SMSCメーカーLAN9500の使用説明書/サービス説明書
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SMSC LAN9500/LAN9500i Revision 1.7 (10-02-08) DA T ASHEET Datasheet PRODUCT FEA TURES LAN9500/LAN9500i Hi-S peed USB 2.0 to 10/100 Ethernet Controller Highlight s Single Chip Hi-S peed USB 2.
Hi-S peed USB 2.0 to 10/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 2 Revision 1.7 (10-02-08) DA T ASHEET ORDER NUMBER(S): LAN9500-ABZJ FOR 56-PIN, QFN LEAD-FREE ROHS COMPLIANT P A CKAGE (.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 3 Revision 1.7 (10-02-08) DA T ASHEET T able of Content s Chapter 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 4 SMSC LAN9500/LAN9500i DA T ASHEET List of Figures Figure 1.1 LAN9500/LAN9500i System Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 5 Revision 1.7 (10-02-08) DA T ASHEET List Of T ables Table 2.1 MII Interface Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 6 SMSC LAN9500/LAN9500i DA T ASHEET Chapter 1 Introduction 1.1 Block Diagram 1.1.1 Overview The LAN9500/LAN9500i is a high pe rformance Hi-S peed USB 2.0 to 10/100 Ethernet controller .
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 7 Revision 1.7 (10-02-08) DA T ASHEET 1.1.2 USB The USB portion of the LAN9500/LAN9500i integrates a Hi-S peed USB 2 .
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 8 SMSC LAN9500/LAN9500i DA T ASHEET 1.1.6 EEPROM Controller The LAN9500/LAN9500i contains an EEPROM controller for connection to an external EEPROM.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 9 Revision 1.7 (10-02-08) DA T ASHEET Chapter 2 Pin Description and Configuration Figure 2.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 10 SMSC LAN9500/LAN9500i DA T ASHEET T able 2.1 MII Interface Pins NUM PINS NAME SYMBOL BUFFER TYPE DESCRIPTION 1 Rec.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 1 1 Revision 1.7 (10-02-08) DA T ASHEET 1 T ransmit Data 3 (External PHY Mode) TXD3 O8 (PU) T ransmit Data 3: In external PHY mode, this pin functions as the transmit data 3 output to the external PHY .
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 12 SMSC LAN9500/LAN9500i DA T ASHEET Note 2.1 Configuration strap va lues are latched on pow er-on reset and system reset. Configuration straps are identified by an u nderlined symbol n ame.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 13 Revision 1.7 (10-02-08) DA T ASHEET Note 2.2 Configuration strap va lues are latched on pow er-on reset and system reset. Configuration straps are identified by an u nderlined symbol n ame.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 14 SMSC LAN9500/LAN9500i DA T ASHEET 1 JT AG T est Clock (Internal PHY Mode) TCK IS (PU) JT AG T est Clock: In internal PHY mode, this pin functions as the JT AG test clock.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 15 Revision 1.7 (10-02-08) DA T ASHEET 1 Ethernet Link Activity Indicator LED nLNKA_LED OD12 (PU) Ethernet Link Activi ty Indicator LED (Active- Low): This signal is driven low (LED on) when a valid link is detected.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 16 SMSC LAN9500/LAN9500i DA T ASHEET T able 2.5 USB Pins NUM PINS NAME SYMBOL BUFFER TYPE DESCRIPTION 1 USB DMINUS USBDM AIO USB DMINUS Note: The functionality of this pin may be swapped to USB DPLUS via the PORT_SW AP configuration strap.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 17 Revision 1.7 (10-02-08) DA T ASHEET 1 PHY Interrupt (Internal PHY Mode) nPHY_INT O8 PHY Interrupt (Active-Low): In internal PHY mode, this signal can be configured to output the internal PHY interrupt signal.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 18 SMSC LAN9500/LAN9500i DA T ASHEET T abl e 2.9 56-QFN Package Pin Ass ignments PIN NUM PIN NAME PIN NUM PIN NAME PI.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 19 Revision 1.7 (10-02-08) DA T ASHEET 2.1 Buffer T ypes T abl e 2.10 Buffer T y pes BUFFER TYPE DESCRIPTION IS Schmitt.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 20 SMSC LAN9500/LAN9500i DA T ASHEET Chapter 3 EEPROM Controller (EPC) LAN9500/LAN9500i may use an external EEPROM to store the default values for the USB descriptors and the MAC address.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 21 Revision 1.7 (10-02-08) DA T ASHEET Note: EEPROM byte addresses past 1Dh can be used to store data for any purpose.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 22 SMSC LAN9500/LAN9500i DA T ASHEET 3.2 EEPROM Default s The signature value o f 0xA5 is stored at address 0. A dif ferent signature value indicates to the EEPROM controller that no EEPROM or an un-progra mmed EEPROM is attached to LAN9500/LAN9500i.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 23 Revision 1.7 (10-02-08) DA T ASHEET 3.4 An Example of EEPROM Format Interpret ation Ta b l e 3 . 4 and Ta b l e 3 . 5 provide an example of ho w the content s of a EEPROM are formatted .
