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Home Products Crystals, Oscillators, Resonators Crystals~~SXT21410EC17-27.120M~~

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SXT21410EC17-27.120M - Suntsu Electronics, Inc.

Name: Suntsu Electronics, Inc. SXT21410EC17-27.120M
Brand: Suntsu Electronics, Inc.
SKU: SXT21410EC17-27.120M
Price: 0.431 USD
Availability: InStock
Rating: 5 (9 reviews)

Manufacturer Part Number: SXT21410EC17-27.120M

Manufacturer: Suntsu Electronics, Inc.

Allelco Part Number: 98D-SXT21410EC17-27.120M

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 2,939 pcs available, New & Original

Parts Description: CRYSTAL 27.120MHZ 10 PF SMD

Package: 4-SMD, No Lead

Data sheet: SXT21410EC17-27.pdf

HTML Datasheet
SXT214 Series.pdf

RoHs Status: ROHS3 Compliant

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Specifications

SXT21410EC17-27.120M Tech Specifications
Suntsu Electronics, Inc. - SXT21410EC17-27.120M technical specifications, attributes, parameters and parts with similar specifications to Suntsu Electronics, Inc. - SXT21410EC17-27.120M

Product Attribute	Attribute Value
Manufacturer	Suntsu Electronics, Inc.
Type	MHz Crystal
Size / Dimension	0.079" L x 0.063" W (2.00mm x 1.60mm)
Series	SXT214
Package / Case	4-SMD, No Lead
Package	Bulk
Operating Temperature	-10°C ~ 70°C
Operating Mode	Fundamental

Product Attribute	Attribute Value
Mounting Type	Surface Mount
Load Capacitance	10pF
Height - Seated (Max)	0.020" (0.50mm)
Frequency Tolerance	±15ppm
Frequency Stability	±25ppm
Frequency	27.12 MHz
ESR (Equivalent Series Resistance)	100 Ohms

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH info available upon request
ECCN	EAR99
HTSUS	8541.60.0080

Frequently Asked Questions(FAQ)

How does the SXT21410EC17-27.120M crystal oscillator perform in terms of frequency stability under varying load conditions, and what are the implications for a clock distribution network requiring tight timing margins?: The SXT21410EC17-27.120M delivers ±15ppm initial frequency tolerance and ±25ppm overall stability across its operating temperature range of -10°C to 70°C, with an equivalent series resistance (ESR) of 100 ohms. This ESR value indicates moderate drive level sensitivity, which means the crystal can tolerate higher output power from the driving IC without degradation over time, but it also implies that improper PCB layout or excessive parasitic capacitance could destabilize oscillation if the load capacitance deviates significantly from the specified 10pF. For a clock distribution network where phase noise and jitter directly affect signal integrity, this combination suggests that while the device is suitable for non-critical timing applications such as consumer audio or basic RF synthesis, it may not meet requirements for high-speed digital systems demanding sub-10ppm performance.

In comparison to other MHz crystals in the SXT214 series, how does the SXT21410EC17-27.120M differ in terms of physical footprint and electrical characteristics, particularly when targeting space-constrained portable devices?: The SXT21410EC17-27.120M occupies a compact 2.00mm x 1.60mm surface-mount package—smaller than many through-hole and larger SMD alternatives—making it well-suited for miniaturized designs. Compared to other members of the SXT214 series, it typically features lower ESR (often 100–300 ohms), which reduces power consumption and improves start-up reliability in low-voltage environments common in battery-powered electronics. Its fundamental mode operation and 10pF load capacitance further enable compatibility with standard CMOS oscillators without requiring external tuning components. However, its relatively modest frequency stability (±25ppm) limits use in precision timing roles such as GPS or wireless synchronization, unlike higher-stability variants in the same family that offer ±10ppm or better at the cost of slightly larger size or higher cost.

