Please refer to the English Version as our Official Version.

Europe: France~~(Français)~~ Germany~~(Deutsch)~~ Italy~~(Italia)~~ Russian~~(русский)~~ Poland~~(polski)~~ Czech~~(Čeština)~~ Luxembourg~~(Lëtzebuergesch)~~ Netherlands~~(Nederland)~~ Iceland~~(íslenska)~~ Hungarian~~(Magyarország)~~ Spain~~(español)~~ Portugal~~(Português)~~ Turkey~~(Türk dili)~~ Bulgaria~~(Български език)~~ Ukraine~~(Україна)~~ Greece~~(Ελλάδα)~~ Israel~~(עִבְרִית)~~ Sweden~~(Svenska)~~ Finland~~(Svenska)~~ Finland~~(Suomi)~~ Romania~~(românesc)~~ Moldova~~(românesc)~~ Slovakia~~(Slovenská)~~ Denmark~~(Dansk)~~ Slovenia~~(Slovenija)~~ Slovenia~~(Hrvatska)~~ Croatia~~(Hrvatska)~~ Serbia~~(Hrvatska)~~ Montenegro~~(Hrvatska)~~ Bosnia and Herzegovina~~(Hrvatska)~~ Lithuania~~(lietuvių)~~ Spain~~(Português)~~ Switzerland~~(Deutsch)~~ United Kingdom~~(English)~~

Asia/Pacific: Japan~~(日本語)~~ Korea~~(한국의)~~ Thailand~~(ภาษาไทย)~~ Malaysia~~(Melayu)~~ Singapore~~(Melayu)~~ Vietnam~~(Tiếng Việt)~~ Philippines~~(Pilipino)~~

Africa, India and Middle East: United Arab Emirates~~(العربية)~~ Iran~~(فارسی)~~ Tajikistan~~(فارسی)~~ India~~(हिंदी)~~ Madagascar~~(malaɡasʲ)~~

South America / Oceania: New Zealand~~(Maori)~~ Brazil~~(Português)~~ Angola~~(Português)~~ Mozambique~~(Português)~~

North America: United States~~(English)~~ Canada~~(English)~~ Haiti~~(Ayiti)~~ Mexico~~(español)~~

Home Products Crystals, Oscillators, Resonators Oscillators~~ASD1-1.8432MHZ-LR-T~~

Image may be representation.
See specifications for product details.

~~Favorite~~

EXPRESS OPTION

Payment method

ASD1-1.8432MHZ-LR-T - Abracon LLC

Name: Abracon LLC ASD1-1.8432MHZ-LR-T
Brand: Abracon LLC
SKU: ASD1-1.8432MHZ-LR-T
Availability: InStock
Rating: 5 (6 reviews)

Manufacturer Part Number: ASD1-1.8432MHZ-LR-T

Manufacturer: Abracon

Allelco Part Number: 98D-ASD1-1.8432MHZ-LR-T

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 619,874 pcs available, New & Original

Parts Description: XTAL OSC XO 1.8432MHZ HCMOS SMD

Package: 4-SMD, No Lead

Data sheet: ASD1-1.8432MHZ-.pdf

Datasheets
Cylindrical Battery Holders.pdf

3D Drawings
ASD.pdf.pdf

Environmental Information
Cylindrical Battery Holders.pdf

RoHs Status: ROHS3 Compliant

~~Compare~~

Our certification

In stock: 619874

Specifications

ASD1-1.8432MHZ-LR-T Tech Specifications
Abracon LLC - ASD1-1.8432MHZ-LR-T technical specifications, attributes, parameters and parts with similar specifications to Abracon LLC - ASD1-1.8432MHZ-LR-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	-40°C ~ 85°C

