AP121_RF_ar9331电路图

5 5 4 4 3 3 2 2 1 1 D D C C B B A A PRELIMINARY ATHEROS CONFIDENTIAL AP121 802.11b/g/n 1x1 2.4GHz Access Point AR9331 4LAN + 1WAN 10/100 Router Reference Design JC AP121-010245-01951-010 DATE March, 24, 2010 REVISION NUMBER INITIALS DESCRIPTION AP121-245-01951-062 1.Delete DC1.2V option.245-01951-020 2.Delete R3, R210, R206, C158, C159, C165, C166, R207, R11, R209, C35 3.Change C3 from 27pF to 10pF, change C4 from 33pF to 10pF, change C66 C67 from 1.5pF to 10pF, change C65 from 1.2pF to 1pF, change C68 C69 C70 C71 from 1.2pF to 2pF, change L1 L2 from 3nH to 2nH, change L18 L20 from 1.5nH to 2.0nH, change C97 from 2pF to 1pF, change C177 from No Load to 0.75pF, change C89 C90 from 4.7pF to 10pF, change L5 L6 from 2.2nH to 2.0nH, change C91 C92 from 1.5pF to 1.2pF, change C93 from No Load to 1pF, change L14 from 4.7uH to 15uH, change L22 from 4.7uH to 10uH, change C157 C143 from 390pF to 3.9nF, change R201 from No Load to 6.81K, change R166 from 16.2K to 26.1K, change R168 from 5.1K to 10K, change C144 from 10pF to 10nF, change R149 from 5.1K to 10K, change C167 from 33pF to No Load, change C27 from 0.01uF to 0.1uF, change R9 from 10K to No Load, change R12 from 100K to No Load, change C55 from 1uF to 22uF, change C152 from 10uF to 22uF, change C72 from No Load to 1pF, change C30 from 4.7uF to 10uF, change R5 from 56K to 10K 4.Add C203 2pF, R201 12K, C168 No Load, R215 56K, 1.2V option JCJune, 24, 2010 1.Add 1.2V option JC245-01951-030June, 28, 2010 2.Change C14 C15 C19 C20 from 0.01uF to No Load, change C54 C21 from 0.01uF to 1uF, change C32 from 0.01uF to 470pF, change R12 from No Load to 1uF change C65 from 1.2pF to 0.75pF, change C203 from 2pF to 1.5pF, change C72 from 1pF to No Load, change C177 from 0.75pF to 0.5pf, change C91 C92 from 1.2pF to 1pF, 245-01951-031 JC 1.Change R4 R64 R65 R189 R194 R196 R198 R214 from 56K to 10K, change R188 from 56K to No Load, change R187 from No Load to 10k, change R12 from 1uf to 0.22uf, change R215 from 56K to No Load, change C68 C69 from 2.0pf to 1.8pf, change C65 from 0.75pf to 0.5pf, change L17 L19 from 4.7nh to 3.6nh, change C97 from 1pf to 1.5pf, change L5 L6 from 2.0nh to 2.2nh 2.Remove C93 C117 August, 2, 2010 1.Add L21, C204August, 30, 2010 245-01951-040 JC 2.Remove C34 3.Change R92 from 330 ohm