C2KC20-32.768-15-3.3V,2520mm,C2K,ITTI晶振,32.768KHz,香港晶振,ITTI晶振,型号:C2K系列晶振,编码为:C2KC20-32.768-15-3.3V,频率为:32.768KHz,是一款小体积晶振,尺寸:2.5x2.0mm封装,四脚贴片晶振,32.768K有源晶振,SMD晶振,2520mm石英晶振,石英晶体振荡器,石英贴片晶振,电源电压:3.3V,工作温度范围:-40℃至+85℃。具有超小型,轻薄型,高精度,高性能,高品质,高质量,耐热及耐环境特点。石英晶振,被广泛应用于:通讯设备,无线网络,蓝牙模块,智能手机,电脑主板,时钟晶振,钟表电子,仪器仪表设备,数字显示,数码电子等应用。
C2KC20-32.768-15-3.3V,2520mm,C2K,ITTI晶振,32.768KHz,参数表
Output Waveform | CMOS | |||
Frequency Range | 32.768KHz | |||
Temperature Stability | ±20 to ±100ppm | |||
Operating Temperature Range | 0°C to +70°C / -40°C to +85°C | |||
Storage Temperature Range | -55°C to +125°C | |||
Aging | ±3ppm/year Max. | |||
Supply Voltage (Vcc) | 1.8V DC ±5% | 2.5V DC ±5% | 3.3V DC ±5% | |
Supply Current | 1.5mA Max | 2.5mA Max | 3.5mA Max | |
Symmetry | 40 / 60% ( at 50% Vcc) ; 45 / 55% available | |||
Output Load | 15pF | |||
Rise and Fall Time | 50nS Max | |||
Output Voltage | VOL | 10% Vcc Max | ||
VOH | 90% Vcc Min | |||
Tristate Option | Enable | Pin 1 = Hi or Open , Pin 3 active | ||
Disable | Pin 1 = Lo , Pin 3 High Z |
C2KC20-32.768-15-3.3V,2520mm,C2K,ITTI晶振,32.768KHz,尺寸图
C2KC20-32.768-15-3.3V,2520mm,C2K,ITTI晶振,32.768KHz
32.768KHz是款实时时钟晶振,它的作用是可以产生时序电路基准信号。而之所以选用32.768K是因为它是2的15次幂,是因为可以很精确的得到一秒的计时。不仅如此,包括所有的实时时钟晶振一般都是32.768K或其倍频。32.768K晶振的负载电容都是12.5pf。常用32.768K晶振的电子产品有智能手机、智能手表、安防和可穿戴设备等等。也还有很多生活类、工业类电子也会常用到这款频率的进口晶振