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Home Products Crystals, Oscillators, Resonators Oscillators~~SIT9002AI-232N33DO90.00000Y~~

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SIT9002AI-232N33DO90.00000Y - SiTime

Name: SiTime SIT9002AI-232N33DO90.00000Y
Brand: SiTime
SKU: SIT9002AI-232N33DO90.00000Y
Price: 1.543 USD
Availability: InStock
Rating: 5 (3 reviews)

Manufacturer Part Number: SIT9002AI-232N33DO90.00000Y

Manufacturer: SiTime

Allelco Part Number: 32D-SIT9002AI-232N33DO90.00000Y

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 2,061 pcs available, New & Original

Parts Description: MEMS OSC XO 90.0000MHZ LVDS SMD

Package: 6-SMD, No Lead

Data sheet: -

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In stock: 2061

Unit Price: $4.206
Subtotal: $0.00

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Quantity	Unit Price	Ext. Price
1+	$4.206	$4.21
200+	$1.628	$325.60
500+	$1.571	$785.50
1000+	$1.543	$1,543.00

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

Specifications

SIT9002AI-232N33DO90.00000Y Tech Specifications
SiTime - SIT9002AI-232N33DO90.00000Y technical specifications, attributes, parameters and parts with similar specifications to SiTime - SIT9002AI-232N33DO90.00000Y

Product Attribute	Attribute Value
Manufacturer	SiTime
Voltage - Supply	3.3V
Type	XO (Standard)
Spread Spectrum Bandwidth	-0.50%, Down Spread
Size / Dimension	0.197" L x 0.126" W (5.00mm x 3.20mm)
Series	SiT9002
Ratings	-
Package / Case	6-SMD, No Lead
Package	Bulk
Output	LVDS

Product Attribute	Attribute Value
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Height - Seated (Max)	0.031" (0.80mm)
Function	-
Frequency Stability	±25ppm
Frequency	90 MHz
Current - Supply (Max)	85mA
Base Resonator	MEMS
Absolute Pull Range (APR)	-

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
ECCN	EAR99
HTSUS	8542.39.0001

Frequently Asked Questions(FAQ)

What are the key electrical characteristics of the SIT9002AI-232N33DO90.00000Y oscillator that influence its suitability for high-speed digital systems?: The SIT9002AI-232N33DO90.00000Y features a 3.3V supply voltage and draws 85mA under typical operating conditions, which aligns with standard logic family power budgets. Its LVDS output type supports differential signaling at 90MHz, making it appropriate for clock distribution in applications such as high-definition video interfaces or low-latency communication links where noise immunity is critical.

How does the frequency stability specification of ±25ppm over the industrial temperature range affect system timing accuracy for the SIT9002AI-232N33DO90.00000Y?: Over a full -40°C to +85°C operating range, a ±25ppm tolerance implies a maximum frequency deviation of approximately ±22.5 kHz from nominal (90MHz × 25ppm). For synchronous systems relying on precise phase alignment, this level of stability reduces cumulative skew in multi-node designs but may still require periodic synchronization in long-chain clock trees.

When selecting between programmable and fixed-frequency oscillators, what design trade-offs should be considered with the SIT9002AI-232N33DO90.00000Y?: The SIT9002AI-232N33DO90.00000Y is designed for fixed-frequency operation at exactly 90.000000 MHz, offering optimized performance and reduced configuration overhead compared to fully programmable variants. This simplifies board layout and eliminates firmware dependencies related to frequency tuning, favoring reliability in mass-produced embedded systems.

In what scenarios would the SIT9002AI-232N33DO90.00000Y be preferred over alternative clock sources like crystal oscillators?: Given its compact SMD5032-6P package and integrated compensation circuitry, the SIT9002AI-232N33DO90.00000Y offers superior space efficiency and resistance to mechanical shock compared to traditional crystals. Its monolithic architecture enables faster startup times and better long-term aging characteristics, making it advantageous in portable or vibration-prone environments.

How does the current consumption of 85mA impact thermal management when using the SIT9002AI-232N33DO90.00000Y in dense PCB layouts?: At 3.3V supply, the device consumes about 280mW of power continuously. In densely populated boards without dedicated thermal vias or copper pours near the oscillator footprint, localized heating could approach 10–15°C above ambient, potentially affecting adjacent components if airflow or ground plane isolation is inadequate.

What considerations apply when integrating the SIT9002AI-232N33DO90.00000Y into a system requiring multiple synchronized clocks?: While the SIT9002AI-232N33DO90.00000Y provides stable 90MHz output, generating additional phases or frequencies typically requires external PLLs or secondary oscillators due to its single-output nature. Designers must account for phase noise contributions and ensure proper termination of unused LVDS pins to avoid reflections and signal degradation.

Can the SIT9002AI-232N33DO90.00000Y operate reliably in automotive-grade temperature environments?: The specified operating range is -40°C to +85°C, which meets standard industrial requirements but falls short of AEC-Q200 qualifications for automotive use. Therefore, while acceptable for non-critical industrial control, it may not meet functional safety standards in production vehicles without additional environmental hardening.

How does the Tape & Reel packaging format benefit manufacturing workflows involving the SIT9002AI-232N33DO90.00000Y?: The TR packaging facilitates automated pick-and-place assembly by enabling continuous feeding from reels, reducing manual handling errors and improving throughput during high-volume SMT lines. This format also minimizes exposure to moisture and electrostatic discharge during storage and transport.

