R5F100MLDFA#10 Equivalent & Substitute Parts

Part Overview

The R5F100MLDFA#10 is a 16-bit embedded microcontroller from Renesas Electronics Corporation, part of the RL78/G13 series. This device integrates 512KB of FLASH program memory, 32KB of RAM, and 8KB of EEPROM, operating at 32MHz with a supply voltage range of 1.6V to 5.5V. The microcontroller features multiple connectivity options including CSI, I2C, LINbus, and UART/USART, along with integrated peripherals such as DMA, LVD, POR, PWM, and WDT. The device is housed in an 80-LQFP (14x14mm) surface mount package with 64 I/O pins and includes a 17-channel 8/10-bit analog-to-digital converter.

The R5F100MLDFA#10 maintains Active product status and is ROHS3 compliant. Equivalent and substitute parts are identified to support design flexibility, inventory optimization, and supply chain continuity for applications requiring RL78/G13 microcontroller functionality.

Key Parameters

Parameter	Value
Manufacturer	Renesas Electronics Corporation
Series	RL78/G13
Core Processor	RL78
Core Size	16-Bit
Speed	32MHz
Program Memory Size	512KB (512K x 8)
Program Memory Type	FLASH
EEPROM Size	8K x 8
RAM Size	32K x 8
Voltage Supply (Vcc/Vdd)	1.6V ~ 5.5V
Data Converters	A/D 17x8/10b
Number of I/O	64
Connectivity	CSI, I2C, LINbus, UART/USART
Peripherals	DMA, LVD, POR, PWM, WDT
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	80-LQFP
Supplier Device Package	80-LQFP (14x14)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)
REACH Status	REACH Unaffected
Product Status	Active

Substitute Part Grouping Explanation

Substitute parts for the R5F100MLDFA#10 are identified based on strict parametric equivalence within the RL78/G13 microcontroller family. All substitute parts maintain identical electrical specifications including core processor architecture, clock speed, memory configuration, voltage supply range, connectivity interfaces, and peripheral functionality.

The substitution logic is based on the following critical parameters:

Core Architecture & Speed: All substitutes use the RL78 16-bit core operating at 32MHz
Memory Configuration: Identical 512KB FLASH, 32KB RAM, and 8KB EEPROM
Electrical Specifications: Matching 1.6V to 5.5V supply voltage range and -40°C to 85°C operating temperature
Connectivity & Peripherals: Identical CSI, I2C, LINbus, UART/USART interfaces and DMA, LVD, POR, PWM, WDT peripherals
I/O Count: All parts feature 64 I/O pins
Analog Conversion: Matching 17-channel 8/10-bit A/D converter
Compliance: All parts maintain ROHS3 compliance, REACH Unaffected status, and MSL 3 rating

Variations between the main part and substitutes are limited to packaging designations and tape/reel configurations, which do not affect electrical or functional compatibility.

Parameter Comparison

Parameter	R5F100MLDFA#10	R5F100MLAFA#30	R5F100MLDFA#30	R5F100MLAFB#30	R5F100MLDFB#30
Manufacturer	Renesas Electronics Corporation	Renesas Electronics Corporation	Renesas Electronics Corporation	Renesas Electronics Corporation	Renesas Electronics Corporation
Series	RL78/G13	RL78/G13	RL78/G13	RL78/G13	RL78/G13
Core Processor	RL78	RL78	RL78	RL78	RL78
Core Size	16-Bit	16-Bit	16-Bit	16-Bit	16-Bit
Speed	32MHz	32MHz	32MHz	32MHz	32MHz
Program Memory Size	512KB (512K x 8)	512KB (512K x 8)	512KB (512K x 8)	512KB (512K x 8)	512KB (512K x 8)
Program Memory Type	FLASH	FLASH	FLASH	FLASH	FLASH
EEPROM Size	8K x 8	8K x 8	8K x 8	8K x 8	8K x 8
RAM Size	32K x 8	32K x 8	32K x 8	32K x 8	32K x 8
Voltage Supply (Vcc/Vdd)	1.6V ~ 5.5V	1.6V ~ 5.5V	1.6V ~ 5.5V	1.6V ~ 5.5V	1.6V ~ 5.5V
Data Converters	A/D 17x8/10b	A/D 17x8/10b	A/D 17x8/10b	A/D 17x8/10b	A/D 17x8/10b
Number of I/O	64	64	64	64	64
Connectivity	CSI, I2C, LINbus, UART/USART	CSI, I2C, LINbus, UART/USART	CSI, I2C, LINbus, UART/USART	CSI, I2C, LINbus, UART/USART	CSI, I2C, LINbus, UART/USART
Peripherals	DMA, LVD, POR, PWM, WDT	DMA, LVD, POR, PWM, WDT	DMA, LVD, POR, PWM, WDT	DMA, LVD, POR, PWM, WDT	DMA, LVD, POR, PWM, WDT
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Supplier Device Package	80-LQFP (14x14)	80-LQFP (14x14)	80-LQFP (14x14)	80-LFQFP (12x12)	80-LFQFP (12x12)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected
Product Status	Active	Active	Active	Active	Active