Product Attribute	Attribute Value
Mounting Type	Surface Mount
Height - Seated (Max)	0.039' (1.00mm)
Function	Enable/Disable
Frequency Stability	±25ppm
Frequency	1.8432 MHz
Current - Supply (Max)	4mA
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 performance trade-offs when using the ASD1-1.8432MHZ-LR-T in low-power embedded systems requiring precise timing?: The ASD1-1.8432MHZ-LR-T offers ±25ppm frequency stability over its full operating temperature range of -40°C to 85°C, which is suitable for many industrial and communication applications. However, its maximum supply current of 4mA at 3V limits its use in ultra-low-power designs where sub-milliamp operation is required. Engineers must balance this power draw against the benefit of integrated oscillator circuitry, which eliminates the need for external load capacitors and startup calibration—common sources of timing drift in discrete crystal designs.

How does the enable/disable function in the ASD1-1.8432MHZ-LR-T affect system power management strategies?: The ASD1-1.8432MHZ-LR-T includes an enable/disable pin that reduces supply current to a maximum of 20µA in disabled mode, enabling dynamic power gating in duty-cycled systems. This feature supports aggressive sleep-mode strategies in battery-operated devices, though designers should account for oscillator startup time—typically a few milliseconds—when re-enabling the output. Fast wake-up timing requirements may necessitate keeping the device active or using a secondary low-frequency reference.

Can the ASD1-1.8432MHZ-LR-T replace a discrete crystal and load capacitor network in an existing microcontroller design?: Yes, the ASD1-1.8432MHZ-LR-T can serve as a drop-in replacement for a 1.8432 MHz crystal oscillator circuit, provided the host microcontroller accepts an external HCMOS clock input. Unlike passive crystals, this XO delivers a buffered, rail-to-rail square wave, eliminating sensitivity to stray capacitance and PCB layout parasitics. This simplifies board design and improves reliability in high-noise environments, though it increases BOM cost compared to a bare crystal.

What layout considerations are critical when placing the ASD1-1.8432MHZ-LR-T on a densely populated PCB?: Despite its small 2.50mm x 2.00mm footprint, the ASD1-1.8432MHZ-LR-T should be placed close to the clock input pin of the target IC to minimize trace inductance and susceptibility to EMI. The output should avoid routing near high-speed digital lines or switching power supplies. A solid ground plane beneath the device and short, controlled-impedance traces help maintain signal integrity, especially in mixed-signal designs where clock harmonics could couple into analog sections.

How does frequency stability of the ASD1-1.8432MHZ-LR-T compare to TCXOs or OCXOs in similar applications?: The ASD1-1.8432MHZ-LR-T provides ±25ppm stability without temperature compensation, making it less precise than a TCXO (±0.5ppm to ±5ppm) or OCXO (±0.01ppm to ±0.1ppm). However, it avoids the complexity, power consumption, and cost of those solutions. It is well-suited for applications like UART baud rate generation or real-time clocks where moderate drift over temperature is acceptable, but not for RF synthesis or high-accuracy timing references.

Is the ASD1-1.8432MHZ-LR-T suitable for automotive-grade applications given its operating temperature range?: While the ASD1-1.8432MHZ-LR-T operates from -40°C to 85°C, matching the AEC-Q100 Grade 3 temperature range, it has not been explicitly qualified to automotive reliability standards. Engineers targeting automotive designs should verify whether additional validation data—such as thermal cycling, vibration testing, or long-term drift characterization—is available from Abracon. For non-safety-critical modules, it may suffice, but mission-critical systems typically require full AEC certification.

What are the implications of the HCMOS output type in the ASD1-1.8432MHZ-LR-T for interfacing with 3.3V logic families?: The ASD1-1.8432MHZ-LR-T’s HCMOS output swings rail-to-rail at 3V supply, producing logic levels compatible with 3.3V TTL and CMOS inputs. However, when driving 3.3V inputs directly, ensure the receiving device tolerates 3V logic high levels to avoid marginal operation or long-term reliability concerns. In mixed-voltage systems, level-shifting may be necessary if the downstream IC operates at 1.8V or has strict VIH requirements.

