AT86RF231
5.2
Extended Feature Set Application Schematic
The AT86RF231 supports additional features like:
?
?
Security Module (AES)
High Data Rate Mode
see Section 11.1
see Section 11.3
?
?
?
Antenna Diversity
RX/TX indicator
RX Frame Time Stamp
uses pins DIG1/2
uses pins DIG3/4
uses pin DIG2
see Section 11.4
see Section 11.5
see Section 11.6
An extended feature set application schematic illustrating the use of the AT86RF231 Extended
Feature Set, see Section 11. “AT86RF231 Extended Feature Set” on page 128 , is shown in Fig-
ure 5-2 on page 14 . Although this example shows all additional hardware features combined, it
is possible to use all features separately or in various combinations.
Figure 5-2.
Extended Feature Application Schematic
CB2
CX1
XTAL
CX2
V DD
CB1
32
31
30 29
28
27
26
25
ANT0
N2
1 DIG3
2 DIG4
3 AVSS
IRQ 24
/SEL 23
MOSI 22
SW2
LNA
PA
4 RFP
5 RFN
AT86RF231
DVSS 21
MISO 20
ANT1
N1
SW1
B1
6 AVSS
7 DVSS
8 /RST
SCLK 19
DVSS 18
CLKM 17
R1
C3
9
10
11
12
13
14
15
16
V DD
CB3
CB4
In this example, a balun (B1) transforms the differential RF signal at the radio transceiver RF
pins (RFP/RFN) to a single ended RF signal, similar to the Basic Application Schematic; refer to
Figure 5-1 on page 12 . The RF-Switches (SW1, SW2) separate between receive and transmit
path in an external RF front-end.
These switches are controlled by the RX/TX Indicator, represented by the differential pin pair
DIG3/DIG4, refer to Section 11.5 “RX/TX Indicator” on page 147 .
During receive the radio transceiver searches for the most reliable RF signal path using the
Antenna Diversity algorithm. One antenna is selected (SW2) by the Antenna Diversity RF switch
14
8111C–MCU Wireless–09/09
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相关代理商/技术参数
AT86RF231-ZU 功能描述:射频收发器 2.4GHz Zigbee Transceiver RoHS:否 制造商:Atmel 频率范围:2322 MHz to 2527 MHz 最大数据速率:2000 Kbps 调制格式:OQPSK 输出功率:4 dBm 类型: 工作电源电压:1.8 V to 3.6 V 最大工作温度:+ 85 C 接口类型:SPI 封装 / 箱体:QFN-32 封装:Tray
AT86RF231-ZU_09 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Low Power 2.4 GHz Transceiver for ZigBee
AT86RF231-ZUR 功能描述:射频收发器 2.4GHz, Zigbee Transceiver RoHS:否 制造商:Atmel 频率范围:2322 MHz to 2527 MHz 最大数据速率:2000 Kbps 调制格式:OQPSK 输出功率:4 dBm 类型: 工作电源电压:1.8 V to 3.6 V 最大工作温度:+ 85 C 接口类型:SPI 封装 / 箱体:QFN-32 封装:Tray
AT86RF232-ZX 功能描述:射频收发器 2.4 GHZ ZIGBEE TRANSCEIVER RoHS:否 制造商:Atmel 频率范围:2322 MHz to 2527 MHz 最大数据速率:2000 Kbps 调制格式:OQPSK 输出功率:4 dBm 类型: 工作电源电压:1.8 V to 3.6 V 最大工作温度:+ 85 C 接口类型:SPI 封装 / 箱体:QFN-32 封装:Tray
AT86RF232-ZXR 功能描述:射频收发器 2.4 GHZ ZIGBEE TRANSCEIVER RoHS:否 制造商:Atmel 频率范围:2322 MHz to 2527 MHz 最大数据速率:2000 Kbps 调制格式:OQPSK 输出功率:4 dBm 类型: 工作电源电压:1.8 V to 3.6 V 最大工作温度:+ 85 C 接口类型:SPI 封装 / 箱体:QFN-32 封装:Tray
AT86RF233-ZF 功能描述:IC RF TXRX+MCU 802.15.4 32-VFQFN 制造商:microchip technology 系列:- 包装:托盘 零件状态:在售 类型:TxRx + MCU 射频系列/标准:802.15.4,通用 ISM > 1GHz 协议:6LoWPAN,Zigbee? 调制:O-QPSK 频率:2.4GHz 数据速率(最大值):2Mbps 功率 - 输出:4dBm 灵敏度:-101dBm 存储容量:128B SRAM 串行接口:SPI 电压 - 电源:1.8 V ~ 3.6 V 电流 - 接收:11.3mA ~ 11.8mA 电流 - 传输:7.2mA ~ 13.8mA 工作温度:-40°C ~ 125°C 封装/外壳:32-VFQFN 裸露焊盘 标准包装:490
AT86RF233-ZFR 功能描述:IC RF TXRX+MCU 802.15.4 32-VFQFN 制造商:microchip technology 系列:- 包装:剪切带(CT) 零件状态:在售 类型:TxRx + MCU 射频系列/标准:802.15.4,通用 ISM > 1GHz 协议:6LoWPAN,Zigbee? 调制:O-QPSK 频率:2.4GHz 数据速率(最大值):2Mbps 功率 - 输出:4dBm 灵敏度:-101dBm 存储容量:128B SRAM 串行接口:SPI 电压 - 电源:1.8 V ~ 3.6 V 电流 - 接收:11.3mA ~ 11.8mA 电流 - 传输:7.2mA ~ 13.8mA 工作温度:-40°C ~ 125°C 封装/外壳:32-VFQFN 裸露焊盘 标准包装:1
AT86RF233-ZU 功能描述:射频收发器 2.4GHz ZigBee Transceiver RoHS:否 制造商:Atmel 频率范围:2322 MHz to 2527 MHz 最大数据速率:2000 Kbps 调制格式:OQPSK 输出功率:4 dBm 类型: 工作电源电压:1.8 V to 3.6 V 最大工作温度:+ 85 C 接口类型:SPI 封装 / 箱体:QFN-32 封装:Tray