What design considerations should be taken into account when implementing the SXT21410EC17-27.120M in a mixed-signal PCB layout to minimize electromagnetic interference and ensure reliable oscillation?: The SXT21410EC17-27.120M must be placed close to the oscillator input pin of the host IC, ideally within 5mm, to reduce trace inductance and susceptibility to noise. Ground planes should be kept clear beneath the crystal and its associated load capacitors to prevent coupling with switching regulators or digital return currents. A symmetrical layout with matched-length traces from the crystal to ground and to the IC minimizes differential-mode radiation and ensures balanced loading. Additionally, since the device operates in fundamental mode with low drive levels, it is less prone to overtone oscillation, but decoupling capacitors (typically 10nF ceramic) placed near the IC’s VDD and GND pins help stabilize supply transients. Given its 10pF load requirement, precise capacitor selection (NPO/C0G dielectric preferred) and minimal pad parasitics are critical to maintaining frequency accuracy.

Can the SXT21410EC17-27.120M support applications beyond RF signal generation, such as microcontroller-based timing or data logging systems?: Yes, the SXT21410EC17-27.120M can serve as a stable clock source for microcontrollers in applications like real-time clocks (RTC), serial communication baud rate generation, or periodic interrupt scheduling, provided the system tolerates its ±25ppm stability over temperature. At 27.12MHz, this frequency aligns well with legacy telecommunication standards (e.g., DTMF tone generation) and some RF synthesizers, but it can also be divided down for general-purpose timing. However, users should verify that the microcontroller’s oscillator circuit can accommodate its 100-ohm ESR and 10pF load capacitance without excessive startup delay or failure to oscillate. In low-power designs, note that higher ESR increases quiescent current draw, so power-sensitive implementations may prefer lower-ESR alternatives unless the existing architecture is already optimized for this impedance level.

How does the moisture sensitivity level (MSL) rating of MSL 1 for the SXT21410EC17-27.120M influence handling procedures during mass production assembly?: With an MSL 1 classification, the SXT21410EC17-27.120M poses no risk of moisture-induced defects during standard reflow soldering processes without pre-drying, even after extended storage. Manufacturers can handle and assemble these components under normal factory conditions without special packaging or baking prior to wave or reflow soldering. This simplifies supply chain logistics and reduces post-bake inventory overhead compared to higher MSL parts. Nevertheless, adherence to JEDEC J-STD-033 guidelines is still recommended for long-term shelf life assurance, especially in humid climates. The bulk packaging format further supports high-volume manufacturing efficiency by minimizing tape-and-reel handling steps.

What are the environmental and regulatory implications of selecting the SXT21410EC17-27.120M for a product intended for international markets?: As a RoHS3-compliant component, the SXT21410EC17-27.120M meets stringent European Union restrictions on hazardous substances including lead, mercury, cadmium, and certain flame retardants. Its ECCN designation of EAR99 indicates it is generally export-controlled only under broad U.S. regulations, simplifying global distribution. The HTSUS code 8541.60.0080 clarifies its classification as an electronic crystal device for tariff purposes. REACH compliance documentation is available upon request, allowing manufacturers to fulfill disclosure obligations in EU supply chains. These attributes make the part suitable for commercial and industrial applications across North America, Europe, and Asia without significant trade barriers, assuming final product certification aligns with local standards.

When comparing the SXT21410EC17-27.120M against alternative crystals with similar frequencies, what key trade-offs exist in terms of cost, availability, and performance?: While exact pricing varies by distributor and volume, the SXT21410EC17-27.120M typically offers a favorable balance between price and performance among SMD MHz crystals. Competitors such as those from Epson, TXC Corporation, or Abracon may offer tighter stability (±10ppm) or lower ESR (<50 ohms), but often at higher unit cost and longer lead times. The SXT21410EC17-27.120M’s ±25ppm stability is adequate for most non-synchronization uses, and its compact footprint reduces board area compared to larger packages. Availability tends to be strong due to Suntsu Electronics' focus on commodity timing solutions. Designers must weigh these factors based on system-level requirements: if jitter performance is paramount, a more expensive option may be justified; otherwise, this component provides a cost-effective solution with proven reliability in mass-market applications.

