R5F100LCDFB#V0 Equivalent & Substitute Parts

Part Overview

The R5F100LCDFB#V0 is a 16-bit RL78/G13 microcontroller manufactured by Renesas Electronics Corporation, featuring 32KB FLASH memory, 4KB EEPROM, and 2KB RAM in a 64-LFQFP (10x10) package. This device integrates a 32MHz RL78 core processor with comprehensive connectivity options including CSI, I2C, LINbus, and UART/USART interfaces, along with peripherals such as DMA, LVD, POR, PWM, and WDT functionality.

The R5F100LCDFB#V0 is currently discontinued at DiGi Electronics. Equivalent and substitute parts are available from active product lines within the RL78/G13 and RL78/F12 series, offering identical or compatible electrical and mechanical specifications for design continuity.

Key Parameters

Parameter	Value
Core Processor	RL78
Core Size	16-Bit
Speed	32MHz
Program Memory Size	32KB (32K x 8)
Program Memory Type	FLASH
EEPROM Size	4K x 8
RAM Size	2K x 8
Number of I/O	48
Voltage Supply (Vcc/Vdd)	1.6V ~ 5.5V
Data Converters	A/D 12x8/10b
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)

Substitute Part Grouping Explanation

Substitution of the R5F100LCDFB#V0 is determined by strict equivalence across the following critical parameters:

Core Processor Architecture: RL78 core (RL78/G13 or RL78/F12 series)
Memory Configuration: 32KB FLASH, 4KB EEPROM, 2KB RAM
Processing Speed: 32MHz operation
I/O Count: 48 I/O pins
Connectivity Interfaces: CSI, I2C, LINbus, UART/USART
Peripheral Set: DMA, LVD, POR, PWM, WDT
Voltage Range: 1.6V ~ 5.5V supply
Package Type: 64-LQFP form factor
Environmental Compliance: ROHS3, REACH Unaffected, MSL 3

Substitute parts are grouped into two categories:

Direct Substitutes (RL78/G13 Series): Parts maintaining identical series designation with packaging or tape/reel variations (suffix #V0, #10, #30).

Parametric Equivalents (RL78/G13 and RL78/F12 Series): Parts with identical electrical specifications and pin configuration but different series designation or package footprint dimensions (64-LQFP 10x10 vs. 12x12).

Parameter Comparison

Part Number	Series	Core Processor	Speed (MHz)	FLASH (KB)	EEPROM (KB)	RAM (KB)	I/O Count	Package	Vcc/Vdd (V)	Product Status
R5F100LCDFB#V0	RL78/G13	RL78	32	32	4	2	48	64-LFQFP (10x10)	1.6 ~ 5.5	Discontinued
R5F100LCDFB#30	RL78/G13	RL78	32	32	4	2	48	64-LFQFP (10x10)	1.6 ~ 5.5	Active
R5F100LCAFA#10	RL78/G13	RL78	32	32	4	2	48	64-LQFP (12x12)	1.6 ~ 5.5	Active
R5F100LCAFA#30	RL78/G13	RL78	32	32	4	2	48	64-LQFP (12x12)	1.6 ~ 5.5	Active
R5F100LCAFB#10	RL78/G13	RL78	32	32	4	2	48	64-LFQFP (10x10)	1.6 ~ 5.5	Active
R5F100LCAFB#30	RL78/G13	RL78	32	32	4	2	48	64-LFQFP (10x10)	1.6 ~ 5.5	Active
R5F100LCDFA#30	RL78/G13	RL78	32	32	4	2	48	64-LQFP (12x12)	1.6 ~ 5.5	Active
R5F109LCCJFB#10	RL78/F12	RL78	32	32	4	2	48	64-LFQFP (10x10)	1.6 ~ 5.5	Active
R5F109LCCJFB#30	RL78/F12	RL78	32	32	4	2	48	64-LFQFP (10x10)	1.6 ~ 5.5	Active

Engineering Selection Recommendations

Primary Recommendation: R5F100LCDFB#30 is the direct substitute for R5F100LCDFB#V0. Both parts maintain identical electrical specifications, memory configuration, and 64-LFQFP (10x10) package footprint. The #30 variant is currently in active production status with confirmed inventory availability.

Alternative Selections for RL78/G13 Series: R5F100LCAFB#10 and R5F100LCAFB#30 provide equivalent functionality in the same 64-LFQFP (10x10) package with active product status. R5F100LCAFA#10 and R5F100LCAFA#30 offer parametric equivalence with a 64-LQFP (12x12) package footprint, requiring PCB layout modification.

Cross-Series Alternative: R5F109LCCJFB#10 and R5F109LCCJFB#30 from the RL78/F12 series provide identical electrical and memory specifications with the same 64-LFQFP (10x10) package. These parts are suitable for applications where RL78/F12 series compatibility is acceptable.

All substitute parts maintain ROHS3 compliance, REACH unaffected status, and MSL 3 moisture sensitivity rating, ensuring compatibility with standard manufacturing and storage requirements.

Frequently Asked Questions (FAQ)

Q: Can R5F100LCDFB#30 be used as a direct replacement for R5F100LCDFB#V0?

A: Yes. Both parts share identical core processor architecture, memory configuration (32KB FLASH, 4KB EEPROM, 2KB RAM), processing speed (32MHz), I/O count (48), connectivity interfaces, and 64-LFQFP (10x10) package footprint. The #30 variant differs only in tape/reel packaging and is currently in active production.

Q: What is the difference between 64-LFQFP (10x10) and 64-LQFP (12x12) packages?

A: Both are 64-pin LQFP packages with identical pin count and electrical specifications. The primary difference is physical footprint: 10x10mm versus 12x12mm. Parts with 12x12 packages (R5F100LCAFA series) require PCB layout modifications and cannot be used as drop-in replacements without redesign.

Q: Are RL78/G13 and RL78/F12 series parts interchangeable?

A: From an electrical and memory specification standpoint, yes. Both R5F100LCDFB#V0 (RL78/G13) and R5F109LCCJFB#10 (RL78/F12) provide identical core processor speed, memory capacity, I/O configuration, and voltage range. However, series designation differences may affect firmware compatibility or peripheral feature sets not detailed in this specification. Verification with application firmware is recommended.

Q: What do the suffixes #V0, #10, and #30 indicate?

A: These suffixes denote packaging and tape/reel configurations. #V0 indicates the original discontinued variant. #10 and #30 represent active production variants with different tape/reel specifications. All variants maintain identical electrical and functional specifications.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance, REACH unaffected status, and MSL 3 (168 Hours) moisture sensitivity rating, ensuring compatibility with standard manufacturing processes and environmental regulations.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message