schematics

FCC ID: I4L-MS6820

Schematics

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FCCID_355175

5 4 3 2 1 J3 D U11A D ac_reset_l 110 mod_audio_mon 111 pci_ad31 J2 PCI INTERFACE 23 113 pci_ad30 CB_AD_31 gnd audio_gnd J4 CB_AD_30 sys_audio_out 115 pci_ad29 K1 18 116 pci_ad28 CB_AD_29 pci3_3 plus5v sys_audio_in pci_intl J3 CB_AD_28 97 plus5v inta_l 20 pci_ad27 L1 17 pci_ad26 CB_AD_27 intb_l K2 CB_AD_26 pci_ad25 K4 36 1 0 2 CB_AD_25 reserved coex1_bt_active 4 pci_ad24 K3 L2 pci_cbe3l 22 R37 pci_ad23 CB_AD_24 CB_CBE_3_L pci_cbe2l reserved 0 N1 CB_AD_23 CB_CBE_2_L R1 reserved 43 1 2 coex2_wlan_active 4 pci_ad22 L3 R4 pci_cbe1l 93 100 R38 pci_ad21 CB_AD_22 CB_CBE_1_L pci_cbe0l reserved reserved vaux M2 CB_AD_21 CB_CBE_0_L T6 98 reserved reserved 112 2 pci_ad20 L4 T1 pci_framel 21 24 pci3_3 pci_ad19 CB_AD_20 CB_FRAME_L pci_irdyl reserved 3p3vaux pci_rstl P1 CB_AD_19 CB_IRDY_L P2 27 gnd rst_l 26 R36 10k pci_ad18 M4 R2 pci_trdyl pci_clk 25 pci_ad17 CB_AD_18 CB_TRDY_L pci_devsell clk pci_gntl M3 CB_AD_17 CB_DEVSEL_L P3 69 gnd gnt_l 30 pci_ad16 N2 P4 pci_stopl pci_reql 29 102 1 pci_ad15 CB_AD_16 CB_STOP_L pci_perrl req_l gnd pci_pmel N5 CB_AD_15 CB_PERR_L R3 pme_l 34 pci_ad14 P5 T2 pci_serrl pci_ad31 33 38 pci_ad30 pci_ad13 CB_AD_14 CB_SERR_L pci_par pci_ad29 ad31 ad30 T4 CB_AD_13 CB_PAR T3 35 ad29 plus33v 88 pci_ad12 R5 H2 pci_intl 49 42 pci_ad28 pci_ad11 CB_AD_12 CB_INT_L pci_rstl pci_ad27 gnd ad28 pci_ad26 T5 CB_AD_11 CB_RST_L G4 39 ad27 ad26 44 pci_ad10 N6 N3 pci_clk pci_ad25 41 114 C CB_AD_10 CB_CLK ad25 gnd C pci_ad9 P6 G2 pci_pmel 19 46 pci_ad24 pci_ad8 CB_AD_9 CB_PME_L pci_idsel pci_cbe3l plus33v ad24 pci_idsel R6 CB_AD_8 CB_IDSEL M1 45 cbe3_l idsel 48 pci_ad7 P7 H3 pci_reql pci_ad23 47 89 pci_ad6 CB_AD_7 CB_REQ_L pci_gntl ad23 plus33v pci_ad22 R7 CB_AD_6 CB_GNT_L J1 50 gnd ad22 52 pci_ad5 N7 pci_ad21 51 54 pci_ad20 pci_ad4 CB_AD_5 pci_ad19 ad21 ad20 T7 CB_AD_4 CSTSCHG G3 53 ad19 gnd 32 pci_ad3 P8 28 58 pci_ad18 pci_ad2 CB_AD_3 pci_clkrunl pci_ad17 plus33v ad18 pci_ad16 T8 CB_AD_2 CB_CLKRUN_L P9 57 ad17 ad16 60 pci_ad1 N8 pci_cbe2l 59 pci_ad0 CB_AD_1 