愛普生公司作為日系品牌的五大知名制造商，自成立以來堅守經營理念，為廣大用戶提供優質的產品，并幫助用戶解決在晶體行業所遇到的問題，以此實現自我的價值，憑著自身的努力，擁有專業化的技術團隊以及一流的服務團隊，開發出優質的進口有源晶振，愛普生公司不斷對于市場的敏銳度，不滿足現狀，致力于滿足消費者當前最迫切的需求，同時又將眼光放至更長遠的未來，主動承擔起社會責任。當今世界中，人類正面臨著氣候變化、新冠疫情等一發而動全身的全球危機，想要成為消費者心中不可或缺的企業，必然要在產品之外給予消費者更多社會價值.

愛普生晶振公司推出了EG-2121CA晶振，差分晶振編碼Q3805CA10001800，頻率125.000000兆赫，輸出WaveLVDS，電源電壓2.38 ~ 2.62 V，尺寸(LxWxH)7.00 x 5.00 x 1.20 mm，工作溫度0至+70°C，頻率公差±50ppm，額外的OptionsN /OSC TypeClock OSC，這是一款六角貼片晶振，具備高精度，高質量，低損耗，低相噪聲等特點，廣泛用于智能家居，通信設備，儀器儀表，lora無線模塊低抖動有源晶振等領域，由于出色的性能，使得其深受市場的歡迎.

Product Number	Model	Frequency	LxWxH	Output Wave	Supply Voltage	Ope Temperature
Q3805CA10000600	EG-2121CA	100.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10000700	EG-2121CA	125.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10000800	EG-2121CA	106.250000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	-5 to 85 °C
Q3805CA10000900	EG-2121CA	125.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	-5 to 85 °C
Q3805CA10001000	EG-2121CA	250.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10001100	EG-2121CA	125.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	-5 to 85 °C
Q3805CA10001200	EG-2121CA	106.250000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10001300	愛普生晶振	250.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10001400	EG-2121CA	100.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10001500	EG-2121CA	200.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10001600	EG-2121CA	200.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10001700	EG-2121CA	200.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10001800	EG-2121CA	125.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10001900	EG-2121CA	212.500000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10002000	EG-2121CA	100.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	-5 to 85 °C
Q3805CA10002100	EG-2121CA	106.250000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10002200	EG-2121CA	125.000000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10002300	EG-2121CA	53.125000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10002400	EG-2121CA	156.250000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10002500	EG-2121CA	312.500000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	0 to 70 °C
Q3805CA10002600	EG-2121CA	156.250000 MHz	7.00 x 5.00 x 1.20 mm	LVDS	2.375 to 2.625 V	-5 to 85 °C

必須考慮的其它參數是輸出類型、相位噪聲、抖動、電壓特性、負載特性、功耗、封裝形式，對于工業產品，有時還要考慮沖擊和振動、以及電磁干擾(EMI)。石英晶體振蕩器可HCMOS/TTL兼容、ACMOS兼容、ECL和正弦波輸出。每種輸出類型都有它的獨特波形特性和用途。應該關注三態或互補輸出的要求。對稱性、上升和下降時間以及邏輯電平對某些應用來說也要作出規定。許多DSP和通信芯片組往往需要嚴格的對稱性(45%至55%)和快速的上升和下降時間(小于5ns)。