Is it feasible to substitute the SXT21410EC17-27.120M with another crystal in a design where space is constrained but frequency accuracy must be maintained?: Substitution is possible only if the replacement matches or exceeds the SXT21410EC17-27.120M’s frequency (±15ppm tolerance), load capacitance (10pF), and operating temperature range (-10°C to 70°C). Smaller footprints (e.g., 1.2mm x 0.8mm) exist in competing families, but they often come with reduced stability or higher ESR, increasing the risk of startup issues in marginal layouts. Moreover, the specific 27.12MHz frequency is chosen for historical compatibility with certain telecom systems; finding an equally accurate match at this frequency in a smaller form factor may limit options and increase procurement complexity. Therefore, unless a drop-in compatible alternative is confirmed through full parametric validation, redesigning the oscillator circuit or accepting slight performance trade-offs may be necessary.

How does the height profile of the SXT21410EC17-27.120M impact integration into multilayer PCBs with dense component stacking?: At a maximum seated height of 0.50mm, the SXT21410EC17-27.120M is notably low-profile, enabling placement on either top or bottom layers without obstructing nearby components or requiring excessive vertical clearance. This characteristic benefits designs using fine-pitch BGAs or stacked connectors where board thickness must remain minimal. However, its small size also increases susceptibility to mechanical stress during thermal cycling or handling, particularly if mounted too close to edges or subjected to flexural strain. Careful attention to solder fillet geometry and avoidance of vias directly under the crystal pads helps mitigate reliability risks. Overall, the low profile enhances routing density but demands disciplined layout discipline to maintain long-term robustness.

What role does the 10pF load capacitance specification play in determining external component values for the SXT21410EC17-27.120M in a Pierce oscillator configuration?: In a Pierce oscillator topology, the total load capacitance seen by the crystal must equal 10pF to ensure correct motional parameters and frequency accuracy. This includes both external capacitors (C1 and C2) and any stray capacitance from PCB traces, via stubs, and IC input capacitance. Assuming typical IC input capacitance of 3–5pF, each external capacitor would need to be approximately 12–20pF to achieve the desired net 10pF. Using mismatched or imprecise capacitors introduces frequency drift and potential oscillation failure. NPO/C0G dielectrics are strongly advised due to their low temperature coefficient and stability. Failure to properly calibrate load capacitance can result in up to several ppm of frequency error, affecting system timing budgets in sensitive applications.

How might the operating temperature range of -10°C to 70°C influence long-term reliability in outdoor or industrial environments for systems using the SXT21410EC17-27.120M?: The SXT21410EC17-27.120M’s rated range covers moderate ambient temperatures but excludes extreme cold or heat commonly encountered in automotive or outdoor settings. In applications exposed to temperatures outside this window, frequency drift may exceed ±25ppm, leading to timing errors, communication failures, or data corruption. More critically, thermal cycling within the rated range can accelerate fatigue in the quartz blank and metallization layers, potentially reducing lifespan. Although the device is not explicitly qualified for mission-critical environments, its fundamental mode operation and robust construction suggest reasonable durability under controlled industrial conditions. For harsh environments, designers should consider hermetically sealed or oven-controlled alternatives, though at increased cost and size.

Does the absence of leads in the 4-SMD package of the SXT21410EC17-27.120M introduce any unique challenges during automated optical inspection (AOI) or functional testing?: The leadless design facilitates automated assembly and reduces parasitic inductance, improving high-frequency performance. However, it presents challenges for AOI systems accustomed to detecting tombstoning or skew in leaded components. Inspection algorithms must be calibrated to recognize symmetrical pad contact across all four corners, and solder joint voids or insufficient wetting may go undetected without X-ray verification in critical applications. During functional testing, probe access to test points becomes limited, necessitating careful PCB planning with test lands or boundary-scan capability. Despite these hurdles, modern pick-and-place machines handle leadless SMDs reliably, and the package’s symmetry actually simplifies orientation detection during placement.

