DF36057GFPJV Equivalent & Substitute Parts

Part Overview

The DF36057GFPJV is a 16-bit H8/300H Tiny microcontroller manufactured by Renesas Electronics Corporation, featuring 56KB FLASH memory and a 64-LFQFP package. This device is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support, redesigns, and production continuity. The H8/300H architecture and specific peripheral configuration require careful evaluation when selecting substitute components to ensure system compatibility.

Key Parameters

Parameter	DF36057GFPJV
Manufacturer	Renesas Electronics Corporation
Core Processor	H8/300H
Core Size	16-Bit
Speed	20MHz
Program Memory Size	56KB FLASH
RAM Size	3K x 8
Voltage Supply (Vcc/Vdd)	3V ~ 5.5V
Number of I/O	45
Package / Case	64-LFQFP (10x10)
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C
Product Status	Obsolete
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the DF36057GFPJV is determined by the following critical parameters:

Package Compatibility: Both the main part and substitute must use the 64-LQFP (10x10) surface mount package to ensure PCB footprint compatibility without redesign.

Core Architecture: The substitute must support 16-bit processing capability to maintain software compatibility and system performance requirements.

Memory Configuration: Program memory must be sufficient to accommodate existing firmware. The substitute features 64KB FLASH, which exceeds the original 56KB requirement, providing additional capacity without functional degradation.

Voltage Supply Range: The substitute must operate within the 3V ~ 5.5V supply range to integrate with existing power distribution systems.

Peripheral Integration: Both devices include CANbus, SCI connectivity, and standard peripherals (LVD, POR, PWM, WDT), ensuring functional equivalence in communication and control applications.

Operating Temperature Range: The substitute supports -40°C ~ 105°C, which encompasses the original -40°C ~ 85°C range, providing broader environmental compatibility.

Parameter Comparison

Parameter	DF36057GFPJV	MC9S12P64VLH	Notes
Manufacturer	Renesas Electronics Corporation	NXP USA Inc.	Different manufacturers; both active in embedded microcontroller market
Core Size	16-Bit	16-Bit	Matched
Speed	20MHz	32MHz	Substitute offers higher performance capability
Program Memory Size	56KB FLASH	64KB FLASH	Substitute provides 8KB additional capacity
RAM Size	3K x 8	4K x 8	Substitute provides 1KB additional capacity
EEPROM Size	—	4K x 8	Substitute includes EEPROM; original does not
Voltage Supply (Vcc/Vdd)	3V ~ 5.5V	1.72V ~ 5.5V	Substitute supports lower minimum voltage
Number of I/O	45	49	Substitute provides 4 additional I/O pins
Data Converters	A/D 8x10b	A/D 10x12b	Substitute offers higher resolution and channel count
Connectivity	CANbus, SCI, SSU	CANbus, SCI, SPI	Both support CANbus and SCI; different secondary protocols
Peripherals	LVD, POR, PWM, WDT	LVD, POR, PWM, WDT	Matched
Package / Case	64-LFQFP (10x10)	64-LQFP (10x10)	Matched footprint; both surface mount
Operating Temperature	-40°C ~ 85°C	-40°C ~ 105°C	Substitute supports extended upper temperature range
Product Status	Obsolete	Active	Substitute is currently in active production
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Matched
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	Matched

Engineering Selection Recommendations

The MC9S12P64VLH qualifies as a functional substitute for the DF36057GFPJV based on the following engineering criteria:

Package Compatibility: Both devices utilize the 64-pin LQFP (10x10) surface mount package, eliminating PCB redesign requirements.

Compliance Certification: Both parts maintain ROHS3 compliance and identical moisture sensitivity levels, ensuring regulatory and manufacturing process compatibility.

Active Production Status: The MC9S12P64VLH is in active production, providing reliable supply chain availability compared to the obsolete DF36057GFPJV.

Memory and Performance Enhancements: The substitute provides increased FLASH (64KB vs. 56KB), RAM (4K vs. 3K), and processing speed (32MHz vs. 20MHz), supporting existing firmware with performance margin.

Voltage and Temperature Specifications: The substitute operates within the original supply voltage range and extends the upper operating temperature limit to 105°C, broadening environmental compatibility.

Peripheral Equivalence: Both devices include CANbus, SCI connectivity, and standard control peripherals (LVD, POR, PWM, WDT), maintaining functional parity in embedded applications.

Frequently Asked Questions (FAQ)

Q: Can the MC9S12P64VLH directly replace the DF36057GFPJV without PCB modifications?

A: Yes. Both devices use the 64-pin LQFP (10x10) surface mount package with identical footprints, allowing direct PCB substitution without layout changes.

Q: Are there differences in core processor architecture between these devices?

A: Yes. The DF36057GFPJV uses the H8/300H architecture, while the MC9S12P64VLH uses the HCS12 architecture. Both are 16-bit processors, but firmware compatibility requires architectural assessment and potential code adaptation.

Q: Does the MC9S12P64VLH support the same communication protocols?

A: Both devices support CANbus and SCI protocols. The DF36057GFPJV includes SSU connectivity, while the MC9S12P64VLH includes SPI. Application requirements determine protocol necessity.

Q: What is the impact of the higher clock speed (32MHz vs. 20MHz) on system design?

A: The higher clock speed of the MC9S12P64VLH provides performance headroom but does not require system redesign. Existing firmware will execute faster. Power consumption and EMI characteristics may differ and should be evaluated for specific applications.

**Q: Is firmware from the DF36057GFPJV directly

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