cbe2_l pci_framel N9 CB_AD_0 62 gnd frame_l 64 pci_irdyl 61 irdy_l pci_trdyl 31 plus33v trdy_l 66 BCM4306 pci_devsell 72 37 devsel_l gnd pci_stopl 55 gnd stop_l 68 65 pci_clkrunl pci_perrl clkrun_l 71 perr_l 40 plus33v pci_serrl 67 56 pci_par serr_l par pci_ad15 63 plus33v ad15 76 pci_cbe1l 73 pci_ad14 cbe1_l pci_ad13 75 ad14 ad13 78 74 80 pci_ad11 pci_ad12 gnd ad11 B 79 ad12 gnd 83 B pci_ad10 81 84 pci_ad9 ad10 ad9 77 gnd 86 pci_cbe0l pci_ad8 cbe0_l 85 ad8 pci_ad7 87 90 pci_ad6 ad7 ad6 pci_ad4 70 plus33v ad4 92 pci_ad5 91 101 pci_ad3 ad5 gnd pci_ad2 95 ad3 ad2 94 82 96 pci_ad0 pci_ad1 gnd ad0 99 ad1 ac_codec id0_l 108 1k 103 109 acsync ac_codec id1_l 1 2 104 m66en 105 ac_sdata_ina ring 2 R47 106 4 vcc3_3 ac_sdata_out 8pmj_1 107 ac_bit_clk 9pmj_2 6 8pmj_4 8 1 tip 8pmj_5 10 2 3 8pmj_3 led2_yelp 12 led_wlan24_radiostate 4 5 8pmj_6 led2_yeln 14 R45 10k 7 8pmj_7 reserved 16 9 8pmj_8 A 11 118 A 4 led_wlan_activity 1 1k led1_grnp sys_audio_in_gnd audio_gnd 120 mpciact_l 4 minipci interface 1 2 hw_radioxmit_disable_l 13 122 4 rf_dis_filt_l led1_grnn mpciact_l Page 1: MiniPCI Interface 15 vaux chsgnd Micro-Star International Co., LTD. 0u01F Page 2: 802.11b/g Radio Interface R46 117 124 sys_audio_out_gnd 3p3vaux 1 1 C124 C122 10uF Page 3: 802.11b/g RF Front End 119 audio_gnd 121 Page 4: Power /Clocks / Misc 123 reserved minipci interface 2 2 plus5va Size Document Number Rev B 0A conn_minipci3 MS6820 Date: Thursday, February 13, 2003 Sheet 1 of 5 5 4 3 2 1

5 4 3 2 1 vcc3_3 R17 R21 0 R25 R30 0 wrssi_2050 1 2 1 2 gphy_wrssi nrssi_2050 1 2 1 2 gphy_nrssi Following nets should be routed differentially with matched lengths ( 10 mil tolerance ) 2 2 1 2 2 2 1 2 499 499 R64 R65 C46 R22 R66 R67 C61 R26 TX_I(P,N) RX_I(P,N) TX_Q(P,N) RX_Q(P,N) 2 2 15K 120pF x_1K2 15K 120pF x_1K2 1 U10 20K 20K TX_I(P,N) and TX_Q(P,N) RX_I(P,N) and RX_Q(P,N) vcc_radio vcc_radio vcc_radio vin 1 1 1 1 1 1 1 C103 22uF 3 on_off1 1 C97 0u1F vout 5 4 2 D bypass D gnd 2 1 1 1 C86 C80 C144 4u7F 22uF 0u01F LP298518 2 vcc2050io 2 2 2 R4 10k 1 2 R5 1 R1 2 1 2 gphy_sri_e C9 gphy_sri_c gphy_sri_do 1 2 0 C2 4k7 1 