WM8950-6140-FL24-EV1-REV3 Schematic and Layout DOC TYPE: Schematic and Layout BOARD REFERENCE: WM8950-6140-FL24-EV1-REV3 BOARD TYPE: Customer Main WOLFSON DEVICE(S): WM8950 DATE: March 2008 DOC REVISION: Rev 1.1 Customer Information 1 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Schematic Sheet 1: Functional Diagram Customer Information 2 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Sheet 2: S/PDIF Interface Customer Information 3 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Sheet 3: Software Control Customer Information 4 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Sheet 4: Level Shift Customer Information 5 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Sheet 5: Analogue Input Customer Information 6 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Sheet 6: WM8950 Customer Information 7 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Sheet 7: Analogue Output Customer Information 8 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Sheet 8: Power Customer Information 9 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Sheet 9: Reference Tables Customer Information 10 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Bill Of Materials (BOM) Item RefDes Description Manufacturer Manufacturer's Part Number 1 J8 3.5mm Jack Socket 6.5mm Centre Height Technik Industrial TSH3565 1 2 U2 74ALVC164245 16 Bit Dual Supply Bus Transceiver SSO Philips 74ALVC164245DL 1 3 L3 3.3uH 1210 Surface Mount Inductor '1210A series' Epcos B82422A1332K100 1 4 J9 J25 J28 Phono Socket PCB mount BLACK Dragon City RS109 - Black 3 5 J21 Phono Socket PCB mount YELLOW Dragon City RS109 - Yellow 2 6 J15 Phono Socket PCB mount RED Dragon City RS-109 Red 2 7 J19 Phono Socket PCB mount WHITE Dragon City RS-109 White 2 8 H2 2x6 2.54mm pitch PCB Pin Header VERTICAL Harwin M20-9980645 2 9 H1 2x8 2.54mm pitch PCB Pin Header VERTICAL Harwin M20-9980845 2 10 J10 J11 J12 J13 J14 J17 J20 J22 J24 1x2 PCB Pin Header 0.1" VERTICAL Harwin M20-9990245 9 11 SW1 SW2 SW4 SW5 SW6 1x3 2.54mm Header Vertical Harwin M20-9990345 5 12 J16 J18 J23 J26 1x6 2.54mm Header Vertical Harwin M20-9990645 4 13 Q1 Q2 Q3 TN0200T N- Channel MOSFET SOT23 Vishay TN0200K-T1-E3 3 14 J29 SMB Connector PCB Mount 50 Ohm VERTICAL Amphenol SMB1251B1-3GT30G-50 1 15 J32 36-way Centronics/IEE488 PCB mountable Connector Multicomp 147-753 1 Customer Information 11 Qty March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Item RefDes Description Manufacturer Manufacturer's Part Number 16 L2 47uH 1210 Surface Mount Inductor 'PA series' Panasonic ELJPA470KF 1 17 SW7 B3F1000 SPNO PCB mount switch Omron B3F-1000 1 18 C6 C7 C16 C30 C39 220pF 0805 SMD Ceramic Capacitor 50V X7R Phycomp 2238 580 15614 5 19 C27 0.01uF 0805 SMD Ceramic Capacitor 50V X7R Phycomp 08052R103K9B2 1 20 C1 C2 C3 C4 C5 C10 C12 C13 C15 C17 C22 C23 C25 C40 C41 C42 0.1uF 0805 SMD Ceramic Capacitor 50V X7R Phycomp 08052R104K9B2 16 21 C35 4.7nF 0603 SMD Ceramic Capacitor 50V X7R AVX 06035C472KAT2A 1 22 C32 C34 0.1uF 0603 SMD Ceramic Capacitor 16V X7R Phycomp 06032R104K7B2 2 23 P1 P2 P3 P4 Hexagonal brass M3 size spacer 20mm length Harwin R6379-02 4 24 TP1 TP2 TP3 TP4 TP5 TP6 1.32mm PCB Test Terminal BLACK VERO 20-2136 6 25 TP7 TP8 TP9 1.32mm PCB Test Terminal RED Vero 20-313141 3 26 SC1 SC2 SC3 SC4 Slotted Panhead Screw - M3 thread; 12mm long Roebuck PFP527 4 27 W1 W2 W3 W4 Plain M3 size washer Roebuck PFP2497 4 28 C11 C18 C19 C20 C21 C24 C26 C31 4.7uF 0805 SMD Ceramic Capacitor 16V X5R Kemet C0805C475K4PAC 8 29 R16 R17 R18 47k 1206 SMD chip 4 resistor array 5% 0.063W Phycomp 2350 035 10473 3 30 R26 1K2 0603 SMD chip resistor 1% 0.063W Multicomp MC 0.063W 0603 1%1K2 1 Customer Information 12 Qty March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Item RefDes Description Manufacturer Manufacturer's Part Number Qty 31 R2 R3 R15 R32 0R 0603 SMD chip resistor 1% 0.063W Multicomp MC 0.063W 0603 0R 4 32 R19 10K 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 10K 1 33 R24 100K 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 100K 1 34 R37 R39 R41 1K2 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 1K2 3 35 R31 330R 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 330R 1 36 R21 R27 39K 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 39K 2 37 R33 R34 R35 4K7 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 4K7 3 38 R4 R22 R28 47K 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 47K 3 39 R10 620R 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 620R 1 40 R7 680R 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 680R 1 41 R8 R11 R13 R36 R38 R40 0R 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 0R 6 42 R6 0R 1206 SMD chip resistor Multicomp MC 0.125W 1206 0R 1 43 C8 C9 C29 C38 1uF 0805 SMD Ceramic Capacitor 10V X7R Multicomp N0805R105KCT 4 44 SW3 DIL Switch 6-Way Rocker Grayhill 76SB06T 1 45 U6 DS1813 5V active Low Power-On-Reset chip SOT Dallas Semiconductor DS1813R-10+ 1 46 J1 J2 J3 J4 J5 J6 J7 4mm Non-Insulated Panel Socket 16A PJP 3110I 