to 270 ohm, change C187 from 10K to No Load, change C188 from No Load to 10K, change C74 from 10pF to 0.75pF, change C75 from No Load to 6.8nH, change C94 from No Load to 0.5pF, change C95 from 10pF to 2.7nH 245-01951-041October, 1, 2010 JC 1.Change C65 from 0.5pf to No Load, C68 C69 from 1.8pf to 1pf, C70 C71 from 2pf to 1pf, C72 from No Load to 1pf, C97 from 1.5pf to 1.2pf C26 from0.01uf to No Load, L1 L2 from 2nh to 2.2nh, L17 L19 from 3.9nh to 4.7nh, L5 L6 from 2.2nh to 2.7nh 1.Add R202 10k, R203 No Load, change C97 from 1.2pf to 1.5pf, change L21 from 10nh to 0ohm, change C204 from 0.1uf to 1nf, change C26 from No Load to 0.01uf, change R5 from 10K to No Load, change R215 from No Load to 10K, change JP1 to No Load, change J2 to No Load JC245-01951-050October, 15, 2010 1.Del L21, TP8, TP10, TP11, TP12, TP13, C176, C177, C20 2.Change C54 from 1uf/0402 to 10pf/0201, change C97 from 1.5pf to 1.2pf, change C144 C129 from 0.01uf to 0.1uf, change C143 C157 from 3900pf to 3300pf, change R201 from 6.18K to 12K, change R210 from 12K to 20K, change R166 from 26.1K to 71.5K, change R168 from 10K to 22K, L17 L19 from 4.7uH to 3.9nH change R148 from 45.3K to 62K, change R149 from 10K to 11.8K, Change L15 L16 from 10nH to 4.7nH, change C68 C69 C70 C71 C91 C92 from 1pF to 1.2pF, change C89 C90 from 10pF to 3.9pF, change C21 from 1uF to 1nF, change C93 from No Load to 0.75pF, change C204 from 1nF to 1uF, change L18 L20 from 2.0nH to 1.8nH, change C181 C182 from 10pF to 0.1uF 3.Add C31, C34, C35, L21, L23 245-01951-060 JCFebruary, 14, 2011 1. update U1 symbolJC245-01951-061April, 14, 2011 1. update no USB supportJC245-01951-062May, 9, 2011 Size DWG NO Rev Sheet of Title Date Title and Reversion History Atheros Communications, Inc. Thursday, August 02, 2012 1 8C 5480 Great America Parkway Santa Clara, CA 95054 000Size DWG NO Rev Sheet of Title Date Title and Reversion History Atheros Communications, Inc. Thursday, August 02, 2012 1 8C 5480 Great America Parkway Santa Clara, CA 95054 000Size DWG NO Rev Sheet of Title Date Title and Reversion History Atheros Communications, Inc. Thursday, August 02, 2012 1 8C 5480 Great America Parkway Santa Clara, CA 95054 000 MK3 MARK40 MK4 MARK40 MK5 MARK40 MH1 MPTH_276D120 MK6 MARK40 MH5 MPTH_276D120 MH2 MPTH_276D120 MH3 MPTH_276D120 MH4 