日本爱普生TCXO温补晶振X1G005161001500发展的简单介绍
高精度、低功耗和小型化,仍然是TCXO的研究课题.在小型化与片式化方面,面临不少困难,其中主要的有两点：一是小型化会使石英晶体振子的频率可变幅度变小,温度补偿更加困难；二是片式封装后在其回流焊接作业中,爱普生温补晶振由于焊接温度远高于TCXO的最大允许温度,会使晶体振子的频率发生变化,若不采限局部散热降温措施,难以将TCXO的频率变化量控制在±0.5×10－6以下.但是,TCXO的技术水平的提高并没进入到极限,创新的内容和潜力仍较大.
日本爱普生TCXO晶振,X1G005161001500温补晶振
爱普生晶振编码
型号
频率
长x宽x高
输出波
电源电压
频率偏差
TCXO
工作温度
X1G005421030400
TG2520SMN
26.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421030500
TG2520SMN
32.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421030600
TG2520SMN
38.400000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421030700
TG2520SMN
40.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421030800
TG2520SMN
16.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421031100
TG2520SMN
20.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421031200
TG2520SMN
24.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421031300
TG2520SMN
25.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421031400
TG2520SMN
27.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421031500
TG2520SMN
30.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421031600
TG2520SMN
48.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421032000
TG2520SMN
52.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421032100
TG2520SMN
27.600000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421032200
TG2520SMN
50.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.660to3.465V
+/-1.5ppm
TCXO
-40to+85°C
X1G005421032400
TG2520SMN
10.000000MHz
2.50x2.00x0.80mm
Clippedsinewave
2.260to3.465V
+/-1.5ppm
TCXO
40to+85°C
X1G005161000200
TG2520CEN
25.000000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161000700
TG2520CEN
32.000000MHz
2.50x2.00x0.80mm
CMOS
2.500to3.300V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161000900
TG2520CEN
27.000000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161001100
TG2520CEN
16.000000MHz
2.50x2.00x0.80mm
CMOS
2.500to3.300V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161001200
TG2520CEN
25.000000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161001300
TG2520CEN
48.000000MHz
2.50x2.00x0.80mm
CMOS
3.000to3.600V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161001400
TG2520CEN
20.000000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161001500
TG2520CEN
26.000000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161001900
TG2520CEN
38.400000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161002200
TG2520CEN
12.288000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161002300
TG2520CEN
12.000000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161002500
TG2520CEN
40.000000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161002600
TG2520CEN
24.000000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
X1G005161002800
TG2520CEN
19.200000MHz
2.50x2.00x0.80mm
CMOS
2.375to3.630V
+/-2.0ppm
TCXO
-40to++85°C
生产的X3080型TCXO采用表面贴装和穿孔两种封装,正弦波或逻辑输出,在－55℃～85℃范围内能达到±0.25～±1ppm的精度.国内的产品水平也较高,26M温补晶振推出的TCXO（32～40MHz）在室温下精度优于±1ppm,第一年的频率老化率为±1ppm,频率（机械）微调≥±3ppm,电源功耗≤120mw.前高稳定度的TCXO器件,精度可达±0.05ppm.日本爱普生TCXO晶振,X1G005161001500温补晶振
生产的TCXO频率范围为2～80MHz,温度从－10℃到60℃变化时的稳定度为±1ppm或±2ppm；数字式TCXO的频率覆盖范围为0.2～90MHz,爱普生有源晶振频率稳定度为±0.1ppm（－30℃～+85℃）.日本东泽通信机生产的TCO－935/937型片式直接温补型TCXO,频率温度特性（点频15.36MHz）为±1ppm/－20～+70℃,在5V±5%的电源电压下的频率电压特性为±0.3ppm,输出正弦波波形（幅值为1VPP）,电流损耗不足2mA,体积1,重量仅为1g.日本爱普生TCXO晶振,X1G005161001500温补晶振
TCXO在近十几年中得到长足发展,其中在精密TCXO的研究开发与生产方面,日本居领先和主宰地位.在70年代末汽车电话用TCXO的体积达20以上,爱普生晶振深圳代理商主流产品降至0.4,超小型化的TCXO器件体积仅为0.27.在30年中,TCXO的体积缩小了50余倍乃至100倍.日本京陶瓷公司采用回流焊接方法生产的表面贴装TCXO厚度由4mm降至2mm,在振荡启动4ms后即可达到额定振荡幅度的90%.日本爱普生TCXO晶振,X1G005161001500温补晶振
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