7 Customer Information 13 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Item RefDes Description Manufacturer Manufacturer's Part Number 47 LNK_J12 LNK_J13 LNK_J14 0.1" OPEN JUMPER LINK RED Protech 22-3565 3 48 LNK_H1_1 LNK_H1_2 LNK_H1_3 LNK_H1_4 LNK_H2_1 LNK_H2_2 LNK_H2_3 LNK_J11 LNK_J17 LNK_J20 LNK_SW1 LNK_SW2 LNK_SW4 LNK_SW5 LNK_SW6 0.1" OPEN JUMPER LINK YELLOW Protech 22-3570 15 49 R20 75R 0805 SMD chip resistor 1% 0.125W Neohm CRG08051%75R0 1 50 D1 KP-2012SYC 0805 SMD Chip LED YELLOW Kingbright KP-2012SYC 1 51 U1 2:1 Ratio 96KHz SPDIF Digital Audio transformer SOIC Scientific Conversion SC982-04LF 1 52 U3 TORX176 Digirtal Audio Optical Receiver Toshiba TORX176(F) 1 53 U5 CS8427 96KHz Audio Transceiver Crystal Semiconductor CS8427-CSZ 1 72 U4 WM8950 ADC with Mic In QFN Wolfson Microelectronics WM8950GEFL/V 1 Customer Information 14 Qty March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Item RefDes Description Manufacturer Manufacturer's Part Number Qty Unpop 54 J34 3.5mm Jack Socket 6.5mm Centre Height Technik Industrial TSH3565 1 55 J30 Phono Socket PCB mount RED Dragon City RS-109 Red 1 56 J33 Phono Socket PCB mount WHITE Dragon City RS-109 White 1 57 R45 33k 0603 SMD chip resistor 1% 0.063W Multicomp MC 0.063W 0603 1% 33K 1 58 J27 J31 1x2 PCB Pin Header 0.1" VERTICAL Harwin M20-9990245 2 59 C48 100uF CASE T Surface Mount 6.3V AVX TACT107M006XTA 1 60 C47 C51 C52 220pF 0805 SMD Ceramic Capacitor 50V X7R Phycomp 2238 580 15614 3 61 C44 C45 C46 0.1uF 0805 SMD Ceramic Capacitor 50V X7R Phycomp 08052R104K9B2 3 62 C28 C33 C36 C37 22pF 0805 SMD Ceramic Capacitor 100V NPO AVX 08051A220JAT2A 4 63 R1 R14 5k6 0603 SMD chip resistor 1% 0.063W Multicomp MC 0.063W 0603 1% 5K6 2 64 R9 100R 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 100R 1 65 R42 R44 10K 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 10K 2 66 R43 47K 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 1% 47K 1 67 R5 R12 0R 0805 SMD chip resistor 1% 0.1W Multicomp MC 0.1W 0805 0R 2 68 L1 0R 1206 Resistor on 1210 Inductor site Multicomp MC 0.125W 1206 0R 1 69 R23 R25 R29 R30 49R9 0805 SMD chip resistor 1% 0.125W Rohm MCR10EZHEF49R9 4 Customer Information 15 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Item RefDes Description Manufacturer Manufacturer's Part Number Qty Unpop 70 C14 C43 C49 10uF 6.3 Dia 2.5 pitch Oscon Through Hole Cap. 25V 20% Sanyo 25SC10M 3 71 C50 220uF 10 Dia 5 pitch Low Impedance TH Cap. 35V 20% EEUFC1V221 1 Customer Information 16 Panasonic March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Layout Top Silkscreen Customer Information 17 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Generic Board Configuration Customer Information 18 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Application Support If you require more information or require technical support, please contact the Wolfson Microelectronics Applications group through the following channels: Email: Telephone Apps: Fax: Mail: [email protected] +44 (0) 131 272 7070 +44 (0) 131 272 7001 Applications Engineering at the address on the last page or contact your local Wolfson representative. Additional information may be made available on our web site at: http://www.wolfsonmicro.com Customer Information 19 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Important Notice Wolfson Microelectronics plc (“Wolfson”) products and services are sold subject to Wolfson’s terms and conditions of sale, delivery and payment supplied at the time of order acknowledgement. Wolfson warrants performance of its products to the specifications in effect at the date of shipment. Wolfson reserves the right to make changes to its products and specifications or to discontinue any product or service without notice. Customers should therefore obtain the latest version of relevant information from Wolfson to verify that the information is current. Testing and other quality control techniques are utilised to the extent Wolfson deems necessary to support its warranty. Specific testing of all parameters of each device is not necessarily performed unless required by law or regulation. 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Any representations made, warranties given, and/or liabilities accepted by any person which differ from those contained in this datasheet or in Wolfson’s standard terms and conditions of sale, delivery and payment are made, given and/or accepted at that person’s own risk. Wolfson is not liable for any such representations, warranties or liabilities or for any reliance placed thereon by any person. ADDRESS: Wolfson Microelectronics plc Westfield House 26 Westfield Road Edinburgh EH11 2QB United Kingdom Tel :: +44 (0)131 272 7000 Fax :: +44 (0)131 272 7001 Email :: [email protected] Customer Information 20 March 2008, Rev 1.1 WM8950-6140-FL24-EV1-REV3 Schematic and Layout Revision History REVISION DATE ORIGINATOR 1.0 14/02/2008 BC Initial release 1.1 20/3/08 BC Headings changed Customer Information CHANGE 21 March 2008, Rev 1.1