MPTH_276D120 MK1 MARK40 MK2 MARK40 Un Re gis te re d 5 5 4 4 3 3 2 2 1 1 D D C C B B A A Hornet AR9331 Flash 4MByte DDR1 16MByte Ethernet 10/100 LAN Port Ethernet 10/100 WAN Port TRX DISCRETE BALUN RX DISCRETE BALUN TRX MATCH CIRCUIT RX MATCH CIRCUIT ANTENNA 0 ANTENNA 1 DDR PNP LDO 2.0V PNP LDO 25MHz XTAL Jumper Start SW Reset SW PRELIMINARY ATHEROS CONFIDENTIAL DC12~24V INPUT SWITCH REGULATOR to 3.3V AP121-245-01951-062 JTAG (Option) UART (Option) SWITCH REGULATOR to 5V (for USB) 3.3 to 1.2V (internal SW Regulator) For DDR1 For Ethernet transformer 3.3 to 2.5V (Internal LDO for GPIO) OPTION SWITCH REGULATOR to 1.2V USB Connector USB WIFI (Option) Size DWG NO Rev Sheet of Title Date AP121 Block Diagram Atheros Communications, Inc. Monday, August 06, 2012 2 8C 5480 Great America Parkway Santa Clara, CA 95054 000Size DWG NO Rev Sheet of Title Date AP121 Block Diagram Atheros Communications, Inc. Monday, August 06, 2012 2 8C 5480 Great America Parkway Santa Clara, CA 95054 000Size DWG NO Rev Sheet of Title Date AP121 Block Diagram Atheros Communications, Inc. Monday, August 06, 2012 2 8C 5480 Great America Parkway Santa Clara, CA 95054 000 Un Re gis te re d 5 5 4 4 3 3 2 2 1 1 D D C C B B A A near pin A30 near pin A33 near pin A38 JUMPSTART SW 0805 near pin B39 near pin A55 near pin 49 Note: Pin name is 0.99 (20100316) CK_P, DQS_0, DQS1 short together if use SDRAM. Y1:TXC9B25000406 Use DDR1, XLNA =Low close to A48 With ICE, JUMPSTART=High; Without ICE, JUMPSTART=Low. near pin B67 USB_Port_1 USB---按PCB阻抗90 OHM设计，差分等长处理 Route USB DP/DM as 90 ohm differential, match lengths to within +/-5mils Note: Hornet Digital IO pads(Flash, UART,JTAG, LED) are 2.5V CMOS logic, don't apply >2.9V on it otherwist might damage the IC. JTAG near pin A84 near pin B26 near pin B31 near pin B36 near pin A61 near pin A70,A71 near pin B55 near pin B69 near pin B42 near pin B60,B61,B62 near pin A26 near pin B1 near pin A12 near pin A19 near pin A5 near pin B13 RESET SW Use DDR1, RESET=High TP7和TP6两个测试点要紧挨着 USB+ USB- JUMPSTART RESET JTAG_TDO JTAG_TDI JTAG_TCK JTAG_TMS XTALI XTALO X T A LI X T A LO RESET_B JUMPSTART USB+ USB- JTAG_TDI JTAG_TMS JTAG_TDO JTAG_TCK RESET USB+ USB- UART-TX UART-RX UART-TX UART-RX VDD_DDR VDD25 VDD25 AVDD12 VDD25 VDD12_RF VDD33 VDD33_RF DVDD12 DVDD12 2.0V VDD33 VDD33 