　　最近对于ECS晶振的需求，都愈来愈多，对于ECS贴片晶振在微处理器，物联网，可穿戴设备以及其它设备都可以得到更好的使用。ECS晶振贴片封装具有高可靠性及很强的稳定性。尺寸有1.2*1.0mm，1.6*1.2mm，2.0*1.6mm，2.5*2.0mm，3.2*2.5mm，4.0*2.5mm，5.0*3.2mm，6.0*3.5mm，7.0*5.0mm，7.6*4.1mm，8.0*4.5mm，11.0*5.0mm，11.4*4.8mm，12.5*4.6mm。以下是我司泰河盛电子的业务整理的一些关于ECS晶振技术选型表献给大家，以供做板选型使用。请笑纳。

Image	Model Info	Package Code	Frequency Range	Size (LWH) mm	Tolerance	Stability	Operating Temperature	Documents
	ECX-1048	48	32 ~ 54 MHz	1.2 x 1.0 x 0.33	±10 PPM ±10 PPM ±10 PPM	±10 PPM ±10 PPM ±15 PPM	-20 ~ +70°C -30 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-1048B Low Aging	48B	32 ~ 60 MHz	1.2 x 1.0 x 0.33	±10 PPM ±10 PPM ±10 PPM	±10 PPM ±10 PPM ±15 PPM	-20 ~ +70°C -30 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-1247	47	24 ~ 80 MHz	1.6 x 1.2 x 0.3	±10 PPM ±20 PPM ±10 PPM ±20 PPM	±10 PPM ±20 PPM ±20 PPM ±20 PPM	-20 ~ +70°C -20 ~ +70°C -40 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-1247B Low Aging	47B	24 ~ 80 MHz	1.6 x 1.2 x 0.3	±7 PPM	±10 PPM	-20 ~ +870°C	Datasheet Parametric Search Support Docs
	ECX-1637	37	16 ~ 80 MHz	2.0 x 1.6 x 0.45	±10 PPM ±10 PPM ±10 PPM ±15 PPM ±10 PPM ±20 PPM ±25 PPM	±10 PPM ±10 PPM ±15 PPM ±15 PPM ±15 PPM ±30 PPM ±50 PPM	-20 ~ +70°C -30 ~ +85°C -30 ~ +85°C -30 ~ +85°C -40 ~ +85°C -40 ~ +105°C -40 ~ +125°C	Datasheet Parametric Search Support Docs
	ECX-1637B Low Aging ±1 PPM	37B	16 ~ 50 MHz	2.0 x 1.6 x 0.45	±10 PPM ±10 PPM	±10 PPM ±20 PPM	-30 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-1637B2 Low Aging ±2 PPM	37B2	16 ~ 50 MHz	2.0 x 1.6 x 0.45	±10 PPM	±10 PPM	-30 ~ +85°C	Datasheet Parametric Search Support Docs
	CDX-2094 LoRa	37	32 MHz	2.0 x 1.6 x 0.45	±10 PPM ±10 PPM	±10 PPM ±20 PPM	-20 ~ +70°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-2236	36	12 ~ 80 MHz	2.5 x 2.0 x 0.55	±10 PPM ±10 PPM ±10 PPM ±15 PPM ±15 PPM	±10 PPM ±10 PPM ±20 PPM ±15 PPM ±25 PPM	-20 ~ +70°C -30 ~ +85°C -40 ~ +85°C -40 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-2236B Low Aging ±1 PPM	36B	12 ~ 50 MHz	2.5 x 2.0 x 0.55	±10 PPM ±10 PPM ±10 PPM	±10 PPM ±15 PPM ±20 PPM	-30 ~ +85°C -30 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-2236B2 Low Aging ±2 PPM	36B2	12 ~ 50 MHz	2.5 x 2.0 x 0.55	±10 PPM	±10 PPM	-30 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-32	33	8 ~ 54 MHz	3.2 x 2.5 x 0.8	±10 PPM ±15 PPM ±10 PPM ±10 PPM ±20 PPM ±50 PPM	±10 PPM ±15 PPM ±15 PPM ±25 PPM ±50 PPM ±100 PPM	-20 ~ +70°C -30 ~ +85°C -40 ~ +85°C -40 ~ +85°C -40 ~ +125°C -55 ~ +125°C	Datasheet Parametric Search Support Docs
