Transmit Timing (100Base-TX) Timing Parameter SU1 t SU2 t HD1 t HD2 t CRS1 t CRS2 December 2009 Figure 14. MII Transmit Timing (100Base-TX) Description TXC period TXC pulse width ...
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Micrel, Inc. MII Receive Timing (100Base-TX) Timing Parameter RLAT December 2009 Figure 15. MII Receive Timing (100Base-TX) Description RXC period RXC pulse width low RXC pulse width high (RXD[3:0], RXER, RXDV) ...
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Micrel, Inc. RMII Timing Receive Tim ing REFCLK CRSDV RXD[1:0] Timing Parameter t ...
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Micrel, Inc. SMII Timing Timing Parameter December 2009 Figure 18. SMII Timing – Data Received from SMII Figure 19. SMII Timing – Data Input to SMII Description Min Setup time 1.5 Hold time 1.0 ...
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Micrel, Inc. Auto-Negotiation Timing tiatio n F ast ...
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Micrel, Inc. MDC/MDIO Timing MDC MDIO (PHY input) MDIO (PHY output) Timing Parameter Description t MDC period P t MDIO (PHY input) setup to rising edge of MDC 1MD1 t MDIO (PHY input) hold from rising edge of MDC MD2 ...
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Micrel, Inc. Reset Timing The KSZ8041TL/FTL/MLL reset timing requirement is summarized in the following figure and table. Supply Voltage RST# Strap-In Value Strap-In / Output Pin Parameter After the de-assertion of reset, ...
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Micrel, Inc. Reset Circuit The following reset circuit is recommended for powering up the KSZ8041TL/FTL/MLL if reset is triggered by the power supply. The following reset circuit is recommended for applications where reset is driven by another device (e.g., CPU ...
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Micrel, Inc. The following figure shows the reference circuits for pull-up, float and pull-down on the LED1 and LED0 strapping pins. December 2009 Pull-up KSZ8041TL/FTL/MLL LED pin Float KSZ8041TL/FTL/MLL LED pin Pull-down KSZ8041TL/FTL/MLL LED pin Figure 25. Reference Circuits for ...
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Micrel, Inc. Selection of Isolation Transformer A 1:1 isolation transformer is required at the line interface. An isolation transformer with integrated common-mode chokes is recommended for exceeding FCC requirements. The following table gives recommended transformer characteristics. Parameter Turns ratio Open-circuit ...
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Micrel, Inc. Package Information 48-Pin LQFP December 2009 48-Pin (7mm x 7mm) LQFP Package 63 KSZ8041TL/FTL/MLL M9999-120909-1.2 ...
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Micrel, Inc. 48-Pin TQFP Note: ALL DIMENSIONS ARE IN MILLIMETERS. December 2009 ...
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Micrel, Inc. MICREL, INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA TEL +1 (408) 944-0800 FAX +1 (408) 474-1000 WEB http://www.micrel.com The information furnished by Micrel in this data sheet is believed to be accurate and reliable. However, no ...