DVDD12 VDD33 VDD33 VDD25VDD25 AVDD12 AVDD12 DVDD12 AVDD12 DVDD12 5V DVDD12 AVDD12AVDD12 DVDD12 VDD33_RF VDD_DDR VDD12_RF VDD33 VDD25 VDD25 VDD33P3_RX- 6 P3_RX+ 6 P3_TX- 6 P3_TX+ 6 P4_TX- 6 P4_TX+ 6 P4_RX- 6 P4_RX+ 6 ADDR_04 ADDR_14 ADDR_24 ADDR_34 ADDR_44 ADDR_54 ADDR_64 ADDR_74 ADDR_84 ADDR_94 ADDR_104 ADDR_114 ADDR_124 DATA_04 DATA_14 DATA_24 DATA_34 DATA_44 DATA_54 DATA_64 DATA_74 DATA_84 DATA_94 DATA_104 DATA_114 DATA_124 DATA_134 DATA_144 DATA_154 DQM_04 DQS_04 DQS_14 DQM_14 CK_N4 CK_P4 CKE_14 BA_14 BA_04 CS_L4 RAS_L4 CAS_L4 WE_L4 SPI_MISO 4 SPI_CS 4 SPI_CLK 4 SPI_MOSI 4 GPIO1 6,8 GPIO13 6,8 LDO_OUT7 RFOUTP 5 RFOUTN 5 RFIN1N 5 RFIN1P 5 LED0 6 CTRL20 7 SW_REG_OUT7 VDD12_PMU7 RESET 8 LED5 6 Flash_WP 4 LED7 6 P2_RX- 6 P2_RX+ 6 P2_TX- 6 P2_TX+ 6 WDI 6,8 LED4 6 LED6 6 WD_EN 8 Size DWG NO Rev Sheet of Title Date Hornet Atheros Communications, Inc. Thursday, August 02, 2012 3 8Custom 5480 Great America Parkway Santa Clara, CA 95054 000Size DWG NO Rev Sheet of Title Date Hornet Atheros Communications, Inc. Thursday, August 02, 2012 3 8Custom 5480 Great America Parkway Santa Clara, CA 95054 000Size DWG NO Rev Sheet of Title Date Hornet Atheros Communications, Inc. Thursday, August 02, 2012 3 8Custom 5480 Great America Parkway Santa Clara, CA 95054 000 TP11 C7 103/25V C0402 C43 1uF/6.3V C0402 C2 10pF/50V C0402 C37 103/25V C0402 C11 103/25V C0402 C16 1uF/6.3V C0402 C41 103/25V C0402 C29 103/25V C0402 L17 3nH L0402 1 2 R68 10R/5% R0402 C24 103/25V C0402 C8 103/25V C0402 C46 NC C0402 R7 1K/5% R0402 C4 104/16V C0402 TP21 R9 NC R0402 C12 103/25V C0402 C25 103/25V C0402 C36 103/25V C0402 R11 10K/5% R0402 TP10 1 TP41 ESD2 0402ESDA-09-3pF-3.3V D0402 U15 RL-UM02BS MD_WIFI_6P_UM02BS_20X20_H1D8 RFGND 1 ANT 2 3.3V 3D- 4D+ 5GND 6 C17 103/25V C0402 V D- D+ G USB_TYPE_A_1J1 JUSB_4P_G2_H7 G1 1 2 3 4 G2 R67 10R/5% R0402 C31 103/25V C0402 TP51 ESD1 0402ESDA-09-3pF-3.3V D0402 C3 NC C0402 TP16 TP40 1 R60 4.7K/1% R0402 C13 103/25V C0402 TP11 1 C40 103/25V C0402 C178 1uF/6.3V C0402 C26 103/25V C0402 R13 10K/5% R0402 R5 6.19K/1% R0402 C18 103/25V C0402 C5 224/16V C0402 R6 2.43K/1% R0402 U1 IMP809-2.63V SOT23 V C C 3 RESET 2 G N D 1 R8 NC R0402 TP12 1 C34 103/25V C0402 R61 15K/5% R0402 R12 0R/5% R0402 Y1 25MHz OSC3225 1 12 2 3 3 4 4 R1 10K/5% R0402 C14 103/25V C0402 C19 103/25V C0402 C177 NC