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OCXO三级钟指标Standard
Specifications |
OCXO四级钟指标Standard
Specifications |
1 标称频率
Nominal freq.
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1~100MHz内各频点(all
kinds of freq.)
(1.024/5.00/10.00/16.384/
19.44/20.00/38.88MHz)
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1~100MHz内各频点(all
kinds of freq.)
(16.384/19.44/20.00/32.768/ 38.88 MHz…) |
2 工作温度
Operating temp.
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0℃~+50℃(特殊要求可达-20℃~+60℃)
(Especially:-20℃~+60℃)
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0℃~+50℃(特殊要求可达-20℃~+60℃)
(Especially:-20℃~+60℃) |
3短期稳定度
Short-term stability
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≤±9×10-11 |
≤±5×10-10 |
4 日老化率
Diurnal aging rate
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≤±1×10-9 |
≤±5×10-9 |
5 年老化率
Annual aging rate
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≤±2×10-7 |
≤±7×10-7 |
6 温度特性
Temp. characteristic
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≤±5×10-8(0℃ or
-10℃,+50℃ or +60℃@+25℃) |
≤±5×10-7(0℃、50℃相对于+25℃)
≤±1×10-6<sup>/-20℃~+60℃(-20℃、60℃相对于+25℃)
( 0℃、50℃@ +25℃;-20℃、60℃@ +25℃)
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7 开机特性
Warm-up characteristic
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≤±1×10-7 |
≤±2×10-7 |
8 重现性
Repeatability
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≤±1×10-7 |
≤±2×10-7 |
9 压控电压
Control voltage
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0V±5V,0V±2.5V,2.5V±2.0V,2.5V±2.5V |
0V±5V,0V±2.5V,2.5V±2.0V,2.5V±2.5V… |
10 压控频率范围
Freq. deviation rang vs. Voltage
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1~3ppm,6~8ppm(负斜率或正斜率)
(Negative or positive slope)
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1~3ppm,6~8ppm(负斜率或正斜率) Negative
or positive slope) |
11 频率准确度
Freq. accuracy
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≤±1×10-7 |
≤±1×10-7 |
12 输出信号
Output Signal
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方波Square wave:HCMOS/TTL兼容;
占空比Duty cycle:47%~53%;
上下沿延迟Rise/Fall Time:≤5nS(10%~90%);
带载能力Load:>6TTL
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方波Square wave:HCMOS/TTL兼容
占空比Duty cycle:47%~53%
上/下沿延迟Rise/Fall Time:≤5nS(10%~90%)
带载能力Load:>6TTL
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13 相位噪声
Phase noise
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<-147dBc @10KHz |
<-145dBc @10KHz |
14 调频范围
Freq. adj. range
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≤±1×10-6 |
≤±2×10-6 |
15 工作电压
Working voltage
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+12V±10%,+5V±10%(≤±2×10-8),(特殊产品可达Especially≤±2×10-9) |
+12V±10%,+5V±10%(≤±2×10-8) |
16 起始电流
Current @turn on
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<300mA / +12V <500mA / +5V |
150~300mA / +12V 230~500mA
/ +5V |
17 工作电流
Steady current
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<180mA / +12V <130mA / +5V |
<80mA / +12V <110mA / +5V |
18 外形尺寸及引脚
Outline dimension
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见 页(或根据用户需求加工)
See page (or requirement of the customers)
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见 页(或根据顾客需求)
See page (or requirement of the customers) |
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