1 1 gphy_sri_di gphy_bpwr C10 vcc2050io gphy_cmout C25 C22 C20 C30 C50 C3 1 1 1 1 1 vcc_radio 0u1F 150pF 150pF 2700pF 2 2 2 1 1 C59 C60 x_22pF x_22pF x_22pF x_22pF x_22pF 1 2 2 2 2 2 2 22pF 0u1F 2 2 R3 2k87 57 15 10 21 18 26 29 30 22 38 23 31 32 52 16 24 25 17 19 20 7 3 6 U6 L3 gnd_pad vddpa1 vddpa2 vddvco vddlo vddcp vddpfd vddio cm_in vddxtal vddpll vdddpll clk_sel cp_fb biascvar vddtx vddrx vdd4w vctrl vdddpll_ref cp_out nc bgref C 1 2 C 1 1 1 1 1 1 1 1 U7 C51 C52 C58 C57 C56 C55 C54 C53 U11B802.11G RADIO I/F 3 g_rx_in 1 SE DIFF1 4 2 2nH 22pF 22pF 22pF 22pF 22pF 22pF 22pF 22pF gphy_cmout B14 2 2 2 2 2 2 2 2 L4 fltr_ctrl_2050 gphy_fltr_rx_ctrl A6 GPHY_CMOUT 6 NC DIFF2 3 fltr_rx_ctrl 44 FLTR_RX_CTRL 45 fltr_ctrl_lpf_2050 fltr_rx_ctrl_lpf B7 fltr_rx_ctrl_lpf gphy_agc<0> B10 FLTR_RX_CTRL_LPF 2 GND GND 5 agx_rx_ctrl0 51 AGC_RX_CTL_0 2n4H 50 gphy_agc<1> C10 agx_rx_ctrl1 gphy_agc<2> D10 AGC_RX_CTL_1 49 1 HHM-1520 L2 2nH agx_rx_ctrl2 gphy_agc<3> A11 AGC_RX_CTL_2 4 rf_inp agx_rx_ctrl3 48 AGC_RX_CTL_3 1 2 5 47 gphy_agc<4> B11 rf_inn agx_rx_ctrl4 gphy_agc<5> C11 AGC_RX_CTL_4 agx_rx_ctrl5 46 AGC_RX_CTL_5 C1 36pF R2 11 gphy_tx_ip D14 tx_ana_in_ip gphy_tx_in GPHY_TXP_I 2 1 1 2 tx_ana_in_in 12 E14 GPHY_TXN_I 14 gphy_tx_qp D16 Y1 3 20MHz 221 tx_ana_in_qp gphy_tx_qn GPHY_TXP_Q tx_ana_in_qn 13 D15 GPHY_TXN_Q 2 R8 27 36 gphy_sri_do B8 3 xtal_out sri_di gphy_sri_c SRI_DO 2 2 4 4 28 xtal_in sri_c 35 A7 SRI_C 34 gphy_sri_e D8 sri_e SRI_E 1 10M 37 gphy_sri_di A8 C32 36pF XTAL-RAL-H10S sri_do SRI_DI 33 clk_2050 4 1 1 sys_clk gphy_bpwr 2 1 bpwr 43 C7 BPWR 2 wrssi_2050 A5 wrssia 3 gphy_tx_pu PA_RAMP 9 1 nrssi_2050 pa_outp nrssia gphy_rx_qp B 8 pa_outn rx_ana_out_qp 54 A15 GPHY_RXP_Q B 53 gphy_rx_qn B15 C23 rx_ana_out_qn gphy_rx_ip GPHY_RXN_Q rx_ana_out_ip 55 B16 GPHY_RXP_I 2 1 56 gphy_rx_in A16 U4 rx_ana_out_in GPHY_RXN_I tx_pu 39 2 5 10pF 40 gphy_tx_pu A10 GND GND rx_pu TX_PU 2 41 gphy_rx_pu A9 xtal_pu xtal_pu_2050 4 RX_PU 6 3 L1 42 gphy_synth_pu D9 NC DIFF2 synth_pu SYNTH_PU 1 SE DIFF1 4 BCM2050 3 gphy_ant_seln A12 ANT_SELN 2 C47 C43 C39 C38 3 g_tx_out x_3n3H B12 3 gphy_ant_selp