C0402 TP13 1 C27 103/25V C0402 R14 NC R0402 C30 NC C0402 C42 103/25V C0402 C9 NC C0402 C39 103/25V C0402 JP1 SIP_3P_SMD 1 2 3 3 R2 10R/5%R0402 TP14 1 C175 8.2pF C0402 U2 AR9331 QFN_144P_G1_12X12_0D5_H0D9 VDD_DDR B1 DDR_A_2 A3 DDR_A_1 B2 DDR_A_0 A4 DDR_A_10 B3 VDD12 A5 DDR_BA_1 B4 DDR_BA_0 A6 DDR_CS_L B5 DDR_RAS_L A7 DDR_CAS_L B6 DDR_WE_L A8 DDR_DQM_0 B7 DDR_DQS_0 A9 DDR_DATA_7 B8 DDR_DATA_6 A10 DDR_DATA_5 B9 DDR_DATA_4 A11 DDR_DATA_3 B10 VDD_DDR A12 DDR_DATA_2 B11 DDR_DATA_1 A13 DDR_DATA_0 B12 DDR_DQM_1 A14 VDD12 B13 DDR_DQS_1 A15 DDR_DATA_8 B14 DDR_DATA_9 A16 DDR_DATA_10 B15 DDR_DATA_11 A17 DDR_DATA_12 B16 DDR_DATA_13 A18 DDR_DATA_14 B17 VDD_DDR A19 DDR_DATA_15 B18 LDO_OUT A20 VDD33 B19 V D D 3 3 B 2 0 S W _ R E G _ O U T A 2 5 V D D 1 2 _ P M U B 2 1 V D D 1 2 A 2 6 G P IO 2 3 /S P D IF _ O B 2 2 G P IO 2 0 /I2 S _ S D A 2 7 G P IO 1 9 /I2 S _ W S /S L IC _ F S _ O B 2 3 G P IO 1 8 /I2 S _ C K /S L IC _ L K A 2 8 G P IO 2 2 /I2 S _ M IC IN /S L IC _ D A T A _ I B 2 4 G P IO 2 4 A 2 9 G P IO 2 1 /I2 S _ M C K /S L IC _ D A T A _ O B 2 5 V D D 2 5 A 3 0 V D D 1 2 B 2 6 R X _ P 4 A 3 1 R X _ N 4 B 2 7 T X _ P 4 A 3 2 T X _ N 4 B 2 8 V D D 2 5 A 3 3 T X _ P 3 B 2 9 T X _ N 3 A 3 4 R X _ P 3 B 3 0 R X _ N 3 A 3 5 V D D 1 2 B 3 1 R X _ P 2 A 3 6 R X _ N 2 B 3 2 T X _ P 2 A 3 7 T X _ N 2 B 3 3 V D D 2 5 A 3 8 T X _ P 1 B 3 4 T X _ N 1 A 3 9 R X _ P 1 B 3 5 R X _ N 1 A 4 0 V D D 1 2 B 3 6 R X _ P 0 A 4 1 R X _ N 0 B 3 7 T X _ P 0 A 4 2 T X _ N 0 B 3 8 VDD25 B39RBIAS A47VDD12 B40AVDD20 A48CTRL20 B41LDO25_OUT A49VDD33 B42USB_DM A50USB_DP B43GPIO26/LED8 A51GPIO27/LED7 B44GPIO8/JTAG_TMS/I2S_SD A52USB_VDD12 B45JTAG_TCK A53GPIO6/JTAG_TDI/I2S_CK B46GPIO7/JTAG_TDO/I2S_WS A54VDD12 B47VDD25 A55GPIO11/I2S_MCK/JS/UART_RTS B48GPIO12/I2S_MICIN/UART_CTS A56GPIO2/SPI_CS_0 B49GPIO4/SPI_MOSI A57GPIO5/SPI_MISO B50VDD12 A58GPIO3/SPI_CLK B51ANTB A59ANTA B52ANTC A60ANTD B53VDD12_BB A61XPABIAS B54RFOUTN A62VDD33_RF B55RFOUTP A63VDD12_RF B56RFIN1N A64 R F IN 2 N A 6 9 B IA S R E F B 5 9 V D D 1 2 _ S Y N T H A 7 0 V D D 3 3 _ S Y N T H B 6 0 V D D 1 2 _ P L L A 7 1 V D D 3 3 _ P L L B 6 1 R E S E T _ L A 7 2 V D D 3 3 _ X T A L B 6 2 X T A L I A 7 3 X T A L O B 6 3 G P IO 2 8 /X L N A A 7 4 G P IO 1 7 /L E D 6 B 6 4 G P IO 1 6 /L E D 5 A 7 5 G P IO 1 5 /L E D 4 B 6 5 G P IO 1 4 /L E D 3 A 7 6 G