参数资料
型号: MICRF218AYQS TR
厂商: Micrel Inc
文件页数: 13/23页
文件大小: 0K
描述: IC RCVR QWIKRADIO 3.3V 16QSOP
标准包装: 2,500
频率: 300MHz ~ 450MHz
灵敏度: -108dBm
数据传输率 - 最大: 10 kbps
调制或协议: AM
应用: ISM,车库门开启器,RKE
电流 - 接收: 5.5mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
电源电压: 3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-QSOP
包装: 带卷 (TR)
Micrel
uses a basic Colpitts crystal oscillator configuration
with MOS transconductor to provide negative
resistance. All capacitors shown in Figure 6 are
integrated inside the MICRF218. R01 and R02 are
external pins of MICRF218. User only needs to
connect reference oscillation crystal.
See equation (1) and (2) to calculate reference
oscillator crystal frequency for either narrow or wide
MICRF218
bandwidth.
Crystal Parameters
To operate the MICRF218 with minimum offset,
crystal frequencies should be specified with 10pF
loading capacitance. Please contact Micrel RF
Applications department for crystal parameters.
November 2011
13
M9999-111111
(408) 944-0800
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