R5F100LLAFB#10 Equivalent & Substitute Parts

Part Overview

The R5F100LLAFB#10 is a 16-bit RL78/G13 microcontroller manufactured by Renesas Electronics Corporation. This embedded microcontroller features 512KB FLASH program memory, 32KB RAM, and 8KB EEPROM, operating at 32MHz with a supply voltage range of 1.6V to 5.5V. The device is housed in a 64-LFQFP (10x10mm) surface mount package and is classified as Active product status. Substitute parts are necessary when the specific package variant, tape reel configuration, or inventory availability of the primary part number requires alternative sourcing while maintaining electrical and functional equivalence.

Key Parameters

Parameter	Value
Manufacturer	Renesas Electronics Corporation
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
Number of I/O	48
Data Converters	A/D 12x8/10b
Connectivity	CSI, I2C, LINbus, UART/USART
Peripherals	DMA, LVD, POR, PWM, WDT
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	64-LQFP
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution of the R5F100LLAFB#10 is determined by electrical and functional equivalence across the RL78/G13 microcontroller family. All substitute parts maintain identical core specifications: 16-bit RL78 processor architecture, 32MHz operating frequency, 512KB FLASH memory, 32KB RAM, 8KB EEPROM, 48 I/O pins, and identical peripheral sets (DMA, LVD, POR, PWM, WDT). Connectivity interfaces (CSI, I2C, LINbus, UART/USART) and analog-to-digital converter configuration (12x8/10b) remain constant across all equivalents.

Substitution differences are limited to the following parameters:

Supplier Device Package: 64-LFQFP (10x10mm) versus 64-LQFP (12x12mm) physical dimensions
Series Variant: RL78/G13 versus RL78/G13A (R5F140LLAFB#30 only)
Tape Reel Configuration: Suffix designations (#10 versus #30) indicating different packaging formats

All substitute parts are Active product status, ROHS3 Compliant, and REACH Unaffected, matching the regulatory and environmental compliance profile of the primary part.

Parameter Comparison

Parameter	R5F100LLAFB#10	R5F100LLAFA#30	R5F100LLAFB#30	R5F100LLDFA#30	R5F100LLDFB#30	R5F140LLAFB#30
Manufacturer	Renesas Electronics	Renesas Electronics	Renesas Electronics	Renesas Electronics	Renesas Electronics	Renesas Electronics
Series	RL78/G13	RL78/G13	RL78/G13	RL78/G13	RL78/G13	RL78/G13A
Core Processor	RL78	RL78	RL78	RL78	RL78	RL78
Core Size	16-Bit	16-Bit	16-Bit	16-Bit	16-Bit	16-Bit
Speed	32MHz	32MHz	32MHz	32MHz	32MHz	32MHz
Program Memory Size	512KB	512KB	512KB	512KB	512KB	512KB
Program Memory Type	FLASH	FLASH	FLASH	FLASH	FLASH	FLASH
EEPROM Size	8K x 8	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	32K x 8
Voltage Supply	1.6V ~ 5.5V	1.6V ~ 5.5V	1.6V ~ 5.5V	1.6V ~ 5.5V	1.6V ~ 5.5V	1.6V ~ 5.5V
Number of I/O	48	48	48	48	48	48
Data Converters	A/D 12x8/10b	A/D 12x8/10b	A/D 12x8/10b	A/D 12x8/10b	A/D 12x8/10b	A/D 12x8/10b
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	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	DMA, LVD, POR, PWM, WDT
Oscillator Type	Internal	Internal	Internal	Internal	Internal	Internal
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Supplier Device Package	64-LFQFP (10x10)	64-LQFP (12x12)	64-LFQFP (10x10)	64-LQFP (12x12)	64-LFQFP (10x10)	64-LFQFP (10x10)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	3 (168 Hours)	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	REACH Unaffected

Engineering Selection Recommendations

All substitute parts listed maintain full electrical and functional equivalence to the R5F100LLAFB#10. Selection among substitutes is determined by physical package requirements and application constraints.

For 64-LFQFP (10x10mm) package footprint compatibility:

R5F100LLAFB#30: Identical package to primary part; differs only in tape reel configuration (#30 versus #10)
R5F100LLDFB#30: Identical package to primary part; differs only in tape reel configuration and internal device variant
R5F140LLAFB#30: Identical package to primary part; RL78/G13A series variant with equivalent electrical specifications

For 64-LQFP (12x12mm) package footprint compatibility:

R5F100LLAFA#30: Larger package footprint; suitable for applications with PCB layout accommodating 12x12mm dimensions
R5F100LLDFA#30: Larger package footprint; suitable for applications with PCB layout accommodating 12x12mm dimensions

All parts are Active product status, ROHS3 Compliant, and REACH Unaffected, meeting current regulatory requirements. Moisture Sensitivity Level 3 (168 Hours) is consistent across all variants.

Frequently Asked Questions (FAQ)

Q: What is the primary difference between R5F100LLAFB#10 and R5F100LLAFB#30?

A: Both parts are electrically and functionally identical RL78/G13 microcontrollers with 512KB FLASH, 32KB RAM, and 64-LFQFP (10x10mm) package. The suffix designations (#10 versus #30) indicate different tape reel packaging configurations for automated assembly. The #10 and #30 designations do not affect electrical performance or pin compatibility.

Q: Can I substitute R5F100LLAFA#30 for R5F100LLAFB#10 on my PCB?

A: R5F100LLAFA#30 is electrically equivalent but uses a 64-LQFP (12x12mm) package instead of the 64-LFQFP (10x10mm) package of the primary part. PCB footprint compatibility must be verified. The larger package dimensions require a different land pattern on the circuit board.

Q: What is the difference between RL78/G13 and RL78/G13A series?

A: R5F140LLAFB#30 is the RL78/G13A variant. All electrical specifications, memory configuration, I/O count, and peripheral sets remain identical to RL78/G13 parts. The series designation reflects internal device variant classification by Renesas Electronics Corporation.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 Compliant and REACH Unaffected, matching the regulatory compliance of the primary R5F100LLAFB#10 part.

Q: Which substitute part has the highest inventory availability?

A: R5F100LLAFA#30 has 3650 pieces in stock, representing the highest inventory level among all listed substitutes.

Q: Do all substitute parts operate at the same speed and voltage?

A: Yes. All substitute parts operate at 32MHz with a supply voltage range of 1.6V to 5.5V, identical to the primary part. Operating temperature range is -40°C to 85°C across all variants.

Q: What is the Moisture Sensitivity Level for all these parts?

A: All parts, including the primary R5F100LLAFB#10 and all substitutes, have Moisture Sensitivity Level 3 with a floor life of 168 hours. Proper handling and storage procedures must be followed according to IPC standards.

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