P IO 1 3 /L E D 2 B 6 6 G P IO 1 /L E D 1 A 7 7 V D D 2 5 B 6 7 G P IO 0 /L E D 0 A 7 8 G P IO 9 /U A R T _ S IN /S P I_ C S _ 1 B 6 8 G P IO 1 0 /U A R T _ S O U T /S P I_ C S _ 2 A 7 9 V D D 1 2 B 6 9 D D R _ A _ 4 A 8 0 D D R _ A _ 5 B 7 0 D D R _ A _ 6 A 8 1 V D D _ D D R B 7 1 D D R _ A _ 7 A 8 2 D D R _ A _ 8 B 7 2 D D R _ A _ 9 A 8 3 D D R _ A _ 1 1 B 7 3 V D D _ D D R A 8 4 D D R _ A _ 1 2 B 7 4 D D R _ C K E A 8 5 D D R _ C K _ P B 7 5 D D R _ C K _ N A 8 6 D D R _ A _ 3 B 7 6 G 1 G 1 RFIN1P A65 R F IN 2 P A 6 8 C6 NC C0402 C33 103/25V C0402 C28 103/25V C0402 R15 10K/5% R0402 C15 102/50V C0402 C44 10uF/6.3V C0603 R82 0R/5% R0402 R4 10R/5%R0402 C176 1pF/50V C0402 TP15 1 J7 WAFER-2.0mm-3PIN JWAFER_3P_8X4D35_2_H5D9 1 1 2 2 3 3 R10 NC R0402 ANT2 ANT-STAMP-CUS126 JCON_3P_COAXIAL_H2D8_ST 1 23 C38 103/25V C0402 C22 103/25V C0402 LU1 NC/CM Choke L2012_4P_CHOKE_H1D2 1 4 32 SW1 KEY_4P KEY_4P_TS1100E_H1D9 1 3 42 R16 10K/5% R0402 C76 22uF/25V C0805 C20 103/25V C0402 TP61 C179 10uF/6.3V C0603 C45 104/16V C0402 C32 103/25V C0402 C21 22uF/25V C0805 C1 10pF/50V C0402 C10 103/25V C0402 TP31 R3 NC R0402 C35 10uF/6.3V C0603 F1 FUSE/1A F0805 2 1 C23 103/25V C0402 TP71Un Re gis te re d 5 5 4 4 3 3 2 2 1 1 D D C C B B A A DDR1(default is loaded, 16MByte) GPIO24 controls Write_Protect. Memory bus clock speed and voltage: SDRAM: 166MHz, 3.0V DDR1:200MHz, 2.5V DDR2:200MHz, 1.8V Flash memory footprint is SO8-200mil R69,R68 are voltage divider to reduce the logic level to 2.5V. close U3 pin 15 close U2 pin 14 close U2 pin 27 close U2 pin 43 close U2 pin 49 close U2 pin 1 close U2 pin 3 close U2 pin 9 R49,R53靠近主芯片放置 20120806:change to MX25L3205DM2I-12G VDD_DDR VDD25 VDD33 VDD_DDR VDD_DDR ADDR_12 3 DQS_1 3 DQS_0 3 CK_N3 DATA_0 3 DATA_1 3 DATA_2 3 DATA_3 3 DATA_4 3 DATA_5 3 DATA_6 3 DATA_7 3 DATA_8 3 DATA_9 3 DATA_10 3 DATA_11 3 DATA_12 3 DATA_13 3 DATA_14 3 DATA_15 3 CK_P3 CS_L3 WE_L3 CKE_13 RAS_L3 CAS_L3 ADDR_03 ADDR_13 ADDR_23 ADDR_33 ADDR_43 ADDR_53 ADDR_63 ADDR_73 ADDR_83 ADDR_93 ADDR_103 ADDR_113 BA_13 BA_03 SPI_MISO 3 Flash_WP3 SPI_CLK 3 SPI_MOSI3 SPI_CS3 DQM_1 3 DQM_0 3 Size DWG NO Rev Sheet of Title Date AP121 Memory Atheros Communications, Inc. Monday, August 06, 2012 4 8Custom 5480 Great America Parkway Santa Clara, CA 95054 000Size DWG NO Rev Sheet of Title Date AP121 