CX8617A High stability and double constant temperature Crystal Oscillators

High stability and double constant temperature Crystal Oscillators

The CX8617A is a dual constant temperature low phase noise crystal oscillator, with excellent phase noise performance and frequency stability, and has good environmental adaptability, and the nominal index can be obtained in the desktop environment.

High stability and double constant temperature Crystal Oscillators

Important Features

Near-end phase noise down to -125dBc/Hz@1Hz
tability can be reached 1.5E-13/1s，5E-13/100s
+15VDC power supply

Important Features

Test Item		Technical Indicators
Output frequency	Standard layout	10MHz
		standard	OptionA1*	OptionA2*	OptionA3*
Frequency stability	1s@10MHz	≦5×10-¹³	≦3×10-¹³	≦1.5×10-¹³	≦1.2×10-¹³
	10s@10MHz	≦5×10-¹³	≦3×10-¹³	≦2×10-¹³	≦2×10-¹³
	100s@10MHz	≦5×10-¹³	≦5×10-¹³	≦5×10-¹³	≦5×10-¹³
Phase noise dBc/Hz		standard	OptionB1*	OptionB2*	OptionB3*
	1Hz*	≦-120	≦-122	≦-124	≦-125
	10Hz	≦-143	≦-145	≦-147	≦-148
	100Hz	≦-155	≦-155	≦-155	≦-155
	1kHz	≦-160	≦-160	≦-160	≦-160
	10kHz	≦-160	≦-160	≦-160	≦-160
	100kHz	≦-160	≦-160	≦-160	≦-160
Aging rate（Measured after 30day of continuous aging）		standard	OptionC1
	1 day	≦5×10-¹⁰	≦3×10-¹⁰
	1month	≦5×10-⁹
	The first year	≦5×10-⁸
	Ten years	≦2.5×10-⁷
Frequency control	Pressure control voltage range	0~5V，Positive slope
	Frequency regulation range	±1×10-⁷
Wave shape		Sine wave
Output power		>5dBm
Output impedence		50Ω
Harmonic		<-40dBc
Clutter		<-80dBc
Working temperature		-5℃~+55℃
Storage temperature		-40℃~+85℃
power supply		+12~15VDC
Electric current		≦1.6A
External Dimension		86mm×86mm×37mm

