R5F101LLDFB#X0 Equivalent & Substitute Parts

Part Overview

The R5F101LLDFB#X0 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#X0 carries an Obsolete product status. Identifying equivalent substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term production requirements for systems utilizing this microcontroller.

Substiute Parts

R5F101LLDFB#X0

Renesas Electronics CorporationIn Stock: 728R5F101LLDFB#X0 Datasheet

Current PartRFQ

R5F101LLDFB#50

Renesas Electronics CorporationIn Stock: 879R5F101LLDFB#50 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the R5F101LLDFB#X0 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
• Environmental Specifications: -40°C ~ 85°C operating range
• Compliance Standards: ROHS3 Compliant, MSL 3

The substitute part R5F101LLDFB#50 maintains identical electrical and mechanical specifications across all parameters listed above, differing only in product status designation and inventory availability.

Parameter Comparison

Engineering Selection Recommendations

The R5F101LLDFB#50 is a direct functional equivalent to the R5F101LLDFB#X0. Both parts are manufactured by Renesas Electronics Corporation and maintain identical electrical specifications, memory configuration, I/O architecture, and peripheral functionality.

The primary distinction is product status: R5F101LLDFB#X0 is designated Obsolete, while R5F101LLDFB#50 maintains Active status. Both parts comply with ROHS3 standards and carry identical export classification codes (ECCN: 3A991A2, HTSUS: 8542.31.0001).

For new designs or production continuity, R5F101LLDFB#50 is the appropriate selection due to its Active product status and confirmed availability. For existing systems currently utilizing R5F101LLDFB#X0, R5F101LLDFB#50 provides drop-in compatibility without design modification.

Frequently Asked Questions (FAQ)

Q: Can R5F101LLDFB#50 replace R5F101LLDFB#X0 in existing designs?

A: Yes. Both parts are identical in electrical specifications, memory configuration, I/O count, package type, and peripheral functionality. No design changes are required for substitution.

Q: What is the difference between R5F101LLDFB#X0 and R5F101LLDFB#50?

A: The parts differ only in product status designation. R5F101LLDFB#X0 is Obsolete; R5F101LLDFB#50 is Active. All technical specifications, compliance certifications, and functional parameters are identical.

Q: Are both parts available in the same package?

A: Yes. Both parts use the 64-LQFP (10x10mm) surface mount package with identical pin configuration and I/O assignment.

Q: Do both parts meet the same compliance standards?

A: Yes. Both R5F101LLDFB#X0 and R5F101LLDFB#50 are ROHS3 Compliant with MSL 3 (168 Hours) moisture sensitivity rating.

Q: What is the supply voltage range for these microcontrollers?

A: Both parts operate across a supply voltage range of 1.6V to 5.5V (Vcc/Vdd).

Q: Are there any differences in operating temperature specifications?

A: No. Both parts operate across the identical temperature range of -40°C to 85°C (TA).

Q: Can these parts be used interchangeably in production?

A: Yes. R5F101LLDFB#50 is a direct substitute for R5F101LLDFB#X0 with no functional or electrical differences. Interchangeable use in production is supported.