	ECS-33B Low Aging	33B	10 ~ 54 MHz	3.2 x 2.5 x 0.8	±10 PPM ±10 PPM ±10 PPM	±10 PPM ±10 PPM ±15 PPM	-20 ~ +70°C -30 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-42	42	12 ~ 50 MHz	4.0 x 2.5 x 0.8	±10 PPM ±10 PPM	±10 PPM ±15 PPM	-20 ~ +70°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-53B	30B	8 ~ 50 MHz	5.0 x 3.2 x 0.85	±10 PPM ±15 PPM ±10 PPM	±10 PPM ±15 PPM ±15 PPM	-20 ~ +70°C -30 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-53B-DU	30B	10 ~ 50 MHz	5.0 x 3.2 x 0.85	±30 PPM	±100 PPM	-55 ~ +125°C	Datasheet Parametric Search Support Docs
	ECX-53	30	8 ~ 50 MHz	5.0 x 3.2 x 1.2	±20 PPM ±10 PPM ±20 PPM ±20 PPM	±50 PPM ±15 PPM ±20 PPM ±30 PPM	-20 ~ +70°C -40 ~ +85°C -40 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-64	23B	7.3728 ~ 50 MHz	6.0 x 3.5 x 1.1	±30 PPM ±20 PPM ±20 PPM ±20 PPM	±50 PPM ±20 PPM ±30 PPM ±20 PPM	-10 ~ +70°C -20 ~ +70°C -20 ~ +70°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
	ECX-64A	23A	8 ~ 50 MHz	6.0 x 3.5 x 1.1	±30 PPM ±20 PPM ±30 PPM	±50 PPM ±30 PPM ±50 PPM	-10 ~ +70°C -40 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs

　　贴片式ECS晶振，在选型的时候要注意一下相关的工作温度。有些产品对温度是比较敏感的。汽车晶振建议使用工作温度在-40~125度以上。汽车行业的产品都是以汽车级类型为主，需要在比较艰苦的条件下工作。

ECS-23G	23G	8 ~ 50 MHz	6.0 x 3.5 x 1.2	±20 PPM	±30 PPM	-40 ~ +85°C	Datasheet Parametric Search Support Docs
CSM-8M	20BM	6 ~ 42 MHz	7.0 x 5.0 x 1.3	±10 PPM ±30 PPM ±30 PPM ±20 PPM ±30 PPM	±20 PPM ±50 PPM ±50 PPM ±50 PPM ±100 PPM	-10 ~ +70°C -10 ~ +70°C -40 ~ +85°C -40 ~ +85°C -40 ~ +105°C	Datasheet Parametric Search Support Docs
CSM-8A	20A	6 ~ 100 MHz	7.0 x 5.0 x 1.7	±30 PPM ±30 PPM	±50 PPM ±50 PPM	-10 ~ +70°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
CSM-3X	3X	12 ~ 40 MHz	7.6 x 4.1 x 2.3	±30 PPM ±30 PPM	±50 PPM ±50 PPM	-10 ~ +70°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
CSM-9	35	4 ~ 50 MHz	8.0 x 4.5 x 1.8	±25 PPM ±30 PPM ±30 PPM ±25 PPM	±30 PPM ±30 PPM ±50 PPM ±30 PPM	-20 ~ +70°C -20 ~ +70°C -20 ~ +70°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
