TC-10.000MBD-T Equivalent & Substitute Parts

Part Overview

The TC-10.000MBD-T is a 10 MHz MEMS-based crystal oscillator manufactured by TXC CORPORATION, designed for applications requiring a standard XO (crystal oscillator) with CMOS output, 3.3V supply voltage, and enable/disable functionality. The device is packaged in a 4-SMD, No Lead configuration with a compact footprint of 3.20mm × 2.50mm.

The TC-10.000MBD-T carries an Obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for systems utilizing this oscillator specification.

Key Parameters

Parameter	Value
Frequency	10 MHz
Output Type	CMOS
Supply Voltage	3.3V
Frequency Stability	±25ppm
Operating Temperature Range	-40°C ~ 85°C
Function	Enable/Disable
Package Type	4-SMD, No Lead
Physical Dimensions	3.20mm L × 2.50mm W
Moisture Sensitivity Level	MSL 1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the TC-10.000MBD-T are classified into two categories based on electrical and mechanical compatibility:

Direct Substitutes (Functionally Equivalent): Parts that maintain identical electrical specifications, frequency, output type, supply voltage, frequency stability, operating temperature range, enable/disable function, and package configuration (4-SMD, No Lead). These parts differ primarily in base resonator technology (crystal vs. MEMS), current consumption, height profile, and manufacturer identity. Direct substitutes are interchangeable at the circuit level when current draw and PCB clearance accommodate the specified maximum heights.

Similar Substitutes (Package/Function Variation): Parts that share the same frequency, output type, supply voltage range, frequency stability, operating temperature, and enable/disable function but differ in package configuration (6-SMD vs. 4-SMD), current consumption characteristics, or supply voltage range. These require PCB layout verification before implementation.

Key parameters determining substitutability:

Frequency: 10 MHz (fixed requirement)
Output: CMOS (fixed requirement)
Supply Voltage: 3.3V nominal (or compatible range)
Frequency Stability: ±25ppm (fixed requirement)
Operating Temperature: -40°C ~ 85°C (fixed requirement)
Function: Enable/Disable (fixed requirement)
Package: 4-SMD, No Lead (primary requirement for direct substitutes)

Parameter Comparison

Part Number	Manufacturer	Base Resonator	Product Status	Frequency	Supply Voltage	Frequency Stability	Operating Temp	Current Max (mA)	Package	Height Max (mm)	MSL
TC-10.000MBD-T	TXC CORPORATION	MEMS	Obsolete	10 MHz	3.3V	±25ppm	-40°C ~ 85°C	25	4-SMD, No Lead	0.80	1
7X-10.000MBD-T	TXC CORPORATION	Crystal	Active	10 MHz	3.3V	±25ppm	-40°C ~ 85°C	15	4-SMD, No Lead	1.10	1
ASE-10.000MHZ-L-R-T	Abracon LLC	Crystal	Active	10 MHz	3.3V	±25ppm	-40°C ~ 85°C	7	4-SMD, No Lead	1.20	1
OXETDLJANF-10.000000	Taitien	Crystal	Active	10 MHz	3.3V	±25ppm	-40°C ~ 85°C	10	4-SMD, No Lead	1.10	1
SXO32C3C481-10.000M	Suntsu Electronics, Inc.	Crystal	Active	10 MHz	3.3V	±25ppm	-40°C ~ 85°C	10	4-SMD, No Lead	1.20	1
ASEMPC-10.000MHZ-LR-T	Abracon LLC	MEMS	Active	10 MHz	2.25V ~ 3.6V	±25ppm	-40°C ~ 85°C	35	6-SMD, No Lead	0.90	1

Engineering Selection Recommendations

For Direct Substitution (4-SMD Package Requirement):

The 7X-10.000MBD-T, ASE-10.000MHZ-L-R-T, OXETDLJANF-10.000000, and SXO32C3C481-10.000M are direct electrical and mechanical substitutes for the TC-10.000MBD-T. All four parts maintain identical frequency, output type, supply voltage, frequency stability, operating temperature range, enable/disable function, and 4-SMD package configuration.

Selection among these four direct substitutes should prioritize:

Product Status: The 7X-10.000MBD-T, ASE-10.000MHZ-L-R-T, OXETDLJANF-10.000000, and SXO32C3C481-10.000M all carry Active product status, ensuring long-term availability and supply chain support.
Current Consumption: The ASE-10.000MHZ-L-R-T offers the lowest maximum supply current at 7mA, followed by OXETDLJANF-10.000000 and SXO32C3C481-10.000M at 10mA each, and 7X-10.000MBD-T at 15mA. Selection depends on power budget constraints.
Compliance Certifications: ASE-10.000MHZ-L-R-T, OXETDLJANF-10.000000, and SXO32C3C481-10.000M carry ROHS3 Compliant status. The 7X-10.000MBD-T does not specify RoHS compliance in the provided data.
Height Profile: The TC-10.000MBD-T has a maximum seated height of 0.80mm. All direct substitutes exceed this height (1.10mm to 1.20mm). PCB layout clearance must be verified before implementation.
Packaging Format: The 7X-10.000MBD-T and ASE-10.000MHZ-L-R-T are supplied in Tape & Reel format. OXETDLJANF-10.000000 is supplied in Tape & Reel. SXO32C3C481-10.000M is supplied in Bulk. Procurement and assembly processes should account for packaging differences.