In what scenarios would the SXT21410EC17-27.120M be preferred over an integrated oscillator IC despite the latter offering additional features like enable/disable control?: The SXT21410EC17-27.120M may be favored when simplicity, cost, and space outweigh the need for dynamic control. For example, in fixed-function devices where the clock runs continuously (e.g., simple remote controls, basic sensors, or legacy audio equipment), discrete crystal solutions eliminate the need for extra ICs, resistors, and bypass capacitors required by oscillator circuits. The standalone approach reduces bill-of-materials count and board area by 30–50% compared to integrated alternatives. Additionally, in prototyping or low-volume production, sourcing a single crystal model can simplify procurement. However, integrated oscillators provide superior jitter performance, built-in shutdown modes, and better immunity to supply noise—features that become essential in high-speed data converters or wireless modems.

How does the fundamental mode operation of the SXT21410EC17-27.120M affect its suitability for harmonic multiplication schemes versus overtone crystal oscillators?: Operating in fundamental mode, the SXT21410EC17-27.120M generates a clean 27.12MHz signal without spurious harmonics, making it ideal for direct use or mild division rather than harmonic multiplication. Unlike overtone crystals designed to operate at odd multiples (e.g., 3rd or 5th harmonic), this device avoids complex feedback networks and amplifier stages needed to suppress unwanted frequencies. Harmonic multiplication typically requires higher drive levels and careful filtering, increasing design complexity and power consumption. The SXT21410EC17-27.120M’s low ESR and stable resonance make it efficient for straightforward frequency synthesis, but attempting to force overtone operation could lead to instability or damage due to excessive current draw. Thus, it excels in linear, low-distortion timing applications rather than nonlinear signal generation paths.

What evidence supports the long-term reliability claims for the SXT21410EC17-27.120M under continuous operation, particularly regarding aging and frequency drift?: While datasheets rarely specify explicit aging rates for this part number, industry-standard quartz crystals like the SXT21410EC17-27.120M typically exhibit initial aging of ±1–3ppm over the first month, settling to ±0.5ppm/year thereafter under stable conditions. Quartz material properties and electrode quality dictate this behavior, with Suntsu Electronics employing vacuum sealing and inert atmosphere filling to minimize contamination-induced drift. Accelerated life testing data is not publicly available, but compliance with JEDEC standards and RoHS3 suggests adherence to quality benchmarks. Designers should allocate a conservative 5–10ppm margin in timing budgets to accommodate worst-case aging, especially in systems requiring years of unattended operation without recalibration.

Can the SXT21410EC17-27.120M be used interchangeably with crystals labeled as "27.12MHz" from different manufacturers without compromising system performance?: Direct interchangeability is unlikely without rigorous validation. Although all share the nominal frequency, differences in frequency tolerance (±10ppm vs. ±15ppm), load capacitance (8pF vs. 12pF), ESR, and temperature coefficients create cumulative mismatches. For instance, substituting a ±10ppm crystal with the SXT21410EC17-27.120M’s ±15ppm spec could degrade timing accuracy in precision metering or measurement systems. Similarly, mismatched load capacitance alters actual resonant frequency, possibly preventing oscillation altogether. Always cross-reference full parametric data sheets and conduct prototype testing under operational extremes before declaring interchangeability. Even minor variations can cascade into functional failure in synchronous systems relying on precise phase relationships.

Parts with Similar Specifications

The three parts on the right have similar specifications to Suntsu Electronics, Inc. SXT21410EC17-27.120M

Product Attribute
Part Number	SXT21410EC17-27.120MT	SXT21410EC17-27.000MT	SXT21410EC17-27.000M	SXT21410EC17-25.000M
Manufacturer	Suntsu Electronics, Inc.	Suntsu Electronics, Inc.	Suntsu Electronics, Inc.	Suntsu Electronics, Inc.
Load Capacitance	-	-	-	-
Size / Dimension	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
ESR (Equivalent Series Resistance)	-	-	-	-
Series	-	-	-	-
Frequency	-	-	-	-
Frequency Tolerance	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Type	-	-	-	-
Operating Mode	-	-	-	-
Frequency Stability	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Height - Seated (Max)	-	-	-	-

SXT21410EC17-27.120M Datasheet PDF

Download SXT21410EC17-27.120M pdf datasheets and Suntsu Electronics, Inc. documentation for SXT21410EC17-27.120M - Suntsu Electronics, Inc..

HTML Datasheet: SXT214 Series.pdf

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