ECX-19A	19A	3.57 ~ 40 MHz	11.0 x 5.0 x 2.0	±30 PPM	±50 PPM	-20 ~ +70°C	Datasheet Parametric Search Support Docs
CSM-7X	5PX	3.57 ~ 70 MHz	11.4 x 4.8 x 4.3	±10 PPM ±15 PPM ±30 PPM ±10 PPM ±25 PPM ±20 PPM ±30 PPM ±30 PPM	±10 PPM ±15 PPM ±50 PPM ±15 PPM ±25 PPM ±50 PPM ±100 PPM ±100 PPM	-20 ~ +70°C -20 ~ +70°C -20 ~ +70°C -40 ~ +85°C -40 ~ +85°C -40 ~ +125°C -40 ~ +125°C -55 ~ +125°C	Datasheet Parametric Search Support Docs
CSM-7X-3L	5G3X	3.57 ~ 70 MHz	11.4 x 5.2 x 4.2	±25 PPM ±20 PPM ±20 PPM ±30 PPM	±30 PPM ±30 PPM ±50 PPM ±100 PPM	-40 ~ +85°C -40 ~ +85°C -40 ~ +85°C -40 ~ +125°C	Datasheet Parametric Search Support Docs
CSM-7SSX	5PVX	3.57 ~ 50 MHz	11.4 x 4.7 x 2.6	±30 PPM ±20 PPM ±25 PPM ±30 PPM	±50 PPM ±25 PPM ±25 PPM ±100 PPM	-10 ~ +70°C -40 ~ +85°C -40 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
CSM-12	18	3.57 ~ 30 MHz	11.8 x 5.5 x 2.5	±30 PPM ±30 PPM	±50 PPM ±100 PPM	-10 ~ +70°C -40 ~ +85°C	Datasheet Parametric Search Support Docs
ECX-3SX NRND	7SX	3.57 ~ 70 MHz	12.5 x 4.6 x 3.7	±30 PPM	±50 PPM	-10 ~ +70°C	Datasheet Parametric Search Support Docs
CSM-4AX	28AX	3.57 ~ 30 MHz	12.5 x 4.85 x 5.0	±30 PPM ±30 PPM ±25 PPM ±30 PPM ±30 PPM	±50 PPM ±50 PPM ±50 PPM ±50 PPM ±100 PPM	-10 ~ +70°C -20 ~ +70°C -40 ~ +85°C -40 ~ +85°C -40 ~ +85°C	Datasheet Parametric Search Support Docs

　　以下是音叉型32.768K晶振，选型里注意焊盘里的脚位，32.768KHZ晶振有分插件式及贴片式分类。

Tuning Forks
Image	Model Info	Package Code	Frequency Range	Size (LWH) mm	Operating Temperature	Load Capacitance	Unique Characteristics	Documents
	ECX-1210	1210	32.768 kHz	1.2 x 1.0 x 0.5	-40 ~ +85°C	12.5 pF 9 pF 7 pF 6 pF	2-Pad SMD	Datasheet Parametric Search Support Docs
	ECX-1210B	1210B	32.768 kHz	1.2 x 1.0 x 0.35	-20 ~ +70°C -40 ~ +85°C -40 ~ +105°C	12.5 pF 9 pF 7 pF 5 pF	4-Pad SMD	Datasheet Parametric Search Support Docs
	ECX-16	16	32.768 kHz	1.6 x 1.0 x 0.5	-40 ~ +85°C	12.5 pF 9 pF 7 pF 5 pF		Datasheet Parametric Search Support Docs
	ECX-16R	16R	32.768 kHz	1.6 x 1.0 x 0.5	-40 ~ +85°C	12.5 pF 9 pF 7 pF 6 pF	Low ESR 60 kΩ	Datasheet Parametric Search Support Docs
	ECX-12L	12L	32.768 kHz	2.0 x 1.2 x 0.38	-40 ~ +85°C	12.5 pF 9 pF 7 pF 6 pF	Low Height 0.38 mm SMD	Datasheet Parametric Search Support Docs
