WE-XTAL QUARTZ CRYSTAL 32.7680 K (830003000) Equivalent & Substitute Parts

Part Overview

The Würth Elektronik 830003000 is a 32.768 kHz tuning fork crystal designed for real-time clock and low-frequency timing applications. This surface-mount component operates at a fundamental frequency of 32.768 kHz with a tolerance of ±20ppm and a load capacitance of 12.5pF. The part is currently active in production with 3,848 units in stock.

Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across manufacturers. The primary substitute listed maintains identical frequency, tolerance, load capacitance, ESR, package configuration, and operating temperature range, ensuring direct functional compatibility in circuit applications.

Key Parameters

Parameter	Value
Frequency	32.768 kHz
Frequency Tolerance	±20ppm
Load Capacitance	12.5pF
ESR (Equivalent Series Resistance)	50 kOhms
Operating Mode	Fundamental
Operating Temperature Range	-40°C ~ 85°C
Package / Case	4-SOJ, 5.5mm pitch
Mounting Type	Surface Mount
Size / Dimension	0.343" L x 0.150" W (8.70mm x 3.80mm)
Height - Seated (Max)	0.098" (2.50mm)
RoHS Status	ROHS3 Compliant
REACH Status	REACH Affected

Substitute Part Grouping Explanation

Substitution eligibility for the 830003000 is determined by strict equivalence across the following critical parameters:

Frequency: 32.768 kHz (exact match required)
Frequency Tolerance: ±20ppm (exact match required)
Load Capacitance: 12.5pF (exact match required)
ESR: 50 kOhms (exact match required)
Operating Mode: Fundamental (exact match required)
Operating Temperature Range: -40°C ~ 85°C (exact match required)
Package / Case: 4-SOJ, 5.5mm pitch (exact match required)
Mounting Type: Surface Mount (exact match required)
Physical Dimensions: 0.343" L x 0.150" W, 0.098" max height (exact match required)

The substitute part LFXTAL003000 from IQD Frequency Products meets all these criteria and is classified as a parametric equivalent.

Parameter Comparison

Parameter	830003000 (Würth Elektronik)	LFXTAL003000 (IQD Frequency Products)	Match Status
Frequency	32.768 kHz	32.768 kHz	Equivalent
Frequency Tolerance	±20ppm	±20ppm	Equivalent
Load Capacitance	12.5pF	12.5pF	Equivalent
ESR (Equivalent Series Resistance)	50 kOhms	50 kOhms	Equivalent
Operating Mode	Fundamental	Fundamental	Equivalent
Operating Temperature Range	-40°C ~ 85°C	-40°C ~ 85°C	Equivalent
Package / Case	4-SOJ, 5.5mm pitch	4-SOJ, 5.5mm pitch	Equivalent
Mounting Type	Surface Mount	Surface Mount	Equivalent
Size / Dimension	0.343" L x 0.150" W (8.70mm x 3.80mm)	0.343" L x 0.150" W (8.70mm x 3.80mm)	Equivalent
Height - Seated (Max)	0.098" (2.50mm)	0.098" (2.50mm)	Equivalent
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Equivalent
REACH Status	REACH Affected	REACH Affected	Equivalent

Engineering Selection Recommendations

The LFXTAL003000 from IQD Frequency Products is a direct parametric equivalent to the 830003000. Both components maintain identical electrical specifications, physical dimensions, and regulatory compliance certifications.

Product Status Consideration: The 830003000 is currently active in production with 3,848 units in stock. The LFXTAL003000 is listed as discontinued at DiGi Electronics; however, 54,400 units remain available through inventory channels. Selection between these parts should be based on supply chain availability and procurement lead times.

Regulatory Compliance: Both parts are ROHS3 compliant and REACH affected, meeting current environmental and hazardous substance directives. No compliance barriers exist for substitution.

Mechanical Compatibility: The 4-SOJ package with 5.5mm pitch and identical physical dimensions ensures direct PCB footprint compatibility without layout modifications.

Frequently Asked Questions (FAQ)

Q: Can the LFXTAL003000 be used as a direct replacement for the 830003000?

A: Yes. The LFXTAL003000 meets all electrical and mechanical parameters specified for the 830003000, including frequency, tolerance, load capacitance, ESR, operating temperature range, and package configuration. No circuit modifications are required.

Q: Are there differences in the 4-SOJ package between manufacturers?

A: No. Both parts use the identical 4-SOJ package with 5.5mm pitch and matching physical dimensions (0.343" L x 0.150" W, 0.098" max height). PCB footprints are interchangeable.

Q: What is the significance of the 12.5pF load capacitance specification?

A: Load capacitance determines the external capacitor values required in the oscillator circuit. Both parts specify 12.5pF, ensuring identical circuit design parameters and component selection.

Q: Does the 50 kOhm ESR affect circuit performance?

A: ESR is a critical parameter for oscillator stability and startup characteristics. Both parts specify 50 kOhms, ensuring equivalent performance in the same circuit topology.

Q: Are there supply chain differences between these parts?

A: The 830003000 is currently active with 3,848 units in stock. The LFXTAL003000 is discontinued at DiGi Electronics but has 54,400 units available through other inventory channels. Procurement strategy should account for these availability differences.

Q: Do both parts meet the same regulatory requirements?

A: Yes. Both the 830003000 and LFXTAL003000 are ROHS3 compliant and REACH affected, meeting current environmental regulations without distinction.

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