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 24 SMSC LAN9500/LAN9500i DA T ASHEET T able 3.5 EEPROM Example - 256 Byte EEPROM EEPROM ADDRESS EEPROM CONTENT S (HEX.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 25 Revision 1.7 (10-02-08) DA T ASHEET 20h-27h 53 00 4D 00 53 00 43 0 0 Manufac turer ID S tring (“SMSC” in UNICODE.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 26 SMSC LAN9500/LAN9500i DA T ASHEET 64h 04 Descriptor T ype (Int erface Descriptor - 04h) 65h 00 Number i dentifying.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 27 Revision 1.7 (10-02-08) DA T ASHEET 88h 04 Descriptor T ype (Int erface Descriptor - 04h) 89h 00 Number i dentifying.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 28 SMSC LAN9500/LAN9500i DA T ASHEET Chapter 4 Operational Characteristics 4.1 Absolute Maximum Ratings* Supply V oltage (VDD33IO, VDD33A) ( Note 4.1 ) . . . . . . . . .
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 29 Revision 1.7 (10-02-08) DA T ASHEET 4.3 Power Consumption This section details the power consumption of LAN9 500/ LAN9500i as measured d uring various modes of operation.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 30 SMSC LAN9500/LAN9500i DA T ASHEET 4.3.4 Operational Power Consumption 4.3.5 Customer Evalua tion Board Operationa l Power Consumption T able 4.4 Ope rational Power Consumption - Su pply and Current @3.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 31 Revision 1.7 (10-02-08) DA T ASHEET 4.4 DC S pecifications Note 4.5 This specification appli es to all inputs and tri-stated bi-directional pins. In ternal pull-down and pull-up resi stors add +/- 50uA per-pin (typical).
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 32 SMSC LAN9500/LAN9500i DA T ASHEET Note 4.6 This is the total 5.5V input l eakage for the entire device. Note 4.7 XI can optionally be d riven from a 25MHz single-ended clock oscil lator .
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 33 Revision 1.7 (10-02-08) DA T ASHEET 4.5 AC S pecifications This section details the various AC timing specifications of the LAN9500/L AN9500i. Note: The MII timing adheres to the IEEE 802.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 34 SMSC LAN9500/LAN9500i DA T ASHEET 4.5.2 Power-On Configurat ion Strap V alid T iming Figure 4.2 illustrates the configuration strap vali d timi ng requirement in rel ation to power-on.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 35 Revision 1.7 (10-02-08) DA T ASHEET 4.5.3 Reset and Confi guration Strap T iming Figure 4.3 illustrates the nRESET pin ti ming requirement s and i ts relation to the configuration strap pins and output drive.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 36 SMSC LAN9500/LAN9500i DA T ASHEET 4.5.4 EEPROM Timing The following specifies th e EEPROM timing requirements for LAN9500/LAN950 0i: Figure 4.4 EEPROM T i ming T able 4.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 37 Revision 1.7 (10-02-08) DA T ASHEET 4.5.5 T urbo MII Interface Timing The external MII supports Turbo MII and the interface timing i s as follows. Note 4.12 These values satisfy the MII specification r equirement o f 0 ns to 25 ns clock to output delay .
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 38 SMSC LAN9500/LAN9500i DA T ASHEET Note 4.14 These values satisfy the 10-ns setup and hold time requirements that are necessary for the T urbo MII specificati on. T able 4.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 39 Revision 1.7 (10-02-08) DA T ASHEET 4.6 Clock Circuit LAN9500/LAN9500i can accept either a 25MHz crys tal (preferred) or a 25MHz single-ended clock oscillator (+/- 50ppm) input.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 40 SMSC LAN9500/LAN9500i DA T ASHEET Chapter 5 Package Outline Notes: 1. All dimensions are in mill imeters unless otherwise noted. 2. Position tolerance of each terminal and exposed pad is +/- 0.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 41 Revision 1.7 (10-02-08) DA T ASHEET Figure 5.2 LAN9500/LAN9500i 56-QF N Recommended PCB Land Pattern.
Hi-S pee d USB 2.0 to 10/100 Ethernet Controller Datasheet Revision 1.7 (10-02-08) 42 SMSC LAN9500/LAN9500i DA T ASHEET Chapter 6 Revision History T able 6.1 Customer Revision History REVISION LEVEL AND DATE SECTION/FIGUR E/ENTRY CORRECTION Rev . 1.6 (09-09-08 ) All Fixed various typos T able 3.
Hi-S peed USB 2.0 to 1 0/100 Ethernet Controller Datasheet SMSC LAN9500/LAN9500i 43 Revision 1.7 (10-02-08) DA T ASHEET T abl e 2.4, “Miscellaneous Pins,” o n pag e 14 Added new TEST3 entry , which must always be grounded. Modified buffer types for TEST1 an d TEST2 entrie s to indicate “-” as buffe r type.
デバイスSMSC LAN9500の購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
SMSC LAN9500をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはSMSC LAN9500の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。SMSC LAN9500の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。SMSC LAN9500で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
SMSC LAN9500を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はSMSC LAN9500の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、SMSC LAN9500に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちSMSC LAN9500デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。