ANT_SELP 1 1 1 1 HHM-1520 place close to bcm2050 1 C26 R14 1 R31 10k 2 C16 GPHY_TEMPRSSI 22pF 22pF 22pF 22pF 2 1 vcc3_3 vcc2050io 4k7 avddphy gphy_nrssi C14 2 2 2 2 GPHY_NRSSI 1 R52 2 gphy_wrssi C15 1 GPHY_WRSSI 1 10pF L11 vcc2050io C143 3 gphy_tssi D13 GPHY_TSSI 1 2 41k2 0u1F B9 3 tr_sw_rx_pu 2 TR_SW_RX_PU 1 1 BEAD C17 C9 3 tr_sw_tx_pu TR_SW_TX_PU C82 0u1F R60 x_0 R62 0 BCM4306 2 2 vcc_radio 0u01F fltr_ctrl_lpf_2050 fltr_rx_ctrl_lpf 4 qpio6 1 2 1 2 R61 x_0 R63 0 1 1 1 1 1 1 1 1 1 1 1 A C31 C8 C16 C34 1 2 fltr_ctrl_2050 1 2 gphy_fltr_rx_ctrl A 4 qpio5 C40 C19 C15 C11 C7 C6 C14 0u1F 1000pF 0u1F 1000pF 0u1F 0u1F 802.11g Radio Interface 2 2 2 2 2 2 2 2 2 2 2 0u01F 0u01F 0u01F 0u01F 0u01F Micro-Star International Co., LTD. 802.11g Radio Interface Size Document Number Rev B 0A MS6820 Date: Thursday, February 13, 2003 Sheet 2 of 5 5 4 3 2 1

5 4 3 2 1 J1 J2 2 2 1 2 3 2 3 C33 mech mech mech mech 1 R56 C13 R10 33pF 1 2 1M 33pF U5 x_10K rf rf AS-179 1 UFL_ANTENNA 1 UFL_ANTENNA C5 6p2F U1 33 R12 33 1 2 2 1 1 4 1 2 2 tr_sw_tx_pu 1 2 4 1 q_pa_out RF1 VC1 gphy_ant_selp 2 C24 6p2F VC1 RF1 R7 2 GND RFC 5 2 1 5 RFC GND 2 D C4 6p2F C36 6p2F D 33 R11 33 2 1 3 RF2 VC2 6 1 2 gphy_ant_seln 2 2 tr_sw_rx_pu 1 2 6 VC2 RF2 3 2 1 g_rx_in 2 2 2 1 TARGET_Z0=50 AS-179 R6 C18 R55 R9 2 33pF 2 1M x_10K 1 C12 vccgpa_ctl R51 1 1 1 pci3_3 33pF vccgpa_ctl x_560 L7 BEAD 2 1 2 1 U8 vcc_pd_opamp vcc2_8 vin 3 on_off1 1 1 1 1 1 C45 C49 C42 5 C141 C142 vout 2 4 bypass gnd 0u1F R13 pci3_3 x_0u1F x_100pF 2 2 2 2 2 1 1 1 5 10uF 10uF C37 C29 C35 vccgpa C140 x_33pF U15 10k 2 LP2985_29 L8 BEAD 2 1 1 vcc 2 0u01F 0u1F Q2 rfin 1 2 S 2 2 2 C 1 10uF 1 fdn338p 4 1 2pd_opamp_in C G vout C R16 1 1 1 1 D gnd 1 2 B C28 C70 C69 C77 3 R50 x_20k R20 shdn_l 2 3 4k7 1 2 Q1 6p2F 47pF 0u1F 10uF x_LT5505 E 2 2 2 2 2 mmbt3904 4k7 R29 R24 24 2 gphy_tx_pu 2 1 1 2 1 C27 vcc2_8 R68 x_0 R28 2 1 6p2F 2 10k 10k 4 gpio9 1 10 U2 4 5 Vm Vpc Vcc U3 C21 6p2F 2 MMPA742G 7 4 2 2 1 2 g_tx_out rf_in rf_out in out gnd gnd gnd gnd pad gnd gnd pd pci3_3 B lfb212g45 B 1 3 6 8 11 9 1 3 vcc_pd_opamp L6 FB 1 2 1 1 C74 C78 vcc_radio 0u1F 2 2 10uF 5 R27 R15 