What are the implications of the SIT9002AI-232N33DO90.00000Y’s LVDS output on signal integrity at 90MHz?: LVDS uses low-voltage differential signaling, which provides excellent common-mode rejection and reduced electromagnetic interference at 90MHz. However, trace length matching and impedance control (typically 100Ω differential) become essential to maintain rise times below 3ns and prevent intersymbol interference in routed traces longer than 15cm.

How does the SIT9002AI-232N33DO90.00000Y compare to other SiTime MEMS oscillators in terms of jitter performance?: Although exact jitter figures aren’t provided in the base description, SiTime’s MEMS technology generally delivers sub-picosecond integrated jitter—often lower than comparable quartz-based solutions—due to absence of microphonic effects and superior phase noise shaping. The SIT9002AI-232N33DO90.00000Y benefits from this heritage, making it suitable for precision timing where jitter accumulates over time.

Is it feasible to substitute the SIT9002AI-232N33DO90.00000Y with a standard crystal oscillator in a new design?: Direct substitution is impractical due to differences in package size, output type, and frequency generation method. Crystals require external load capacitors and often produce CMOS-level outputs rather than LVDS, necessitating additional buffering and impedance matching—increasing component count and degrading timing margins unless redesigned entirely.

What role does RoHS compliance play in global market adoption of the SIT9002AI-232N33DO90.00000Y?: RoHS compliance ensures the absence of restricted substances like lead, mercury, and cadmium, satisfying regulatory requirements across Europe, North America, and parts of Asia. For manufacturers deploying the SIT9002AI-232N33DO90.00000Y in consumer electronics or medical devices, this simplifies certification processes and avoids supply chain disruptions.

How should decoupling be implemented around the SIT9002AI-232N33DO90.00000Y to ensure stable operation?: A 100nF ceramic capacitor placed within 2mm of the VDD pin helps filter high-frequency switching noise. Additional bulk capacitance (e.g., 10µF tantalum or ceramic) may be needed if the power rail exhibits ripple exceeding 50mVpp. Proper grounding via star-point connections prevents ground bounce from disrupting reference levels critical for LVDS integrity.

Can the frequency of the SIT9002AI-232N33DO90.00000Y be adjusted post-manufacture without hardware modification?: No—the device is factory-programmed to deliver precisely 90.000000 MHz and lacks user-accessible registers for real-time adjustment. Any frequency change would require replacing the unit with a different model or reprogramming at the factory, which is neither practical nor supported for end users.

What are the risks associated with exceeding the maximum supply voltage when using the SIT9002AI-232N33DO90.00000Y?: Operating above 3.3V risks damaging the internal analog circuitry responsible for oscillator regulation and output driver stages. Even brief excursions beyond absolute maximum ratings can induce latch-up or permanent shift in frequency stability, leading to field failures and reduced MTBF in deployed systems.

How does the choice between LVDS and HCSL affect system design when considering alternatives to the SIT9002AI-232N33DO90.00000Y?: LVDS offers lower power consumption (~3.5mW per output pair) and simpler termination than HCSL, which demands tighter phase skew control (<1ps RMS). For applications like DDR memory interfaces or FPGAs with flexible clocking options, LVDS remains cost-effective; however, HCSL may be preferred in high-speed SerDes where jitter tolerance is extremely stringent.

What testing methodology best validates the performance of the SIT9002AI-232N33DO90.00000Y in an actual application environment?: Validation should include thermal cycling (-40°C to +85°C), vibration testing per IEC 60068-2-6, and in-circuit frequency monitoring under load. Measuring eye diagrams at the receiver end helps assess margin against setup/hold windows, while long-term aging tests (>1000 hours) reveal drift patterns that inform maintenance schedules or redundancy strategies.

Why might a designer choose the SIT9002AI-232N33DO90.00000Y despite higher per-unit cost compared to legacy crystal solutions?: The SIT9002AI-232N33DO90.00000Y reduces BOM complexity, eliminates tuning capacitors, and improves manufacturability through surface-mount compatibility. These factors lower total system cost over volume production runs, especially in designs prioritizing reliability, size, and resistance to environmental stressors over initial part pricing.

Parts with Similar Specifications

The three parts on the right have similar specifications to SiTime SIT9002AI-232N33DO90.00000Y

Product Attribute
Part Number	SIT9002AI-232N33DO90.00000T	SIT9002AI-232N33DO90.00000	SIT9002AI-232N33DK20.00000Y	SIT9002AI-233N33DO100.00000Y
Manufacturer	SiTime	SiTime	SiTime	SiTime
Type	-	-	-	-
Frequency Stability	-	-	-	-
Function	-	-	-	-
Base Resonator	-	-	-	-
Series	-	-	-	-
Absolute Pull Range (APR)	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Current - Supply (Max)	-	-	-	-
Frequency	-	-	-	-
Height - Seated (Max)	-	-	-	-
Voltage - Supply	-	-	-	-
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Ratings	-	-	-	-
Size / Dimension	-	-	-	-
Output	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Spread Spectrum Bandwidth	-	-	-	-

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The FPGA works properly and all functions operate as expected. Documentation required some additional research, but overall it is a usable device for smaller signal processing projects.
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Jun 23, 2026

Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.
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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

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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)
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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.

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

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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

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ISO 9001: 2015
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ISO 45001: 2018
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