### 物料型号
- 型号:OX-220 / OX-221
### 器件简介
- 描述:Oven Controlled Crystal Oscillator(恒温晶体振荡器),用于提供稳定的频率输出。
### 引脚分配
- OX-220:
- 1: Electronic Frequency Control Input (EFC)
- 2: Reference Voltage output
- 3: Supply Voltage Input (Vs)
- 4: RF Output
- 5: Oven Alarm
- 6: N.C or Option (must remain un connected)
- 7: Ground (Case)
- OX-221:
- 1: RF Output
- 2: Oven Alarm
- 3: Ground (Case)
- 4: Reference Voltage Output
- 5: Electronic Frequency Control Input (EFC)
- 6: Enable
- 7: Supply Voltage Input (VS)
### 参数特性
- 频率稳定性:
- AT-Cut Crystal: 10 to 160 MHz
- SC-Cut Crystal Option: 15 to 100 MHz
- 初始容差:
- AT-Cut: -0.5 to +0.5 ppm
- SC-Cut: -0.2 to +0.2 ppm
- 供电电压:
- 标准:3.135 to 3.465 VDC 或 4.75 to 5.25 VDC
- 功耗:
- 预热期间:2.5 Watts
- 稳态@+25°C:1.0 Watts
### 功能详解
- RF输出:
- 信号标准:HCMOS
- 负载:15 pF
- 信号电平 (Vol):0.4 VDC (3.3V供电) 或 0.5 VDC (5.0V供电)
- 占空比:45% 至 55%
- 输出功率:
- @3.3V:2.5 dBm 至 8 dBm
- @5.0V:5 dBm 至 11 dBm
- 谐波:-30 dBm
### 应用信息
- 应用领域:
- 基站
- 测试设备
- 合成器
- 军事通信设备
- 数字交换
### 封装信息
- 封装类型:G185和G275
- 尺寸:
- OX-220: 7.8mm, 12.1mm, 15.0mm
- OX-221: 13.2mm
- 引脚长度:N/A