For Alternative Consideration (Package Variation):

The ASEMPC-10.000MHZ-LR-T is a similar substitute with MEMS base resonator technology matching the original TC-10.000MBD-T. However, it uses a 6-SMD package instead of 4-SMD, requires PCB redesign, and has higher current consumption (35mA maximum). This part is suitable only when PCB layout can accommodate the 6-SMD footprint and higher current draw is acceptable.

Frequently Asked Questions (FAQ)

Q: Can the TC-10.000MBD-T be replaced with the 7X-10.000MBD-T without circuit modification?

A: Yes, the 7X-10.000MBD-T is a direct electrical substitute. Both parts share identical frequency (10 MHz), output type (CMOS), supply voltage (3.3V), frequency stability (±25ppm), operating temperature range (-40°C ~ 85°C), enable/disable function, and 4-SMD package configuration. However, the 7X-10.000MBD-T has a maximum seated height of 1.10mm compared to the TC-10.000MBD-T's 0.80mm. PCB clearance must be verified to ensure the taller component does not interfere with adjacent circuitry or enclosure constraints.

Q: What is the difference between MEMS and crystal-based oscillators in this comparison?

A: The TC-10.000MBD-T uses MEMS (Micro-Electro-Mechanical Systems) resonator technology, while the 7X-10.000MBD-T, ASE-10.000MHZ-L-R-T, OXETDLJANF-10.000000, and SXO32C3C481-10.000M use crystal resonator technology. Both technologies deliver the same frequency stability (±25ppm) and operating characteristics for this application. The primary differences are in current consumption, physical height, and manufacturing process. MEMS oscillators typically offer lower power consumption in some designs, while crystal oscillators are well-established in high-volume production.

Q: Which substitute part has the lowest power consumption?

A: The ASE-10.000MHZ-L-R-T has the lowest maximum supply current at 7mA, compared to 10mA for OXETDLJANF-10.000000 and SXO32C3C481-10.000M, 15mA for 7X-10.000MBD-T, and 25mA for the original TC-10.000MBD-T. For power-sensitive applications, the ASE-10.000MHZ-L-R-T is the preferred direct substitute.

Q: Is the ASEMPC-10.000MHZ-LR-T compatible with existing PCB designs?

A: No. The ASEMPC-10.000MHZ-LR-T uses a 6-SMD package instead of the 4-SMD package required by the TC-10.000MBD-T. PCB footprint redesign is necessary. Additionally, the ASEMPC-10.000MHZ-LR-T accepts a wider supply voltage range (2.25V ~ 3.6V) and has higher current consumption (35mA maximum). This part is suitable only for new designs or when PCB layout can be modified.

Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?

A: MSL 1 (Unlimited) indicates the lowest moisture sensitivity level. Components with this rating do not require special moisture control during storage, handling, or assembly. All parts in this comparison carry MSL 1 rating, confirming compatibility with standard manufacturing processes.

Q: Are all substitute parts RoHS compliant?

A: The ASE-10.000MHZ-L-R-T, OXETDLJANF-10.000000, and SXO32C3C481-10.000M are explicitly marked as ROHS3 Compliant. The 7X-10.000MBD-T does not specify RoHS compliance in the provided data. For applications requiring RoHS compliance certification, the three explicitly compliant parts are recommended.

Q: What is the difference between Tape & Reel and Bulk packaging?

A: Tape & Reel packaging supplies components on continuous carrier tape suitable for automated pick-and-place assembly equipment. Bulk packaging supplies components in loose form. The 7X-10.000MBD-T, ASE-10.000MHZ-L-R-T, and OXETDLJANF-10.000000 are supplied in Tape & Reel format, optimized for high-volume manufacturing. The SXO32C3C481-10.000M is supplied in Bulk format. Procurement and assembly processes must account for these packaging differences.

Q: Can I use the OXETDLJANF-10.000000 as a drop-in replacement?

A: Yes, the OXETDLJANF-10.000000 is a direct electrical and mechanical substitute. It maintains identical frequency, output type, supply voltage, frequency stability, operating temperature range, enable/disable function, and 4-SMD package configuration. The maximum seated height is 1.10mm, which exceeds the original TC-10.000MBD-T's 0.80mm. Verify PCB clearance before implementation.

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