U9 1 2 1 2 1 4 10k 3 gphy_tssi 2 2 2k15 LMV321 1 C41 0u1F R19 SC705 2 1 1k54 C44 2 1 0u01F R23 82K5 2 1 2 R18 100K C48 6p8F 1 2 pd_opamp_in 2 1 A A 802.11G RF Front End Micro-Star International Co., LTD. 802.11G RF Front End Size Document Number Rev B 0A MS6820 Date: Thursday, February 13, 2003 Sheet 3 of 5 5 4 3 2 1

5 4 3 2 1 1 led_wlan24_radiostate 1 led_wlan_activity U11D U11C avddphy vcc1_8 vcc3_3 vddpll T14 BCM4306 GPIO_0 P12 GPIO_1 2 2 T13 D11 M12 M10 M11 G12 H12 E12 E13 K13 K14 E10 E16 GPIO_2 JTAG_TRST_L F12 F13 L13 L11 L12 J12 M7 M9 M5 M6 G5 R48 R49 H5 H4 N4 R8 H1 E9 K6 K5 E4 E5 E6 E7 E8 F5 F6 F7 L6 L5 N12 C12 J5 1 mpciact_l GPIO_3 TDO 10k R12 GPIO_4 TDI A14 10k T12 C13 AVDD_GPHY AVDD_GPHY AVDD_GPHY AVDD_GPHY AVDD_APHY AVDD_APHY AVDD_APHY AVDD_APHY VDDCORE VDDCORE VDDCORE VDDCORE VDDCORE VDDCORE VDDCORE VDDCORE VDDCORE VDDCORE VDDBUS VDDBUS VDDBUS VDDBUS VDDBUS VDDBUS VDDIO VDDIO VDDIO VDDIO VDDIO VDDIO VDDIO VDDIO VDDIO VDDIO AVDD AVDD VESD VESD VESD PLLDVDD NC 2 qpio5 GPIO_5 TCK 2 qpio6 R11 B13 1 1 GPIO_6 TMS 1 coex1_bt_active P11 GPIO_7 D D 1 coex2_wlan_active N11 GPIO_8 3 gpio9 N10 GPIO_9 R10 C8 rf_dis_filt_l vcc3_3 GPIO_10 RF_DISABLE_L R35 1 rf_dis_filt_l T11 GPIO_11 P10 GPIO_12 PLL_POWERDOWN A13 1 2 vcc3_3 rf_dis_filt_l T10 x_4K7 R32 GPIO_13 2 xtal_pu_2050 2 R40 1 R9 GPIO_14 FREF G13 1 2 clk_2050 2 0 T9 1K GPIO_15 1 PCMCIA_SEL L15 2 1 R44 F1 R13 C145 BOOTROM_SCL EXT_POR_L GPHY_AGND GPHY_AGND GPHY_AGND GPHY_AGND APHY_AGND APHY_AGND APHY_AGND APHY_AGND x_10K E3 12pF U12 BOOTROM_SDA R15 2 TEST_SE PLLGND 8 vcc3 cs 1 F4 SPROM_CS 1 2 2 AGND C94 0u1F 7 2 F2 GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND nc sk SPROM_CLK R34 R33 6 nc di 3 G1 SPROM_DOUT 5 4 F3 2 gnd do SPROM_DIN 4k7 1k2 H11 J11 K11 K12 D12 E11 F11 G11 L14 F8 F9 F10 G6 G7 G8 G9 G10 H6 H7 H8 H9 H10 J6 J7 J8 J9 J10 K7 K8 K9 K10 L7 L8 L9 L10 M8 E15 NM93C46 BCM4306 1 1 vcc3_3 pci3_3 R41 R42 C C 1 2 2 1 cgnd C125 C118 x_0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 C100 C85 C114 C135 C133 C137 C104 C67 C73 C81 C96 C120 C126 1uF 10uF x_0u01F x_0u1F x_0u01F 0u1F 0u1F 0u1F 0u1F 