Block Diagram

FCC ID: V7TW307R

Block Diagram

Download: PDF

FCCID_1155021

5 4 3 2 1

Ant. Chain0 2412~2462MHz

8~14V Step-Down 3.3V
Regulator

2.4GHz TX0 2.4GHz TX0
BPF PA
D D
8~14V Step-Down 1.5V
SPDT Antenna
Regulator
Switch
2.4GHz RX0 2.4GHz RX0

RT3052
LNA

Ant. Chain1 2412~2462MHz
SDRAMx1
16Mx16

FLASH 2.4GHz TX1 2.4GHz TX1
BPF PA
2Mx16

SPDT Antenna
Switch
C C
2.4GHz RX1 2.4GHz RX1
LNA

RESET

3.3V LDO 2.0V
产品差异说明：
W368R：2T2R，RT3052，2M FLASH，32M SDRAM，外置天线2根，2.4GHz/50Ω/5dBi,126*13mm,黑色圆柱状不可拆卸式。

RJ45x5

B B
Transformer

Operational Principle
原理说明：
1、CPU：U1，The RT3052 SOC combines Ralink's 802.11n draft compliant 2T2R(RT3050:1T1R) MAC/BBP/2.4G ISM band Transceiver , a high performance 384MHz MIPS24KEc CPU core, 5‐port integrated 10/100
Ethernet switch/PHY；An 40MHZ crystal(U2) for CPU`S reference frequency,
40MHz 2、SDRAM： U8，U7 Hynix HY57V281620FTP-H CMOS Synchronous DRAM，16M Byte（16M X 16bit X 2PCS）
3、FLASH：U6 MXIC KH29LV320(160)CBTC-70G/MX29LV160CBTC-70G 4M Byte FLASH，used for store firmware and user`s setting；
XTAL 4、PA: U10,U12 RichWave RTC6691, Freq.Range:2.4GHz-2.5GHz. PA For transmitter, Gain:33.5db (Max)；
5、LNA：Q1,Q2， SirenZa SGA8343Z， Freq.Range:2.4GHz-2.5GHz.LNA For RF receiver，Gain:17db (Max)；
6、BPF：U9,U11，BF2012-E2R4DAA, Freq.Range:2.4GHz-2.5GHz,IL@BW:2.5~3db；
7、RF Switch：U13,U15，Skyworks AS179-92， transmit /receive SPDT Switch；
8、Power part: U16 and U14，CP2894 Step-Down PWM Converter，used for transfer DC8~14V to DC3.3V and DC1.5V ；；U25 SE8117TALF LDO used for transfer DC3.3V to DC2.0V；

A A

Title
TENDA
W307R
Size Document Number Rev
RT3052 AP
C 0.1
Block
Date: Thursday, June 18, 2009 Sheet 14 of 14
5 4 3 2 1

Document Created: 2009-08-14 17:33:15
Document Modified: 2009-08-14 17:33:15

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