R5F101LLDFB#V0 Equivalent & Substitute Parts

Part Overview

The R5F101LLDFB#V0 is a 16-bit RL78/G13 microcontroller manufactured by Renesas Electronics Corporation, featuring 512KB FLASH memory, 32KB RAM, and 48 I/O pins in a 64-LQFP package. This device integrates multiple communication interfaces (CSI, I2C, LINbus, UART/USART) and peripheral functions (DMA, LVD, POR, PWM, WDT) suitable for embedded control applications.

The R5F101LLDFB#V0 carries an obsolete product status. Identifying equivalent substitute parts is necessary to ensure design continuity, maintain supply chain flexibility, and support long-term production requirements for systems utilizing this microcontroller.

Key Parameters

Parameter	Value
Core Processor	RL78
Core Size	16-Bit
Speed	32MHz
Program Memory Size	512KB (512K x 8)
Program Memory Type	FLASH
RAM Size	32K x 8
Number of I/O	48
Voltage Supply (Vcc/Vdd)	1.6V ~ 5.5V
Data Converters	A/D 12x8/10b
Connectivity	CSI, I2C, LINbus, UART/USART
Peripherals	DMA, LVD, POR, PWM, WDT
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	64-LQFP
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution of the R5F101LLDFB#V0 is determined by strict equivalence across the following critical parameters:

Core Processor Architecture: RL78 processor family
Memory Configuration: 512KB FLASH, 32KB RAM
Clock Speed: 32MHz operation
I/O Count: 48 pins
Package Type: 64-LQFP (10x10mm)
Voltage Range: 1.6V ~ 5.5V supply compatibility
Connectivity Interfaces: CSI, I2C, LINbus, UART/USART
Peripheral Set: DMA, LVD, POR, PWM, WDT
Data Conversion: A/D 12x8/10b

The R5F101LLDFB#30 qualifies as a direct substitute, maintaining identical electrical specifications, memory architecture, pin configuration, and functional capabilities. The primary distinction is packaging format (Tray vs. standard packaging) and product status (Active vs. Obsolete).

Parameter Comparison

Parameter	R5F101LLDFB#V0	R5F101LLDFB#30	Match
Manufacturer	Renesas Electronics Corporation	Renesas Electronics Corporation	✓
Series	RL78/G13	RL78/G13	✓
Core Processor	RL78	RL78	✓
Core Size	16-Bit	16-Bit	✓
Speed	32MHz	32MHz	✓
Program Memory Size	512KB (512K x 8)	512KB (512K x 8)	✓
Program Memory Type	FLASH	FLASH	✓
RAM Size	32K x 8	32K x 8	✓
Number of I/O	48	48	✓
Voltage Supply (Vcc/Vdd)	1.6V ~ 5.5V	1.6V ~ 5.5V	✓
Data Converters	A/D 12x8/10b	A/D 12x8/10b	✓
Connectivity	CSI, I2C, LINbus, UART/USART	CSI, I2C, LINbus, UART/USART	✓
Peripherals	DMA, LVD, POR, PWM, WDT	DMA, LVD, POR, PWM, WDT	✓
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	✓
Package / Case	64-LQFP	64-LQFP	✓
Mounting Type	Surface Mount	Surface Mount	✓
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	✓
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	✓
Product Status	Obsolete	Active	Different
Packaging Format	Standard	Tray	Different

Engineering Selection Recommendations

The R5F101LLDFB#30 is a direct functional equivalent to the R5F101LLDFB#V0. Both devices share identical electrical specifications, memory architecture, pin configuration, and peripheral functionality.

Selection between these parts should be based on:

Product Status: The R5F101LLDFB#30 maintains Active product status, ensuring continued manufacturer support, availability, and compliance updates. The R5F101LLDFB#V0 is Obsolete, limiting future supply and support options.
Compliance Certifications: Both parts maintain ROHS3 compliance and identical MSL ratings, ensuring equivalent environmental and regulatory compatibility.
Packaging Requirements: The R5F101LLDFB#30 is supplied in Tray packaging, which may affect procurement workflows and handling procedures compared to standard packaging formats.

For new designs or production continuity, the R5F101LLDFB#30 is the appropriate selection due to its Active status and equivalent technical specifications.

Frequently Asked Questions (FAQ)

Q: Are R5F101LLDFB#V0 and R5F101LLDFB#30 pin-for-pin compatible?

A: Yes. Both devices use the 64-LQFP package with identical pin assignments, voltage ratings, and signal definitions. No PCB layout modifications are required for substitution.

Q: What is the difference between the two part numbers?

A: The primary differences are product status (Obsolete vs. Active) and packaging format (standard vs. Tray). All electrical and functional specifications are identical.

Q: Can I use R5F101LLDFB#30 in existing designs specified for R5F101LLDFB#V0?

A: Yes. The R5F101LLDFB#30 is a direct substitute with identical electrical characteristics, memory configuration, I/O count, and peripheral functionality. No firmware or hardware modifications are necessary.

Q: Are there any compliance or certification differences?

A: No. Both parts maintain ROHS3 compliance and identical Moisture Sensitivity Level (MSL 3, 168 Hours) ratings.

Q: What is the significance of the packaging format difference?

A: The R5F101LLDFB#30 is supplied in Tray packaging, which affects handling, storage, and procurement logistics. Verify that your assembly process and component handling procedures are compatible with Tray-packaged components.

Q: Why is the R5F101LLDFB#V0 marked as Obsolete?

A: Obsolete status indicates that the manufacturer has discontinued active production and support for this specific part number variant. The R5F101LLDFB#30 remains in active production with full manufacturer support.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message