LFXTAL078382 Equivalent & Substitute Parts

Part Overview

The LFXTAL078382 is a 32 MHz fundamental mode crystal oscillator manufactured by IQD Frequency Products, designed for surface mount applications in the CFPX-180 series. This component operates across the industrial temperature range of -40°C to 85°C with a frequency tolerance of ±10ppm and load capacitance of 10pF. The part is currently active and available in tape and reel packaging with ROHS3 compliance. Equivalent and substitute parts are identified to support design flexibility, inventory optimization, and supply chain continuity for applications requiring 32 MHz crystal oscillators with compatible electrical and mechanical specifications.

Key Parameters

Parameter	Value
Frequency	32 MHz
Frequency Tolerance	±10ppm
Frequency Stability	±20ppm
Load Capacitance	10pF
ESR (Equivalent Series Resistance)	50 Ohms
Operating Mode	Fundamental
Operating Temperature Range	-40°C to 85°C
Mounting Type	Surface Mount
Package / Case	4-SMD, No Lead
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the LFXTAL078382 is determined by strict alignment of the following critical parameters:

Primary Substitution Criteria:

Frequency: 32 MHz (exact match required)
Frequency Tolerance: ±10ppm (exact match required)
Operating Mode: Fundamental (exact match required)
Operating Temperature Range: -40°C to 85°C (exact match required)
Mounting Type: Surface Mount (exact match required)
Package / Case: 4-SMD, No Lead (exact match required)

Secondary Compatibility Parameters:

Load Capacitance: 10pF (primary specification; 7pF, 8pF, and 9pF variants listed as substitutes with circuit-dependent compatibility)
ESR: 50 Ohms (primary specification; variants with 40 Ohms and 60 Ohms listed as substitutes with circuit-dependent compatibility)
Frequency Stability: ±20ppm (exact match across all parts)

Substitute parts are grouped into two categories: direct equivalents matching all primary and secondary parameters, and compatible alternatives with variations in load capacitance and ESR that remain functionally compatible within the specified operating parameters.

Parameter Comparison

Part Number	Manufacturer	Frequency	Frequency Tolerance	Load Capacitance	ESR (Ohms)	Operating Temperature	Package	Size (mm)	Height (mm)	RoHS Status
LFXTAL078382	IQD Frequency Products	32 MHz	±10ppm	10pF	50	-40°C to 85°C	4-SMD, No Lead	3.20 x 2.50	0.80	ROHS3
LFXTAL035522	IQD Frequency Products	32 MHz	±10ppm	9pF	40	-40°C to 85°C	4-SMD, No Lead	3.20 x 2.50	0.80	ROHS3
LFXTAL073170	IQD Frequency Products	32 MHz	±10ppm	10pF	60	-40°C to 85°C	4-SMD, No Lead	2.00 x 1.60	0.50	ROHS3
402WF32012IKR	CTS-Frequency Controls	32 MHz	±10ppm	8pF	60	-40°C to 85°C	4-SMD, No Lead	2.00 x 1.60	0.55	ROHS3
ABM10W-32.0000MHZ-7-D1X-T3	Abracon LLC	32 MHz	±10ppm	7pF	40	-40°C to 85°C	4-SMD, No Lead	2.50 x 2.00	0.60	ROHS3
ABM11W-32.0000MHZ-7-D1X-T3	Abracon LLC	32 MHz	±10ppm	7pF	50	-40°C to 85°C	4-SMD, No Lead	2.00 x 1.60	0.50	ROHS3
ABM11W-32.0000MHZ-8-D1X-T3	Abracon LLC	32 MHz	±10ppm	8pF	50	-40°C to 85°C	4-SMD, No Lead	2.00 x 1.60	0.50	ROHS3
ABM8W-32.0000MHZ-8-D1X-T3	Abracon LLC	32 MHz	±10ppm	8pF	40	-40°C to 85°C	4-SMD, No Lead	3.20 x 2.50	0.75	ROHS3
ECS-320-10-36-CTN-TR	ECS Inc.	32 MHz	±10ppm	10pF	50	-40°C to 85°C	4-SMD, No Lead	2.50 x 2.00	0.60	ROHS3
ECS-320-10-36B-CTN-TR	ECS Inc.	32 MHz	±10ppm	10pF	40	-40°C to 85°C	4-SMD, No Lead	2.50 x 2.00	0.65	ROHS3
ECS-320-10-37B-CTN-TR	ECS Inc.	32 MHz	±10ppm	10pF	50	-40°C to 85°C	4-SMD, No Lead	2.00 x 1.60	0.50	ROHS3

Engineering Selection Recommendations

All listed substitute parts maintain active product status and ROHS3 compliance, ensuring regulatory alignment with the LFXTAL078382. Selection among substitute parts is determined by circuit-specific requirements for load capacitance and ESR values.

