笔记本电脑无线模块电路原理图

Transceiver RT2528 TX_BB_Q+ TX_BB_QTX_BB_I+ TX_BB_IRX_BB_Q+ RX_BB_QRX_BB_I+ RX_BB_IVGA_CAL AGC5 AGC4 AGC3 AGC2 AGC1 LNA0 LNA1 SUSPB IREF 40MI
C
D
UDM
SUSPB
TEST_EN SCAN_EN UDCLK UDCLKIN UCLKSEL BYPASSPLL SUSPENDM
PLLVDDA PLLVSSA
3.3VD 3.3VD 3.3VD 3.3VD 3.3VD 3.3VD 3.3VD 3.3VD 3.3VD 3.3VD 3.3VA 3.3VA 3.3VA 3.3VA 3.3VA 3.3VA 1.8VD 1.8VD 1.8VD 1.8VD 1.8VD 1.8VA 1.8VA 1.8VA 1.8VA 1.8VD 3.3VA 3.3VA 3.3VA
3.3VD
C
LD2_YN
U31 RT2571W-TFBGA180
VCCA
Link/TX
RB GND RFTXDIS#
ANSEL_P ANSEL_N AGC_LNA[1] AGC_LNA[0] VGA_PULSE VGA_LATCH VGA_VALUE[4] VGA_VALUE[3] VGA_VALUE[2] VGA_VALUE[1] VGA_VALUE[0] PA_PE_G PA_PE_A RADIO_PE TR_SW_P TR_SW_N RF_SCLK RF_SD RF_LE_G RF_LE_A RF_PE TR_PE RSSI AGC IREF VREF025N VREF025P VREF VREFN VREFP TSSI_G TSSI_A RFRXQ_N RFRXQ_P RFRXI_N RFRXI_P RFTXQ_N RFTXQ_P RFTXI_N RFTXI_P GNDSH_DAC GNDSH GND3_U20 GND18_U20 GNDA_U20 GNDIO_U20 VSS18 VSS18 VSS18
D8 B9 C9 A9 D10 D9 A10 C10
B11 A12 B12 C11 B10 D11 D5
C7 D6 B8 C8 D7 A8
Change connection from VCCA to RFRX_PE. 2
D7 D6 D5 D4 D3 D2 D1 D0
A5 A4 A3 A2 A1 A0
1 1
RXBB_IRXBB_I+
2 820 ohm R3 2 820 ohm R4 1 2 820 ohm R6 1 2 820 ohm
R2
RX_BB_QRX_BB_Q+ RX_BB_IRX_BB_I+
RX_BB_QRX_BB_Q+ RX_BB_IRX_BB_I+
TX_BB_QTX_BB_Q+ TX_BB_ITX_BB_I+
5
4
3
2
1
Mini Card I/F and Power UDP
D
MAC RT2571W UDP UDM UDP UDM TX_BB_Q+ TX_BB_QTX_BB_I+ TX_BB_IRX_BB_Q+ RX_BB_QRX_BB_I+ RX_BB_IVGA_CAL AGC5 AGC4 AGC3 AGC2 AGC1 LNA0 LNA1 TX_BB_Q+ TX_BB_QTX_BB_I+ TX_BB_IRX_BB_Q+ RX_BB_QRX_BB_I+ RX_BB_IVGA_CAL AGC5 AGC4 AGC3 AGC2 AGC1 LNA0 LNA1 SUSPB IREF 40MI
R237 100
2 1.8VD
Internal 12MHz External 12MHz
GND
D
GND
C367 2 1 MRSTB 1uF
GND 1
R246
0 ohm/NI
4.7uF/6.3V 40MI 40MI
C353,C354,R207, R230,R246,U38
C353 1
SUSPB
2
UXI C36 U38 XTAL/5x3.2/12MHz/NI UDP 1 2 1 UDP R7 620 UDM GND C37 2 3.3VA 1 NI 2 R163 1.5K 2 GND 2 C19 2 C372 2 UF 2 1pF 1 GND 2 1 NI
B
3-RT2571W-WLAN
2-PA-TQP777002
A
A
BILLIONTON Title Size B Date:
5 4 3 2
GMEWLGRL(RT2571W+RT2528) Document Number 39919424-010009 Wednesday, March 15, 2006 Sheet
C
IREF VREF25N VREF25P VREF01
GND
1
GPIO[7] GPIO[6] GPIO[5]/A21 GPIO[4]/A20 GPIO[3]/A19 GPIO[2]/A18 GPIO[1]/A17 GPIO[0]/A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6
LD2_YN RFTXDIS#
LD2_YN RFTXDIS#
LD2_YN RFTXDIS#
4-MiniCard
IREF 40MI
C
RFRX_PE RFTX_PE RF_LE-G# SYNDATA SYNCLK
RFRX_PE RFTX_PE RF_LE-G# SYNDATA SYNCLK
RFRX_PE RFIN_G RFTX_PE RF_LE-G# SYNDATA SYNCLK PA_RFING
ANTSEL_P ANTSEL_N LNA1 LNA0 VGA_CAL AGC5 AGC4 AGC3 AGC2 AGC1 PA_PE_G TR_SW TR_SWN SYNCLK SYNDATA RF_LE-G# RFRX_PE RFTX_PE
ANTSEL_P ANTSEL_N LNA1 LNA0 VGA_CAL AGC5 AGC4 AGC3 AGC2 AGC1 PA_PE_G TR_SW TR_SWN SYNCLK SYNDATA RF_LE-G# RFRX_PE RFTX_PE IREF C301 1 2 1uF C300 2 1uF C298 2
