参数资料
型号: SX1211I084TRT
厂商: Semtech
文件页数: 12/92页
文件大小: 0K
描述: IC SNGL-CHIP TXRX 32-TQFN
标准包装: 1
频率: 860 ~ 960MHz
数据传输率 - 最大: 200kbps
调制或协议: FSK,OOK
应用: AMR,ISM,安防门禁
功率 - 输出: 12.5dBm
灵敏度: -113dBm
电源电压: 2.1 V ~ 3.6 V
电流 - 接收: 3mA
电流 - 传输: 25mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
工作温度: -40°C ~ 85°C
封装/外壳: 32-TQFN
包装: 标准包装
产品目录页面: 584 (CN2011-ZH PDF)
配用: 1210-1060-2-ND - 915MHZ ASPICS SX1211 CHIP SET
1210-1059-2-ND - 868MHZ ASPICS SX1211 CHIP SET
1210-1060-6-ND - 915MHZ ASPICS SX1211 CHIP SET
1210-1059-6-ND - 868MHZ ASPICS SX1211 CHIP SET
1210-1060-1-ND - 915MHZ ASPICS SX1211 CHIP SET
1210-1059-1-ND - 868MHZ ASPICS SX1211 CHIP SET
其它名称: SX1211I084DKR
SX1211
WIRELESS & SENSING
3. Architecture Description
This section describes in depth the architecture of this ultra low-power transceiver:
VR_PA
RFIO
PA
I
LO1 Tx
I
Q
LO2 Tx
Waveform
generator
Q
I
Q
LO2 Tx
RSSI
LNA
LO2 Rx
OOK
demod
FSK
demod
BitSync
Control
IRQ_0
IRQ_1
MOSI
MISO
SCK
NSS_CONFIG
LO1 Rx
LO1 Rx
NSS_DATA
CLKOUT
DATA
TEST(8:0)
I LO2 Rx
XTAL_P
XTAL_M
XO
Frequency Synthesizer
LO
Generator
Q
PLL_LOCK
Q
I
LO1 Tx
I LO2 Tx
Q
Figure 3: SX1211 Detailed Block Diagram
3.1. Power Supply Strategy
To provide stable sensitivity and linearity characteristics over a wide supply range, the SX1211 is internally
regulated. This internal regulated power supply structure is described below:
Rev 8 – February 2013
Page 12 of 92
www.semtech.com
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