Direct Electrical Equivalents (10pF Load Capacitance, 50 Ohms ESR):

ECS-320-10-36-CTN-TR (ECS Inc.)
ECS-320-10-37B-CTN-TR (ECS Inc.)

These parts provide identical electrical specifications to the LFXTAL078382 and are suitable for direct replacement without circuit modification.

Compatible Alternatives with Load Capacitance Variation: Parts with 7pF, 8pF, or 9pF load capacitance (ABM10W-32.0000MHZ-7-D1X-T3, ABM11W-32.0000MHZ-7-D1X-T3, ABM11W-32.0000MHZ-8-D1X-T3, ABM8W-32.0000MHZ-8-D1X-T3, LFXTAL035522, 402WF32012IKR) are compatible substitutes when the circuit design accommodates the specified load capacitance value.

Compatible Alternatives with ESR Variation: Parts with ESR values of 40 Ohms or 60 Ohms (LFXTAL035522, LFXTAL073170, 402WF32012IKR, ABM10W-32.0000MHZ-7-D1X-T3, ABM8W-32.0000MHZ-8-D1X-T3, ECS-320-10-36B-CTN-TR) are compatible substitutes when the circuit design accommodates the specified ESR value.

Package and Form Factor Considerations: The LFXTAL078382 features a 3.20mm x 2.50mm footprint. Substitute parts with smaller footprints (2.00mm x 1.60mm or 2.50mm x 2.00mm) offer space optimization benefits. Substitute parts with identical footprints (3.20mm x 2.50mm) include LFXTAL035522 and ABM8W-32.0000MHZ-8-D1X-T3, enabling direct PCB layout compatibility.

Frequently Asked Questions (FAQ)

Q: Can I substitute the LFXTAL078382 with a part having different load capacitance?

A: Load capacitance compatibility depends on circuit design. The LFXTAL078382 specifies 10pF load capacitance. Substitute parts with 7pF, 8pF, or 9pF load capacitance (such as ABM11W-32.0000MHZ-7-D1X-T3, ABM11W-32.0000MHZ-8-D1X-T3, or LFXTAL035522) are electrically compatible if the oscillator circuit is designed to operate with the alternative load capacitance value. Circuit validation is required to confirm compatibility.

Q: What is the difference between ESR values of 40 Ohms, 50 Ohms, and 60 Ohms?

A: ESR (Equivalent Series Resistance) affects crystal oscillator performance characteristics including startup time and power consumption. The LFXTAL078382 specifies 50 Ohms ESR. Substitute parts with 40 Ohms ESR (lower resistance) or 60 Ohms ESR (higher resistance) are compatible if the circuit design accommodates the specified ESR value. Circuit validation is required to confirm compatibility.

Q: Are all substitute parts ROHS3 compliant?

A: All substitute parts listed are ROHS3 compliant, matching the compliance status of the LFXTAL078382.

Q: Can I use a substitute part with a smaller physical footprint?

A: Substitute parts with smaller footprints (2.00mm x 1.60mm or 2.50mm x 2.00mm) offer space optimization but require PCB layout modification. The LFXTAL078382 uses a 3.20mm x 2.50mm footprint. Direct footprint compatibility is available with LFXTAL035522 and ABM8W-32.0000MHZ-8-D1X-T3, both featuring the same 3.20mm x 2.50mm dimensions.

Q: What is the operating temperature range for all substitute parts?

A: All substitute parts operate across the industrial temperature range of -40°C to 85°C, matching the LFXTAL078382 specification.

Q: Are there substitute parts from manufacturers other than IQD Frequency Products?

A: Yes. Abracon LLC (ABM series), CTS-Frequency Controls (402W series), and ECS Inc. (ECX series) provide compatible 32 MHz crystal oscillators with equivalent electrical and mechanical specifications. All listed manufacturers maintain active product status and ROHS3 compliance.

Q: What is the frequency tolerance specification for all parts?

A: All substitute parts maintain a frequency tolerance of ±10ppm, matching the LFXTAL078382 specification. Frequency stability is ±20ppm across all parts.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message