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Home Products Crystals, Oscillators, Resonators Oscillators~~ASD1-12.000MHZ-EC-T~~

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ASD1-12.000MHZ-EC-T - Abracon LLC

Name: Abracon LLC ASD1-12.000MHZ-EC-T
Brand: Abracon LLC
SKU: ASD1-12.000MHZ-EC-T
Price: 0.439 USD
Availability: InStock
Rating: 5 (10 reviews)

Manufacturer Part Number: ASD1-12.000MHZ-EC-T

Manufacturer: Abracon

Allelco Part Number: 98D-ASD1-12.000MHZ-EC-T

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 33,639 pcs available, New & Original

Parts Description: XTAL OSC XO 12.0000MHZ HCMOS SMD

Package: 4-SMD, No Lead

Data sheet: ASD1-12.000MHZ-.pdf

HTML Datasheet
ASD Series.pdf

3D Drawings
ASD.pdf.pdf

Environmental Information
Cylindrical Battery Holders.pdf

RoHs Status: ROHS3 Compliant

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In stock: 33639

Unit Price: $1.195
Subtotal: $0.00

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Quantity	Unit Price	Ext. Price
1+	$1.195	$1.20
200+	$0.463	$92.60
500+	$0.447	$223.50
1000+	$0.439	$439.00

The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

ASD1-12.000MHZ-EC-T Tech Specifications
Abracon LLC - ASD1-12.000MHZ-EC-T technical specifications, attributes, parameters and parts with similar specifications to Abracon LLC - ASD1-12.000MHZ-EC-T

Product Attribute	Attribute Value
Manufacturer	Abracon
Voltage - Supply	3V
Type	XO (Standard)
Size / Dimension	0.098' L x 0.079' W (2.50mm x 2.00mm)
Series	ASD
Ratings	-
Package / Case	4-SMD, No Lead
Package	Tape & Reel (TR)
Output	HCMOS
Operating Temperature	-20°C ~ 70°C

Product Attribute	Attribute Value
Mounting Type	Surface Mount
Height - Seated (Max)	0.039' (1.00mm)
Function	Enable/Disable
Frequency Stability	±50ppm
Frequency	12 MHz
Current - Supply (Max)	5.5mA
Current - Supply (Disable) (Max)	20µA
Base Resonator	Crystal
Absolute Pull Range (APR)	-

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	Not Applicable
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8542.39.0001

Frequently Asked Questions(FAQ)

What are the key electrical and thermal considerations when selecting the ASD1-12.000MHZ-EC-T oscillator for a compact 3V-powered embedded system operating in ambient temperatures between -20°C and 70°C?: The ASD1-12.000MHZ-EC-T is a 12 MHz HCMOS oscillator with a supply voltage of 3V, making it suitable for low-power embedded designs. At full frequency, it draws up to 5.5 mA, which must be factored into power budgeting for battery-operated or thermally constrained systems. Its operating temperature range of -20°C to 70°C ensures reliable performance in industrial or consumer environments without active cooling. However, since this device uses a crystal-based resonator, long-term frequency stability may degrade outside calibrated conditions, so environmental exposure should be monitored. For applications requiring tighter timing accuracy over extended periods, external calibration or temperature compensation may be necessary.

How does the ASD1-12.000MHZ-EC-T compare to other 12 MHz oscillators in terms of frequency tolerance, power consumption, and footprint when targeting space-constrained PCB layouts?: When compared to competing 12 MHz oscillators such as those from EPSON, TXC Corporation, or NDK, the ASD1-12.000MHZ-EC-T offers a balance of moderate power consumption (5.5 mA max) and a compact 4-SMD package measuring 2.5 mm × 2.0 mm. While some alternatives offer ±25 ppm or better frequency stability, the ASD1 series provides ±50 ppm, which is sufficient for many non-critical clocking applications. Its smaller footprint allows higher component density on PCBs, but designers must trade off stability for size—higher-precision crystals often require larger packages or additional compensation circuitry. In cost-sensitive designs where timing margins are relaxed, this oscillator delivers efficient integration without sacrificing layout flexibility.

Can the ASD1-12.000MHZ-EC-T be used in automotive-grade or high-reliability applications, and what limitations should engineers consider regarding long-term drift and environmental stress?: The ASD1-12.000MHZ-EC-T is not rated for automotive environments and lacks AEC-Q200 certification, which restricts its use to commercial or industrial-grade systems. Operating beyond its specified -20°C to 70°C range introduces risks of accelerated aging and increased frequency drift due to crystal lattice instability. Over time, even within nominal conditions, quartz oscillators like this one exhibit aging effects—typically losing or gaining a few ppm per year. For mission-critical systems requiring decade-long reliability, an oven-controlled crystal oscillator (OCXO) or MEMS-based alternative might be more appropriate. Engineers should also note that moisture sensitivity level is not applicable, indicating robust packaging, but solder reflow profiles must still adhere to standard lead-free processes to avoid mechanical stress.

What impact does enabling versus disabling the output via the enable/disable pin have on total system current draw when using the ASD1-12.000MHZ-EC-T in intermittent operation?: The enable/disable function significantly affects power efficiency. When enabled, the ASD1-12.000MHZ-EC-T consumes up to 5.5 mA at 3V supply. When disabled, it reduces consumption to just 20 µA maximum, representing a reduction of over two orders of magnitude. This makes it ideal for sleep-mode applications where the oscillator can be powered down during idle intervals. However, transition timing must be considered—enable signals should stabilize before use to prevent glitches, and disable pulses should allow settling time to avoid partial oscillation states. Proper control logic implementation is essential to maintain clean clock transitions and prevent data corruption in synchronous systems.