0u01F 0u01F 0u01F 0u01F 0 R43 10uF 0u01F 0603 2 1 0805 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 0402 U13 R39 x_0 1 2 1 vcc1 hys 8 X_1K 0402 vaux 2 7 vcc1 vout 1 1 3 6 C91 C99 vcc2 vout 1 1 1 1 1 1 1 1 1 1 1 1 C90 C123 C130 C138 C139 C111 C115 C117 C127 C102 C98 C116 1uF 10uF x_0u01F x_0u1F 0u1F 0u1F 0u1F 0u01F 0u01F 0u01F 0u01F 0u01F x_10uF x_0u01F 4 5 1210 0402 2 2 vcc2 gnd 1 1 2 2 2 2 2 2 2 2 2 2 2 2 C112 C119 X_cmpwr025 2 2 X_10uF x_0u01F 1210 0402 B B U14 vddcore vcc3_3 bulk decoupling 3 VIN VOUT 2 adj/gnd 1 1 1 1 1 1 1 1 1 1 1 1 1 C101 C93 C105 C134 C136 C89 C108 C129 C128 C107 C110 C92 C95 10uF 1uF x_0u01F x_0u1F 0u1F 0u1F 0u1F 0u1F 0u01F 0u01F 0u01F 0u01F 0u01F Vout vcc1_8 Regulator Stuffing Options LM2619 LM2612 2 2 2 2 2 2 2 2 2 2 2 2 2 SOT_223 U14: NS LM2619ATL U14: NS LM2612ABLX/S5000170 4 1 L1117L_SOT223 NO_LOAD: R53, R54 NO_LOAD: C109,R57, R58 1 1 C146: 330pF R59, R64, R65: 0 ohm C121 C68 10uF 0u1F L10 avddphy R57: 39.2K BEAD R58: 22.1K 2 2 R59: 4.42K 1 2 0603 1 1 1 1 1 1 1 1 1 1 1 1 1 C76 C83 C84 C87 C88 C79 C75 C62 C64 C131 C132 C65 C66 10uF 1uF 0u1F 0u1F 0u1F x_0u01F x_0u1F 0u1F 0u01F 0u01F 0u01F 0u01F 0u01F 2 2 2 2 2 2 2 2 2 2 2 2 2 L5 vddpll 1 1 C106 C113 10uF 10uF BEAD A 1 2 A 0603 BCM4306 POWER,CLOCKS & MISC. 2 2 Micro-Star International Co., LTD. 1 1 C72 C63 2u2F 0u01F BCM4306 POWER,CLOCKS & MISC. 2 2 Size Document Number Rev B 0A MS6820 Date: Thursday, February 13, 2003 Sheet 4 of 5 5 4 3 2 1

5 4 3 2 1 A1 J5 50ohm_TOP X D 1 D 2 Trace Width 19 mils 2050_hole CON2 HOLE130D80 SIP2 A2 X FM1 FM7 FM8 X X X case MINI_PCI_D C X X X C F_PAD_M120 F_PAD_M100 F_PAD_M100 FM5 FM6 FM9 FM10 FM11 FM12 FM13 X X X X X X X X X X F_PAD_M120 F_PAD_M120 F_PAD_M100 X X X X F_PAD_M120 F_PAD_M120 F_PAD_M120 F_PAD_M120 B B HM1 HM2 HM3 X X X position hole position hole position hole HOLES125 HOLES125 HOLES125 A A Title <Title> Size Document Number Rev A <Doc> <RevCode> Date: Thursday, February 13, 2003 Sheet 5 of 5 5 4 3 2 1


Document Created: 2003-08-01 17:24:33
Document Modified: 2003-08-01 17:24:33
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