Memory Atheros Communications, Inc. Monday, August 06, 2012 4 8Custom 5480 Great America Parkway Santa Clara, CA 95054 000Size DWG NO Rev Sheet of Title Date AP121 Memory Atheros Communications, Inc. Monday, August 06, 2012 4 8Custom 5480 Great America Parkway Santa Clara, CA 95054 000 R22 22R/5% R0402 R48 1K/5% R0402 R33 22R/5% R0402 R27 22R/5% R0402 C54 103/25V C0402 R29 22R/5% R0402 R45 22R/5% R0402 R18 22R/5% R0402 R30 22R/5% R0402 R51 3K/5% R0402 C55 103/25V C0402 R49 22R/5%R0402 C58 102/50V C0402 R35 22R/5% R0402 U3 SDRAM-2MX4BX16 SO_66P_22D22X11D76_0D65_H1D2 DQ0 2 DQ1 4 DQ2 5 DQ3 7 A0 29 DQ4 8 A1 30 DQ5 10 A2 31 DQ6 11 A3 32 DQ7 13 A4 35 A5 36 A6 37 A7 38 A8 39 A9 40 A10 28 A11 41 V S S Q 6 V D D Q 3 V D D 1 V D D Q 9 V S S Q 12 V D D Q 15 CS 24 LDQS 16 V D D 18 CKE 44 NC 17 BA0 26 BA1 27 V D D 33 V S S 34 UDQS 51 WE 21 CAS 22 CLK 46 V S S 48 LDM 20 RAS 23 V S S Q 52 NC 14 DQ8 54 DQ9 56 V D D Q 55 DQ10 57 V S S Q 58 DQ11 59 DQ12 60 V D D Q 61 DQ13 62 DQ14 63 V S S Q 64 DQ15 65 V S S 66 CLK 45 UDM 47 NC 25NC 19 NC 42 NC 50NC 43 NC 53 VREF 49 R57 4.7K/1% R0402 R20 22R/5% R0402 R46 22R/5% R0402 R28 22R/5% R0402 R59 10K/5% R0402 C56 103/25V C0402 R54 22R/5% R0402 R47 22R/5% R0402 R50 NC R0402 R37 22R/5% R0402 R32 22R/5% R0402 U4 MX25L1605DM2I-12G SO_8P_7D9X5D2_1D27_H2D2 CS 1 SI/SIO0 5 SO/SIO1 2 SCLK 6 V C C 8 HOLD 7 WP/ACC 3 G N D 4 R58 10K/5% R0402 R31 22R/5% R0402 R26 22R/5% R0402 R39 22R/5% R0402 R52 NC R0402 C57 10uF/6.3V C0603 R53 22R/5% R0402 R34 22R/5% R0402 C50 103/25V C0402 R56 22R/5% R0402 R21 22R/5% R0402 R55 4.7K/1% R0402 C47 104/16V C0402 C49 103/25V C0402 R36 22R/5% R0402 C48 NC C0402 R17 22R/5% R0402 C51 103/25V C0402 R42 10K/5% R0402 R19 22R/5% R0402 R38 22R/5% R0402 R43 10K/5% R0402 C52 103/25V C0402 R24 22R/5% R0402 R23 22R/5% R0402 R40 22R/5% R0402 R44 NC R0402 C53 103/25V C0402 R25 22R/5% R0402 R41 22R/5% R0402 Un Re gis te re d 5 5 4 4 3 3 2 2 1 1 D D C C B B A A R76 & R77 share 1 pad A N T 0 L15, L16 recommend useing low DCR Psat power current 150mA~180mA VDD33 VDD33 RFOUTP3 RFOUTN3 RFIN1P3 RFIN1N3 Size DWG NO Rev Sheet of Title Date AP121 RF Atheros Communications, Inc. Thursday, August 02, 2012 5 8Custom 5480 Great America Parkway Santa Clara, CA 95054 000Size DWG NO Rev Sheet of Title Date AP121 RF Atheros Communications, Inc. Thursday, August 