How does the absence of Absolute Pull Range (APR) specification in the ASD1-1.8432MHZ-LR-T affect frequency tuning in production?: The ASD1-1.8432MHZ-LR-T lacks APR because it is a fixed-frequency XO, not a voltage-controlled oscillator (VCXO). This means its output frequency cannot be adjusted via an external control voltage. For applications requiring fine frequency trimming—such as compensating for crystal aging or matching communication protocols—engineers must rely on digital correction methods (e.g., PLL adjustment) or select a VCXO variant instead.

Can multiple ASD1-1.8432MHZ-LR-T units be synchronized or phase-locked in a multi-node system?: The ASD1-1.8432MHZ-LR-T is not designed for phase synchronization; each unit operates independently based on its internal crystal. While all units will nominally run at 1.8432 MHz, minor variations due to initial tolerance and temperature drift prevent precise phase alignment. For coherent clocking across nodes, consider using a single master oscillator with fan-out buffers or a clock distribution IC to maintain phase coherence.

What derating or lifetime considerations should be applied when using the ASD1-1.8432MHZ-LR-T in high-reliability industrial equipment?: Although the ASD1-1.8432MHZ-LR-T is rated for industrial temperature ranges and is RoHS3 compliant, long-term frequency drift due to crystal aging—typically a few ppm per year—should be factored into timing-critical applications. In systems with decade-long operational lifespans, periodic recalibration or selection of components with lower aging rates may be warranted. Abracon does not publish MTBF data, so field validation under actual operating conditions is recommended for high-reliance deployments.

Parts with Similar Specifications

The three parts on the right have similar specifications to Abracon LLC ASD1-1.8432MHZ-LR-T

Product Attribute
Part Number	ASD1-1.544MHZ-LR-T	ASD1-11.0592MHZ-LR-T	ASD1-10.000MHZ-LR-T	ASD1-12.000MHZ-LR-T
Manufacturer	Abracon LLC	Abracon LLC	Abracon LLC	Abracon LLC
Function	-	-	-	-
Base Resonator	-	-	-	-
Ratings	-	-	-	-
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Size / Dimension	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Frequency Stability	-	-	-	-
Height - Seated (Max)	-	-	-	-
Current - Supply (Disable) (Max)	-	-	-	-
Voltage - Supply	-	-	-	-
Type	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Output	-	-	-	-
Absolute Pull Range (APR)	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Series	-	-	-	-
Frequency	-	-	-	-
Current - Supply (Max)	-	-	-	-

ASD1-1.8432MHZ-LR-T Datasheet PDF

Download ASD1-1.8432MHZ-LR-T pdf datasheets and Abracon LLC documentation for ASD1-1.8432MHZ-LR-T - Abracon LLC.

Datasheets: Cylindrical Battery Holders.pdf
3D Drawings: ASD.pdf.pdf
Environmental Information: Cylindrical Battery Holders.pdf

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

ECUb***h

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.

Write a Review

Your Email address will not be published.

Shipment

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.

Delivery Cost

Use your express account for shipment if you have one.
Use our account for the shipment. Refer to the table below for the approximate charges.

(Different time frame / countries / package size has different price.)

Delivery Method

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
Others more shipping ways, please get in touch with your customer manager.

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.

QC (Quality Warranty)
Payment Support
Packaging
Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.

Strict quality inspection builds a solid foundation for electronic component quality.

Visual inspection
Performance testing and reliability verification
Standardized full-process testing
Precise control of every parameter

We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.

Quality Inspection

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner

Efficient Supply Management
Cost-Saving Procurement
Fast Sourcing & Delivery

Contact us if you have any questions.

Phone: +00852 9146 4856
Email: info@allelco.com

Packaging

Electrostatic Discharge Protection and Handling

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.

ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification

ISO 9001: 2015
ISO 13485: 2016
ISO 14001: 2015
ISO 28000: 2007
ISO 45001: 2018
GB/T 27922-2011

SMTA
IPC
ESD
PSMA