参数资料
型号: SX1211I084TRT
厂商: Semtech
文件页数: 46/92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
Data Rx
(to SR)
“noisy” data
Preamble
Sync
b0
b1
b2
b3
b4
b5
b6
b7
b8
b9
b10
b11 b12 b13 b14 b15 b16
Start condition
(Cf. Fifo_fill_method)
/Fifoempty
Fifofull
Fifo_overrun_clr
Write_byte
15
FIFO
0
b0
b1
b2
b3
b4
b5
b6
b7
b8
b9
b10
b11
b12
b13
b14
b15
Figure 40: Rx Processing in Buffered Mode (FIFO size=16, Fifo_fill_method=0)
5.4.4. Interrupt Signals Mapping
The tables below describe the interrupts available in Buffered mode.
Rx_stby_irq_x
00 (d)
-
Rx
-
Stby
IRQ_0
IRQ_1
01
10
11
00 (d)
01
10
11
Write_byte
/Fifoempty
Sync
-
Fifofull
RSSI
Fifo_threshold
-
/Fifoempty
-
-
Fifofull
-
Fifo_threshold
Table 20: Interrupt Mapping in Buffered Rx and Stby Modes
Tx
IRQ_0
Tx_irq_1=0 (d)
/Fifoempty
Fifofull
IRQ_1
Tx_irq_1=1
Tx_done
Table 21: Interrupt Mapping in Buffered Tx Mode
Rev 8 – February 2013
Page 46 of 92
www.semtech.com
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