02, 2012 5 8Custom 5480 Great America Parkway Santa Clara, CA 95054 000Size DWG NO Rev Sheet of Title Date AP121 RF Atheros Communications, Inc. Thursday, August 02, 2012 5 8Custom 5480 Great America Parkway Santa Clara, CA 95054 000 L8 1.8nH +/-0.1NH L0402 L10 1.8nH +/-0.1NH L0402 C61 1.5pF/50V C0402 C69 10pF/50V C0402 C65 104/16V C0402 ANT1 ANT-STAMP-CUS126 JCON_3P_COAXIAL_H2D8_ST 1 2 3 C72 NC C0402 C74 22uF/25V C0805 C73 1.2pF/50V C0402 C59 104/16V C0402 C71 1pF/50V C0402 L7 3.9nH +/-0.1NH L0402 L9 3.9nH +/-0.1NH L0402 L6 6.8nH +/-0.1NH L0402 C63 1.2pF/50V C0402C75 22uF/25V C0805 C68 1.2pF/50V C0402 C62 NC C0402 L2 2.2nH +/-0.1NH L0402 C60 10pF/50V C0402 L1 4.7nH +/-0.1NH L0402 C67 1.2pF/50V C0402 L3 4.7nH +/-0.1NH L0402 C66 10pF/50V C0402 L5 12nH +/-5% L0402 L4 2.2nH +/-0.1NH L0402 C64 1.2pF/50V C0402 C70 0.75pF/50V C0402 Un Re gis te re d 5 5 4 4 3 3 2 2 1 1 D D C C B B A A SYS WIRELESS_LED1 Power_LED Trade-offs: Nets name LED0, LED1, LED2, LED3, LED4, LED6 are also for Boot-strap during power on. To avoid wrong voltage applyed on the IO pin from LED, these GPIOs should be source current only. The rest LEDs are using sink current mode to reduce the Hornet internal 2.5V LDO loading (thermal). LEDs are 0603 SMT type becaused of plastic optical guide. Ethernet on/off on=High 25MHz XTAL =Low PORT4_LED USB Host Mode =High 10/100 LAN port All WAN and LAN ports support Auto-MDIX. 10/100 WAN port Boot from SPI Flash =High Chip Mode[0] =Low Chip Mode[1] =Low FW download =Low LED0 LED1 LED2 LED3 LED4 LED5 LED6 LED7 P3_RX- P3_RX+ P3_TX- P3_TX+ P4_RX+ P4_RX- P4_TX+ P4_TX- LED0 LED7 LED0 P2_TX+ P2_TX- P2_RX+ P2_RX- LED5 TX3+ TX3- TX4- RX4- TX4+ RX4+ RX3+ RX3- P4_TX- P4_TX+ P4_RX+ P4_RX- P3_TX+ P3_RX- P3_TX- P3_RX+ P4_CT1 P4_CT2 P3_CT1 P3_CT2 TX4+P4_TX+ RX4- P4_CT1 P4_CT2 RX4+ TX4- P4_RX+ P4_RX- P4_TX- RX3- TX3+P3_TX+ P3_CT1 P3_CT2 P3_TX- RX3+ TX3- P3_RX+ P3_RX- P2_TX- P2_TX+ P2_RX- P2_RX+ LED5 P2_CT1 RX2- P2_TX+ TX2+ P2_CT3 P2_CT4P2_CT2 RX2+ P2_TX- P2_RX- P2_RX+ TX2- RX2+ TX2+ TX2- RX2- P2_CT1 P2_CT2 P2_CT3 P2_CT4 TX2- TX2+ RX2- RX2+ VDD33 VDD25 VDD25 VDD25 GND_ENET GND_ENET AVDD2V02.0V GND_ENET AVDD2V0 AVDD2V0 AVDD2V0 AVDD2V0 GND_ENET GND_ENET GND_ENET GND_ENET GND VDD25 VDD25 VDD25 VDD25 AVDD2V0 AVDD2V0 EMAC_3V3 EMAC_3V3 LED73 LED03 P4_TX-3 P4_RX+3 P4_TX+3 P4_RX-3