MMC2001HCAB33B Equivalent & Substitute Parts

Part Overview

The MMC2001HCAB33B is a 32-bit M210 MCore microcontroller manufactured by NXP Semiconductors, featuring 256KB ROM, 32KB RAM, and 24 I/O pins in a 144-LQFP package. This device operates at 33MHz with a supply voltage range of 1.8V to 3.6V and includes integrated peripherals such as PWM, WDT, and POR functionality. The product is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing system support and new designs.

Substiute Parts

MMC2001HCAB33B

NXP SemiconductorsIn Stock: 1246MMC2001HCAB33B Datasheet

Current PartRFQ

EZ80F92AZ020EG

ZilogIn Stock: 2381EZ80F92AZ020EG Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MMC2001HCAB33B is determined by the following critical parameters:

Functional Compatibility Criteria:

• Core processor architecture and instruction set compatibility
• Program memory capacity (minimum 256KB required for ROM-based designs)
• RAM capacity (minimum 32KB required)
• I/O pin count (minimum 24 pins required)
• Operating voltage range overlap (1.8V ~ 3.6V)
• Operating temperature range coverage (-40°C ~ 85°C minimum)
• Peripheral feature set (PWM, WDT, POR, UART/USART, SPI)

Physical Compatibility Criteria:

• Surface mount packaging
• Pin count and package footprint compatibility
• Moisture sensitivity level (MSL 3 or better)

The EZ80F92AZ020EG represents a functional alternative within the embedded microcontroller category, though with architectural differences that require evaluation against specific application requirements.

Parameter Comparison

Engineering Selection Recommendations

The EZ80F92AZ020EG is an active product with current manufacturing support and full RoHS3 compliance, providing supply chain continuity for applications requiring embedded microcontroller functionality. Both devices maintain equivalent moisture sensitivity levels and RoHS compliance status.

Key considerations for selection:

Architectural Differences: The MMC2001HCAB33B operates as a 16/32-bit processor at 33MHz, while the EZ80F92AZ020EG is an 8-bit processor at 20MHz. Applications dependent on 32-bit instruction execution or higher clock speed performance may require design modification.

Memory Configuration: The MMC2001HCAB33B provides 256KB ROM and 32KB RAM. The EZ80F92AZ020EG provides 128KB FLASH and 8KB RAM. Applications with memory requirements exceeding the substitute device capacity are not compatible.

Package Footprint: The MMC2001HCAB33B uses 144-LQFP (20x20mm), while the EZ80F92AZ020EG uses 100-LQFP. PCB layout redesign is required for physical substitution.

Voltage Range: The EZ80F92AZ020EG minimum supply voltage is 3V, compared to 1.8V for the MMC2001HCAB33B. Applications requiring operation below 3V are not compatible.

Temperature Range: The EZ80F92AZ020EG supports extended operating temperature to 105°C, exceeding the MMC2001HCAB33B specification of 85°C.

Frequently Asked Questions (FAQ)

Q: Can the EZ80F92AZ020EG directly replace the MMC2001HCAB33B without design changes?

A: No. The devices differ in core architecture (16/32-bit vs. 8-bit), clock speed (33MHz vs. 20MHz), memory capacity, package footprint (144-LQFP vs. 100-LQFP), and minimum supply voltage (1.8V vs. 3V). Substitution requires firmware porting, PCB redesign, and validation against application requirements.

Q: What are the memory limitations of the EZ80F92AZ020EG?

A: The EZ80F92AZ020EG provides 128KB FLASH program memory and 8KB RAM, compared to 256KB ROM and 32KB RAM in the MMC2001HCAB33B. Applications requiring greater than 128KB program storage or 8KB RAM are not compatible with this substitute.

Q: Are both devices RoHS compliant?

A: Yes. Both the MMC2001HCAB33B and EZ80F92AZ020EG are ROHS3 compliant with MSL 3 moisture sensitivity ratings.

Q: What is the impact of the package change from 144-LQFP to 100-LQFP?

A: The package change requires PCB layout redesign, including trace routing, via placement, and decoupling capacitor positioning. The pin count remains equivalent at 24 I/O pins, but physical pin locations differ.

Q: Does the EZ80F92AZ020EG support the same peripheral interfaces?

A: Both devices support SPI and UART/USART connectivity. The MMC2001HCAB33B includes EBI/EMI support, while the EZ80F92AZ020EG includes I2C and IrDA support. Peripheral feature sets differ and must be evaluated against application requirements.

Q: What is the minimum supply voltage requirement for the EZ80F92AZ020EG?

A: The EZ80F92AZ020EG requires a minimum supply voltage of 3V, compared to 1.8V for the MMC2001HCAB33B. Applications designed for 1.8V operation are not compatible without voltage regulation modifications.