在晶振行业里,我们最常听到客户采购的晶振频率就是32.768KHZ。由此可见32.768K是最常用的频率,32.768KHZ是一个标准的频率,晶振频率的应用主要有以下几个方面的参数:尺寸、负载电容、频率偏差、应用范围。
一般用于计时,现代的我们一样离不开时间钟表,而32.768K是一个很有意义的数字,是我们每天都要用到它,它给我们带来太多的好处。
亚陶晶振KX31Q系列,实时时钟振荡器在广泛的工作条件下实现了极好的稳定性,电源电压:1.8/2.5/3.3V超低电流、频率:32.768KHz、汽车级CMOS有源晶体振荡器,四脚贴片晶振,稳定性:20PPM到50PPM,它利用 Pericom专有技术实现低于 15μA的超低电流。输出时钟信号与 LVCMOS/LVTTL 逻辑电平兼容。该器件采用卷带包装,小体积尺寸采用3.2x2.5mm表面贴装陶瓷封装。
KX3213D0032.768000是标准的计时参考方案,有源晶体振荡器
Manufacturer Part Number原厂代码 | Manufacturer品牌 | Series型号 | Frequency 频率 | Frequency Stability频率稳定度 | Operating Temperature 工作温度 |
KX2513G0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | 0°C ~ 70°C |
KX3211A0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±20ppm | -20°C ~ 70°C |
KX3211A0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±20ppm | -20°C ~ 70°C |
KX3211A0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±20ppm | -20°C ~ 70°C |
KX3211D0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | -40°C ~ 85°C |
KX2013B0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | -20°C ~ 70°C |
KX2013D0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | -40°C ~ 85°C |
KX2511A0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±20ppm | -20°C ~ 70°C |
KX2513D0032.768000 | 亚陶晶振 | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | -40°C ~ 85°C |
KX2132709Z | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | -20°C ~ 70°C |
KX2132709Z | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | -20°C ~ 70°C |
KX2132709Z | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | -20°C ~ 70°C |
KN3270028 | Diodes Crystal | SaRonix-eCera™ KN | 32.768kHz | ±50ppm | -20°C ~ 70°C |
KN3270031 | Diodes Crystal | SaRonix-eCera™ KN | 32.768kHz | ±50ppm | -20°C ~ 70°C |
KN3270022 | Diodes Crystal | SaRonix-eCera™ KN | 32.768kHz | ±50ppm | -20°C ~ 70°C |
KN3270032 | Diodes Crystal | SaRonix-eCera™ KN | 32.768kHz | ±50ppm | -40°C ~ 85°C |
KN3270033 | Diodes Crystal | SaRonix-eCera™ KN | 32.768kHz | ±50ppm | -40°C ~ 85°C |
KX3211B0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | -20°C ~ 70°C |
KX3211C0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±50ppm | -20°C ~ 70°C |
KX3211E0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±50ppm | -40°C ~ 85°C |
KX3211G0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | 0°C ~ 70°C |
KX3213B0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | -20°C ~ 70°C |
KX3213C0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±50ppm | -20°C ~ 70°C |
KX3213G0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | 0°C ~ 70°C |
KX3211H0032.768000 | Diodes Crystal | SaRonix-eCera™ KX | 32.768kHz | ±25ppm | 0°C ~ 85°C |
KN3270026 | Diodes Crystal | SaRonix-eCera™ KN | 32.768kHz | ±25ppm | -20°C ~ 70°C |
KN3270034 | Diodes Crystal | SaRonix-eCera™ KN | 32.768kHz | ±25ppm | -20°C ~ 70°C |
KX3213D0032.768000是标准的计时参考方案,有源晶体振荡器
产品特点:符合AEC-Q200标准,CMOS兼容逻辑电平,超低有功电流(<15μA),非常严格的温度稳定性,专为标准回流和清洗技术而设计,无铅且符合RoHS/Green标准,具有超小型轻薄型,耐热及耐环境特性,时钟晶振,特别适用于需要低电流和高度稳定性的实时时钟振荡器,实时时钟,钟表电子,智能手机,平板电脑,医疗设备等
KN3270034
Diodes Crystal
SaRonix-eCera™ KN
32.768kHz
±25ppm
-20°C ~ 70°C
KN3270027
Diodes Crystal
SaRonix-eCera™ KN
32.768kHz
±20ppm
-20°C ~ 70°C
KN3270030
Diodes Crystal
SaRonix-eCera™ KN
32.768kHz
±20ppm
-20°C ~ 70°C
KN3270023
Diodes Crystal
SaRonix-eCera™ KN
32.768k
±50ppm
-40°C ~ 85°C
KN3270036
Diodes Crystal
SaRonix-eCera™ KN
32.768kHz
±25ppm
-40°C ~ 85°C
KN3270029
Diodes Crystal
SaRonix-eCera™ KN
32.768kHz
±25ppm
-40°C ~ 85°C
KX2511B0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±25ppm
-20°C ~ 70°C
KX2511C0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±50ppm
-20°C ~ 70°C
KX2511E0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±50ppm
-40°C ~ 85°C
KX2511H0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±25ppm
0°C ~ 85°C
KX2513C0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±50ppm
-20°C ~ 70°C
KX2513E0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±50ppm
-40°C ~ 85°C
KX2513H0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±25ppm
0°C ~ 85°C
KX2513B0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±25ppm
-20°C ~ 70°C
KN3270025
Diodes Crystal
SaRonix-eCera™ KN
32.768kHz
±25ppm
-20°C ~ 70°C
KX2513A0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±20ppm
-20°C ~ 70°C
KN3270024
Diodes Crystal
SaRonix-eCera™ KN
32.768kHz
±20ppm
-20°C ~ 70°C
KN3270035
Diodes Crystal
SaRonix-eCera™ KN
32.768kHz
±25ppm
-40°C ~ 85°C
KX3213H0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±25ppm
0°C ~ 85°C
KX3213E0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±50ppm
-40°C ~ 85°C
KX3213A0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±20ppm
-20°C ~ 70°C
KX3213D0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±25ppm
-40°C ~ 85°C
KX3213Z0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
-
-
KX2511G0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±25ppm
0°C ~ 70°C
KX2511D0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±25ppm
-40°C ~ 85°C
KX2511Z0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
-
-
KX2013C0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±50ppm
-20°C ~ 70°C
KX2013E0032.768000
Diodes Crystal
SaRonix-eCera™ KX
32.768kHz
±50ppm
-40°C ~ 85°C
KX3213D0032.768000是标准的计时参考方案,有源晶体振荡器
无论是智能手机,电脑平板,还是智能手表,你都可以看到时钟总是那样不紧不慢有规律的一秒一秒的走下去。为什么所有时钟都能保持同样的频率一秒秒的走下去,每一秒都不会更快或更慢呢?
主要是32.768k时钟晶振的作用,等于2的15次方,即1秒。我们每天用的手表、手机、电脑上显示作用的钟就是由它演变过来的。