Engineering Selection Recommendations

All identified substitute parts maintain full electrical and functional equivalence to the R5F100MLDFA#10. Selection among these parts is determined by packaging and supply chain requirements rather than technical performance differences.

R5F100MLAFA#30: Functionally equivalent with identical 80-LQFP (14x14mm) package footprint. This part is suitable for direct replacement in existing PCB designs without layout modifications. Higher inventory availability (1800 pcs) supports extended production runs.

R5F100MLDFA#30: Identical electrical specifications and 80-LQFP (14x14mm) package configuration to the main part. Provides equivalent functionality with different tape/reel designation. Inventory of 1336 pcs available.

R5F100MLAFB#30: Maintains identical core functionality but uses a smaller 80-LFQFP (12x12mm) package footprint. This variant requires PCB layout redesign due to reduced package dimensions. Suitable for space-constrained applications. Inventory of 1149 pcs available.

R5F100MLDFB#30: Provides equivalent functionality in the smaller 80-LFQFP (12x12mm) package format. Requires PCB redesign for package footprint compatibility. Highest inventory availability (1831 pcs) among substitute options.

All parts maintain Active product status, ROHS3 compliance, and REACH Unaffected designation, ensuring regulatory and environmental compliance across all substitution options.

Frequently Asked Questions (FAQ)

Q: Are all substitute parts electrically identical to the R5F100MLDFA#10?

A: Yes. All substitute parts operate at identical specifications including 32MHz clock speed, 512KB FLASH memory, 32KB RAM, 8KB EEPROM, 1.6V to 5.5V supply voltage range, and -40°C to 85°C operating temperature. Connectivity interfaces (CSI, I2C, LINbus, UART/USART) and integrated peripherals (DMA, LVD, POR, PWM, WDT) are identical across all parts.

Q: What is the difference between the 80-LQFP (14x14mm) and 80-LFQFP (12x12mm) packages?

A: The primary difference is physical package size. The 80-LQFP (14x14mm) is larger, while the 80-LFQFP (12x12mm) is more compact. Both packages contain 80 pins with identical electrical functionality. Selection depends on PCB layout constraints. Switching between these package types requires PCB redesign.

Q: Can I substitute R5F100MLAFB#30 or R5F100MLDFB#30 into an existing design using R5F100MLDFA#10?

A: Direct substitution on the PCB is not possible due to different package footprints. The 80-LFQFP (12x12mm) variants require PCB layout modification. However, the microcontroller functionality is identical, so firmware and software compatibility is maintained.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts, including R5F100MLAFA#30, R5F100MLDFA#30, R5F100MLAFB#30, and R5F100MLDFB#30, maintain ROHS3 compliance and REACH Unaffected status.

Q: What does the suffix designation (#10, #30) indicate?

A: The suffix designations represent different tape and reel configurations or packaging variants. These designations do not affect electrical performance or functional compatibility. Selection is based on supply chain and inventory requirements.

Q: Which substitute part has the highest inventory availability?

A: R5F100MLDFB#30 has the highest inventory with 1831 pcs in stock. R5F100MLAFA#30 follows with 1800 pcs. Both options support extended production requirements.

Q: Are all parts suitable for the same operating temperature range?

A: Yes. All substitute parts operate across the identical temperature range of -40°C to 85°C (TA), ensuring compatibility in applications with equivalent thermal requirements.

Q: What is the Moisture Sensitivity Level (MSL) for all substitute parts?

A: All parts maintain MSL 3 rating with a 168-hour floor life, indicating identical moisture handling and storage requirements.

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