Typical phase noise

Frequency stability typical value

Product Model List

Specifications		T710	T760	T640	T770	TRA85	TRS75	TCA55	TRM60	CX5228	CX910
External Synchronization Input	GNSS	✓	✓	✓	✓	—	—	—	—	—	—
	1PPS	✓	—	—	✓	✓	✓	✓	✓	—	—
	10MHz	—	—	—	✓	—	—	—	—	—	—
Frequency Output	10 MHz sine wave	8-channel	4-channel	4-channel	Route 5	1-way	1-way	—	—	1-way	4-channel
	10 MHz square wave	Route 6	—	—	—	—	—	1-way	1-way	—	—
	Optional	1/5 MHz	100MHz	100MHz	5/100 MHz	—	—	—	—	—	—
		—	NTP	IRIG-B	—	—	—	—	—	—	—
Stability	1s	<3E-12	<5E-12	<3E-12	≤4E-13	≤ 3×10⁻¹²	≤ 6×10⁻¹²	≤ 8×10⁻¹¹	≤ 3×10⁻¹¹	≤ 1.5×10⁻¹³	≤ 1.1×10⁻¹³
	10s	<3E-12	<5E-12	<3E-12	≤3E-13	≤ 1.5×10⁻¹²	≤ 2×10⁻¹²	≤ 2.5×10⁻¹¹	≤ 1×10⁻¹¹	≤2×10-¹³	≤2×10-¹³
	100s	<3E-13	<5E-13	<5E-12	≤7E-14	≤ 5×10⁻¹³	≤ 6×10⁻¹³	≤ 8×10⁻¹²	≤ 3×10⁻¹²	≤4×10⁻¹³	≤5×10-¹³
	Day (GNSS Lock)	<1E-12	<1E-12	<1E-12	≤3E-14	—	—	—	—	—	—
Phase noise	1Hz	≤-95dBc/Hz	≤-95dBc/Hz	≤ -100 dBc/Hz	≤-120dBc/Hz	≤ -95 dBc/Hz	≤ -85 dBc/Hz	≤ -50 dBc/Hz	≤ -85 dBc/Hz	≤ -123	-126*
	10Hz	≤-130dBc/Hz	≤-130dBc/Hz	≤-130dBc/Hz	≤-140dBc/Hz	≤ -130 dBc/Hz	≤ -120 dBc/Hz	≤ -80 dBc/Hz	≤ -120 dBc/Hz	≤ -145	≤ -148
	100Hz	≤-145dBc/Hz	≤-145dBc/Hz	≤-145dBc/Hz	≤-155dBc/Hz	≤ -150dBc/Hz	≤ -145dBc/Hz	≤ -115 dBc/Hz	≤ -140dBc/Hz	≤ -155	≤ -155
	1kHz	≤-155dBc/Hz	≤-155dBc/Hz	≤-160dBc/Hz	≤-160dBc/Hz	≤ -160dBc/Hz	≤ -150dBc/Hz	≤ -130 dBc/Hz	≤ -140dBc/Hz	≤ -160	≤ -160
	10kHz	≤-158dBc/Hz	≤-158dBc/Hz	≤-160dBc/Hz	≤-160dBc/Hz	≤ -160dBc/Hz	≤ -155dBc/Hz	≤ -140dBc/Hz	≤ -145dBc/Hz	≤ -165	≤ -163
distortion	Harmonic	≤-45dBc	≤-45dBc	≤-45dBc	—	≤ -30dBc	≤ -30dBc	—	≤ -80dBc	≤ -40dBc	≤ -40dBc
	Non-harmonic	≤-80dBc	≤-80dBc	≤-80dBc	—	≤ -80dBc	≤ -70dBc	—	—	≤ -80dBc	≤ -80dBc
Pulse output	Number of way	4	4	4	4	1	1	1	1	—	—
	Synchronization accuracy	20ns	20ns	20ns	10ns	—	—	—	—	—	—
Frequency drift rate	/day	—	—	—	—	±5×10⁻¹³	±1×10⁻¹²	≤3×10-¹¹¹	±3×10⁻¹²	≤3×10-¹⁰	≤1×10-¹⁰
Physical and Electrical Characteristics	Working temperature	-10℃~+55℃	-10℃~+55℃	-10℃~+55℃	-10℃~+55℃	-40℃~+65℃	-40℃~+65℃	-40℃~+85℃	-40℃~+75℃	-20℃~+70℃	0℃~+40℃
	Cunjian Temperature	-45℃~+85℃	-45℃~+85℃	-45°C to +75°C	-55°C to +85°C	-40℃~+85℃	-40℃~+85℃	-55℃~+125℃	-55℃~+100℃	-40℃~+85℃	-55℃~+125℃
	power supply	220V±20%	220V±20%	220V±20%	220V±20%	+12V to +15V or +24V	+12V–+15V, ±41 TP3T	+3.3V±5%	+5V±4%	+12VDC	+14 to +125°C
	Rate of work	50W	60W	60W	70W warm-up, steady-state ≤ 30W	Warm-up ≤ 45 W, steady-state ≤ 15 W	Start-up power ≤ 28.5 W, steady-state power ≤ 14.5 W	Warm-up ≤ 10 W, steady-state ≤ 1.8 W	Warm-up ≤ 15 W, steady-state ≤ 8 W	≤7.2 W	≤27 W
	External Dimension	2U half-width	2U	2U	2U	116mm×79mm×38mm	68mm×68mm×18mm	41mm×36mm×17mm	51mm×51mm×18mm	50mm×50mm×19mm	5 inches × 3 inches × 3 inches
	Weight	2Kg	5 kg	3.5 kg	5 kg	≤500g	≤300 g	≤50 g	<100g	—	—
Well-behaved and punctual	After 24h of synchronization	200 ns	200 ns	10 us	30 ns (20 days after synchronization)	≤1 µs after 24 hours of synchronization	≤1 us	—	≤1 us	—	—

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