	ECX-12	12	32.768 kHz	2.0 x 1.2 x 0.6	-40 ~ +85°C	12.5 pF 9 pF 7 pF 6 pF	SMD	Datasheet Parametric Search Support Docs
	ECX-12R	12R	32.768 kHz	2.0 x 1.2 x 0.6	-40 ~ +85°C	12.5 pF 9 pF 7 pF 6 pF	Max. ESR 70 kΩ SMD	Datasheet Parametric Search Support Docs
	ECX-12RR	12RR	32.768 kHz	2.0 x 1.2 x 0.6	-40 ~ +85°C	12.5 pF 9 pF 6 pF	Typical ESR 35 kΩ SMD	Datasheet Parametric Search Support Docs
	CDX-1074	12	32.768 kHz	2.0 x 1.2 x 0.6	-40 ~ +85°C	9 pF	SMD	Datasheet Parametric Search Support Docs
	CDX-1082	12	32.768 kHz	2.0 x 1.2 x 0.6	-40 ~ +85°C	4 pF	Typical ESR 60 kΩ SMD	Datasheet Parametric Search Support Docs
	ECX-31B	34B	32.768 kHz	3.2 x 1.5 x 0.9	-40 ~ +85°C	12.5 pF 9 pF 7 pF	SMD	Datasheet Parametric Search Support Docs
	CDX-1293	34B	32.768 kHz	3.2 x 1.5 x 0.9	-40 ~ +85°C	12.5 pF	Tolerance ±5 ppm Low Stability SMD	Datasheet Parametric Search Support Docs
	CDX-1128	34B	32.768 kHz	3.2 x 1.5 x 0.9	-40 ~ +85°C	6 pF	Typical ESR 55 kΩ SMD	Datasheet Parametric Search Support Docs
	ECX-34G	34G	32.768 kHz	3.2 x 1.5 x 0.9	-40 ~ +85°C	12.5 pF 6 pF	Quality Factor 30K Low Noise SMD	Datasheet Parametric Search Support Docs
	ECX-34R	34R	32.768 kHz	3.2 x 1.5 x 0.9	-40 ~ +85°C	12.5 pF 9 pF 7 pF 6 pF	Max. ESR 50 kΩ SMD	Datasheet Parametric Search Support Docs
	ECX-34RR	34RR	32.768 kHz	3.2 x 1.5 x 0.9	-40 ~ +85°C	12.5 pF 9 pF 6 pF	Typical ESR 20 kΩ SMD	Datasheet Parametric Search Support Docs
	ECX-34S	34S	32.768 kHz	3.2 x 1.5 x 0.9	-40 ~ +125°C	12.5 pF 6 pF	Extended Temp. Range -40 ~ +125°C	Datasheet Parametric Search Support Docs

ECX-34Q	34Q	32.768 kHz	3.2 x 1.5 x 0.9	-40 ~ +125°C	12.5 pF	Extended Temp Range -40 ~ 125°C	Datasheet Parametric Search Support Docs
ECX-49	49	32.768 kHz	4.1 x 1.5 x 0.9	-40 ~ +85°C	12.5 pF 9 pF 7 pF 6 pF	SMD	Datasheet Parametric Search Support Docs
ECX-39 EOL LTB 07/29/2021	39	32.768 kHz	4.9 x 1.8 x 1.0	-40 ~ +85°C	12.5 pF 9 pF 7 pF 6 pF	SMD	Datasheet Parametric Search Support Docs
ECX-71	38	32.768 kHz	7.0 x 1.5 x 1.4	-40 ~ +85°C	12.5 pF 9 pF 7 pF 6 pF	SMD	Datasheet Parametric Search Support Docs
ECX-306X	17X	32.768 kHz	8.0 x 3.8 x 2.5	-40 ~ +85°C	12.5 pF 6 pF	SMD	Datasheet Parametric Search Support Docs
ECS-2X6-FLX	13FLX	32.768 kHz	2.0 x 6.0 x 2.1	-40 ~ +85°C	12.5 pF 7 pF 6 pF	SMD	Datasheet Parametric Search Support Docs