R5F102AADSP#30 Equivalent & Substitute Parts

Part Overview

The R5F102AADSP#30 is a 16-bit microcontroller from Renesas Electronics Corporation's RL78/G12 series, designed for embedded applications requiring compact flash memory and integrated connectivity. This device features 16KB of FLASH program memory, 2KB EEPROM, and 2KB RAM, operating across a wide voltage range of 1.8V to 5.5V. The part is currently in active production status with 971 units in stock. Substitute parts are identified based on identical electrical specifications and compatible packaging configurations to support design flexibility and supply chain continuity.

Key Parameters

Parameter	Value
Core Processor	RL78
Core Size	16-Bit
Speed	24MHz
Program Memory Size	16KB (16K x 8)
Program Memory Type	FLASH
EEPROM Size	2K x 8
RAM Size	2K x 8
Voltage Supply (Vcc/Vdd)	1.8V ~ 5.5V
Data Converters	A/D 8x8/10b
Number of I/O	23
Connectivity	CSI, I2C, UART/USART
Peripherals	DMA, LVD, POR, PWM, WDT
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	30-LSSOP (0.240", 6.10mm Width)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)

Substitute Part Grouping Explanation

Substitute parts for the R5F102AADSP#30 are identified based on matching electrical and functional specifications within the RL78/G12 microcontroller family. The substitution criteria are:

Identical core processor architecture (RL78)
Matching core size (16-Bit)
Same operating frequency (24MHz)
Identical program memory configuration (16KB FLASH)
Matching EEPROM and RAM sizes (2K x 8 each)
Identical voltage supply range (1.8V ~ 5.5V)
Same data converter specifications (A/D 8x8/10b)
Matching I/O count (23 pins)
Identical connectivity interfaces (CSI, I2C, UART/USART)
Same peripheral set (DMA, LVD, POR, PWM, WDT)
Compatible package type (30-LSSOP)
Matching compliance certifications (ROHS3, REACH Unaffected)

The identified substitutes differ only in packaging configuration (tray vs. standard packaging), which does not affect electrical or functional performance.

Parameter Comparison

Parameter	R5F102AADSP#30	R5F102AAASP#10	R5F102AAASP#30
Manufacturer	Renesas Electronics Corporation	Renesas Electronics Corporation	Renesas Electronics Corporation
Series	RL78/G12	RL78/G12	RL78/G12
Core Processor	RL78	RL78	RL78
Core Size	16-Bit	16-Bit	16-Bit
Speed	24MHz	24MHz	24MHz
Program Memory Size	16KB (16K x 8)	16KB (16K x 8)	16KB (16K x 8)
EEPROM Size	2K x 8	2K x 8	2K x 8
RAM Size	2K x 8	2K x 8	2K x 8
Voltage Supply (Vcc/Vdd)	1.8V ~ 5.5V	1.8V ~ 5.5V	1.8V ~ 5.5V
Data Converters	A/D 8x8/10b	A/D 8x8/10b	A/D 8x8/10b
Number of I/O	23	23	23
Connectivity	CSI, I2C, UART/USART	CSI, I2C, UART/USART	CSI, I2C, UART/USART
Peripherals	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)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Package / Case	30-LSSOP (0.240", 6.10mm Width)	30-LSSOP (0.240", 6.10mm Width)	30-LSSOP (0.240", 6.10mm Width)
Product Status	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
Inventory (Pcs)	971	2719	1880

Engineering Selection Recommendations

All three parts—R5F102AADSP#30, R5F102AAASP#10, and R5F102AAASP#30—are functionally equivalent RL78/G12 microcontrollers with identical electrical specifications and performance characteristics. Selection between these parts is based on packaging configuration and inventory availability rather than technical performance.

R5F102AADSP#30 and R5F102AAASP#30 share identical packaging designations, with the primary difference being packaging method. R5F102AAASP#10 offers the same electrical and functional performance with alternative packaging configuration.

All parts maintain active production status, ROHS3 compliance, and REACH unaffected status, ensuring regulatory compliance for current and future applications. Moisture sensitivity level remains consistent across all variants at MSL 3 (168 Hours), requiring identical handling and storage protocols.

Frequently Asked Questions (FAQ)

Q: Are R5F102AAASP#10 and R5F102AAASP#30 electrically identical to R5F102AADSP#30?

A: Yes. All three parts share identical core processor architecture, memory configuration, operating frequency, voltage supply range, I/O count, connectivity interfaces, and peripheral sets. They are functionally equivalent within the RL78/G12 microcontroller family.

Q: What is the difference between the packaging designations in the part numbers?

A: The suffix designations (#10, #30) indicate different packaging configurations. Both variants are compatible with 30-LSSOP surface mount applications. Selection depends on supply chain availability and packaging method requirements.

Q: Can these parts be used interchangeably in PCB designs?

A: Yes. All three parts use the same 30-LSSOP package footprint (0.240", 6.10mm Width) and are pin-compatible. No PCB redesign is required when substituting between these parts.

Q: Do all substitute parts meet the same compliance standards?

A: Yes. All parts are ROHS3 compliant, REACH unaffected, and carry identical moisture sensitivity levels (MSL 3, 168 Hours). Regulatory and environmental compliance is consistent across all variants.

Q: Are there any differences in operating temperature ranges?

A: No. All parts operate across the identical temperature range of -40°C to 85°C (TA), ensuring consistent thermal performance across all applications.

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