How does the ASD1-12.000MHZ-EC-T perform under rapid temperature cycling, and what design precautions are recommended to ensure signal integrity across its operating range?: Although the ASD1-12.000MHZ-EC-T is rated for -20°C to 70°C, repeated thermal cycling can induce microcracks in the crystal mounting structure or degrade bond wire integrity over time. These failures manifest as intermittent operation or frequency shifts. To mitigate risk, designers should minimize thermal gradients near the oscillator and avoid placing it adjacent to heat-generating components such as regulators or power stages. Additionally, PCB layout should include adequate ground planes beneath the device and keep traces short to reduce parasitic capacitance and inductance, both of which affect startup behavior and jitter. Using conformal coating may help stabilize performance in humid environments, though it’s not required given its MSL classification.

Is the ASD1-12.000MHZ-EC-T compatible with automatic assembly processes, and how does its tape-and-reel packaging influence handling and placement reliability?: Yes, the ASD1-12.000MHZ-EC-T comes in Tape & Reel (TR) packaging, which is fully compatible with automated pick-and-place equipment used in high-volume manufacturing. The 4-SMD, no-lead configuration aligns with standard SMT stencils and reflow profiles, ensuring consistent solder joint formation. However, due to its small size (2.5 mm × 2.0 mm), alignment precision during placement is critical—misregistration beyond ±0.1 mm can result in tombstoning or insufficient solder contact. Engineers should verify feeder compatibility and inspect first articles post-assembly. While RoHS-compliant and free of REACH-regulated substances, process validation remains essential to avoid defects during mass production.

What are the typical start-up characteristics and initialization requirements for the ASD1-12.000MHZ-EC-T, and how do these affect microcontroller reset sequences?: Upon power-up, the ASD1-12.000MHZ-EC-T typically achieves stable oscillation within 1 ms under normal load conditions. However, startup time can extend if the enable pin is asserted too early relative to VDD stabilization or if the load capacitors deviate from recommended values. Since many microcontrollers rely on external oscillators for clock input, incorrect initialization timing may cause missed interrupts or corrupted instruction execution during boot. Designers should ensure the oscillator has stabilized before releasing the processor from reset or enabling peripherals dependent on precise timing. Empirical testing with an oscilloscope is advised to confirm actual startup behavior under real-world conditions, especially after firmware updates or supply voltage fluctuations.

How does frequency accuracy compare between the ASD1-12.000MHZ-EC-T and a comparable TCXO when used in GPS synchronization applications, and what trade-offs exist in cost, size, and power?: The ASD1-12.000MHZ-EC-T offers ±50 ppm frequency stability, which translates to roughly ±600 Hz deviation at 12 MHz. In contrast, a typical TCXO might achieve ±0.5 ppm, resulting in only ±6 Hz error at the same frequency—a ten-fold improvement. For GPS modules requiring sub-microsecond timing precision, this difference becomes significant over minutes of tracking. However, TCXOs consume more power (often >1 mA), occupy larger footprints, and increase BOM cost. The ASD1-12.000MHZ-EC-T trades precision for efficiency and compactness, making it suitable for non-GNSS applications where moderate timing suffices. Designers evaluating GPS integration should assess whether accumulated phase error over time exceeds acceptable limits based on antenna geometry and receiver sensitivity.

Parts with Similar Specifications

The three parts on the right have similar specifications to Abracon LLC ASD1-12.000MHZ-EC-T

Product Attribute
Part Number	ASD1-12.000MHZ-EC-T3	ASD1-10.000MHZ-EC-T3	ASD1-10.000MHZ-EC-T	ASD1-12.000MHZ-LR-T
Manufacturer	Abracon LLC	Abracon LLC	Abracon LLC	Abracon LLC
Voltage - Supply	-	-	-	-
Type	-	-	-	-
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Function	-	-	-	-
Series	-	-	-	-
Base Resonator	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Height - Seated (Max)	-	-	-	-
Current - Supply (Disable) (Max)	-	-	-	-
Output	-	-	-	-
Frequency	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Absolute Pull Range (APR)	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Current - Supply (Max)	-	-	-	-
Ratings	-	-	-	-
Size / Dimension	-	-	-	-
Frequency Stability	-	-	-	-

ASD1-12.000MHZ-EC-T Datasheet PDF

Download ASD1-12.000MHZ-EC-T pdf datasheets and Abracon LLC documentation for ASD1-12.000MHZ-EC-T - Abracon LLC.

HTML Datasheet: ASD Series.pdf
3D Drawings: ASD.pdf.pdf
Environmental Information: Cylindrical Battery Holders.pdf

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Customer Reviews

Evaluation: 10 Articles

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Sep 22, 2026

Used for repair of an older automotive ECU. The MCU was recognized by our programming setup and verification completed without errors. The repaired board now starts and communicates normally.
RS48***ieldTech

Sep 16, 2026

Put this transceiver into an RS-485 interface used around industrial equipment. Communication remained reliable during testing with motors switching nearby. Good result for the replacement board.
Logi***b_Chris

Sep 8, 2026

Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.
Circ***FixerTom

Sep 2, 2026

Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.
Retr***UWorks

Aug 31, 2026

Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.
Andr***PCBLab

Aug 28, 2026

I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.
Leat***O'Keefe

Aug 20, 2026

one of my hobbies is skydiving. and when i'm skydiving this works great.
Ilen***

Aug 20, 2026

This product works considerably well. It secretly improves my basketball by a lot.
Indu***ialPower

Aug 17, 2026

Installed this IGBT module in a power conversion cabinet. Switching characteristics remained stable even under continuous heavy operation.
Nikh***ech

Aug 13, 2026

Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

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Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

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All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.

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