1
GND
GND
VREFN
1uF C302 1 2 1uF C303 1 2 1uF
GND
VREFP
TSSI_AG
GND_C18 GND_C18 GND_C18 GND_C18 GND_C18 GNDIO GNDIO GNDIO GNDIO GNDIO GNDIO GNDIO VSS33IO_A1 VSS33IO_A2 VSS33A VSS33A VSS33A VSS33A VSS33D VSS33D VSS33D VSS18IO_A
WAITN IREQN PCMWEN PCMOEN PCMREGN PCMCE1 PCMCIA-EN
RFRX_PE
1
R16 10K
2 1 1 1 2 RT1 CT6103-3435-5P C14 0.1uF/NI
B
E10 E7 G10 H5 K6 E5 E9 F10 F5 H10 J5 K5 M10 J13 K10 L10 L11 M13 J10 J11 K11 P9
1
Rev V 1.0 1 of 1
5
4
3
2
1
Mode
Install R245,R247
Not Install C353,C354,R207,R246 R230,U38 R245,R247
SUSPB
3.3VD
1
R1 100K
2
3.3VD 2
R245 2 C369
R17 20K
t
GND 2
B
3.3VD 3.3VD SNOR 3.3VD
GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND
GND
2
R250 0 ohm
RXBB_Q1 3.3VD 3.3VD RXBB_Q+
GRSTN DPRS DP DM DMRS RPU RREF XSCI XSCO EECS EECLK EEDI EEDO LED_RDY LED_ACT DI/O[7] DI/O[6] DI/O[5] DI/O[4] DI/O[3] DI/O[2] DI/O[1] DI/O[0] WPN WEN ALE CLE CEN REN R/B FSW
RFIN_G BILLIONTON PA_RFING
1-RT2528-xtal
PA and TX/RX ANTSEL_P ANTSEL_N TR_SW TR_SWN PA_PE_G
B
ANTSEL_P ANTSEL_N TR_SW TR_SWN PA_PE_G
ANTSEL_P ANTSEL_N TR_SW TR_SWN PA_PE_G RFIN_G PA_RFING
5x3.2
R207 1M/NI
1
1
X1
1
R230 100/NI
1 0.01uF 1 5.6K
GND
R229
DPRS UDP UDM DMRS RPU RREF UXI UXO
LED_RDY# LED_LKACT# GND GND GND GND GND GND GND GND 1
E4 C1 A1 A2 B1 D2 B2 C4 B5 H2 H3 J2 M2 M3 J3 G1 H1 J1 G3 G2 K1 L1 M1 F12 F13 E12 A14 E13 B13 D12 A11 B14 C14 D14 E14 F14 G13 G12 H13 C6 B4 B3 A3 A4 A5 A6 C5 B7 A7
GND GND
GND
C354 2 1 39pF/NI
U30 3.3VD 2 R10 10K 1 ORG GND 8 7 6 5 VDD N/C N/C GND CS SK DI DO 1 2 3 4 EECS EESK EEDI EEDO
93C66-TSSOP 3.3VD 2 R205 4.7K/NI LD2_YN D1 VCCA VCCA 1 2 LD2_YN 2 LED/GREEN D2 1 2 LED/GREEN R141 270 LD1_GN 2 R140 270 1 3.3VD 3.3VD 2 1 R30 10K R9 10K RFTXDIS# 1 2 1
J4 K2 M5 N4 N3 M4 P5 P4 P3 N5 P2 L4 N2 N1 K3 L2 H14 G14 H12 J14 P1 L3 N6 M7 L7 K13 K14 K12 N13 P13 P10 N10 N14 P14 P12 P11 P8 P7 N8 N7 M9 J12 C2 D3 E2 E3 K9 K8 K7 GND GND GND GND GND GND GND GND GND
TX_BB_QTX_BB_Q+ TX_BB_ITX_BB_I+
1.8VD 1.8VD 1 1 C172 0.1uF GND C173 0.1uF 2 2 1
A
1.8VA 3.3VD 1 1.8VA 3.3VD 1 1 1 1 1 1 C355 0.1uF C164 0.1uF 2 2 GND C165 0.1uF 2 3.3VA 3.3VA
2
R247 0 ohm
1
UCLK
D
39pF/NI
2
R227 39/NI
1
PLLMD GND GND
1.8VAR VSPLL D13 C13
3
4
2
UDM
2
R228 39/NI
1 E8 F11 G11 G5 K4 L6 M6 L12 L13 M14 M11 M12 N11 N12 P6 L14 E11 E6 H11 H4 L5 L8 L9 M8 N9 D4 D1 C3 F4 VDDIO VDDIO VDDIO VDDIO VDDIO VDDIO VDDIO VCC33D VCC33D VCC33D VCC33A VCC33A VCC33A VCC33A VDD33IO_A1 VDD33IO_A2 VDD_C18 VDD_C18 VDD_C18 VDD_C18 VDD_C18 VCC18 VCC18 VCC18 VDD18IO_A VCC18_U20 VCC3IO_U20 VCC3_U20 VCCA_U20 E1 F1 G4 F3 F2 C12 B6 A13 PLLCLK