参数资料
型号: AT86RF212-ZUR
厂商: Atmel
文件页数: 38/172页
文件大小: 0K
描述: TXRX AVR LOW PWR/VOLTAGE 32PQFN
标准包装: 1
频率: 700MHz,800MHz,900MHz
数据传输率 - 最大: 250kbps
调制或协议: 802.15.4 Zigbee,6LoWPAN,ISM
应用: ISM,ZigBee?
功率 - 输出: 10dBm
灵敏度: -110dBm
电源电压: 1.8 V ~ 3.6 V
电流 - 接收: 9.2mA
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-VFQFN 裸露焊盘
包装: 标准包装
其它名称: AT86RF212-ZURDKR
5.1.4.5 Reset Procedure
The radio transceiver reset procedure is shown in Figure 5-7.
Figure 5-7. Reset Procedure
/RST = L sets all registers to their default values. Exceptions are register bits
CLKM_CTRL (register 0x03, TRX_CTRL_0), refer to section 7.7.4. After releasing the
reset pin (/RST = H), the wake-up sequence including an FTN calibration cycle is
performed, refer to section 7.9. After that, the TRX_OFF state is entered.
Figure 5-7 illustrates the reset procedure once P_ON state was left and the radio
transceiver was not in SLEEP state.
The reset procedure is identical for all originating radio transceiver states except of
states P_ON and SLEEP. Instead, the procedures described in sections 5.1.2.1 and
5.1.2.2 must be followed to enter the TRX_OFF state. If the radio transceiver was in
SLEEP state, the XOSC and DVREG are enabled before entering TRX_OFF state.
Notes
? The reset impulse should have a minimum length t 10 as specified in section 10.4.
? An access to the device should not occur earlier than t 11 after releasing the pin /RST;
refer to section 10.4, parameter 10.4.13.
? A reset overrides an SPI command that might be queued.
5.1.4.6 State Transition Timing Summary
Transition timings are listed in Table 5-1 and do not include SPI access time if not
otherwise stated. See measurement setup in Figure 3-1.
Table 5-1. State Transition Timing
No.
Symbol
Transition
Time, typ.
Comments
1
t TR1
P_ON
until CLKM
330 μs
Depends on crystal oscillator setup (Siward A207-011, C L = 10
available
pF) and external capacitor at DVDD (CB3 = 1 μF nom.)
2
t TR2
SLEEP
TRX_OFF
380 μs
Depends on crystal oscillator setup (Siward A207-011, C L = 10
pF) and external capacitor at DVDD (CB3 = 1 μF nom.);
TRX_OFF state indicated by IRQ_4 (AWAKE_END)
3
t TR3
TRX_OFF
SLEEP
35 cycles
For f CLKM > 250 kHz
of CLKM
4
t TR4
TRX_OFF
PLL_ON
200 μs
Depends on external capacitor at AVDD (CB1 = 1 μF nom.);
register bit TRX_OFF_AVDD_EN (register 0x0c, TRX_CTRL_2) is
not set; for details, refer to section 7.8.3
38
AT86RF212
8168C-MCU Wireless-02/10
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AT86RF215IQ-ZUR 功能描述:IC RF TXRX 802.15.4/ISM 48-VFQFN 制造商:microchip technology 系列:- 包装:剪切带(CT) 零件状态:在售 类型:仅限 TxRx 射频系列/标准:802.15.4,通用 ISM < 1GHz 协议:- 调制:FSK,OFDM,O-QPSK 频率:389.5MHz ~ 510MHz,779MHz ~ 1.02GHz,2.4GHz 数据速率(最大值):2.4Mbps 功率 - 输出:16dBm 灵敏度:-123dBm 存储容量:- 串行接口:SPI 电压 - 电源:1.8 V ~ 3.6 V 电流 - 接收:5mA ~ 33mA 电流 - 传输:62mA ~ 64mA 工作温度:-40°C ~ 85°C 封装/外壳:48-VFQFN 裸露焊盘 标准包装:1
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