M30843FWGP#U5 Equivalent & Substitute Parts

Part Overview

The M30843FWGP#U5 is a 16/32-bit microcontroller from Renesas Electronics Corporation's M16C™ M32C/80/84 series. This embedded IC features 320KB FLASH program memory, 24KB RAM, and 4KB EEPROM, operating at 32MHz with integrated connectivity options including CANbus, I2C, IEBus, SIO, and UART/USART. The device is packaged in a 100-LFQFP (14x14) surface mount configuration with 85 I/O pins.

The M30843FWGP#U5 carries an Obsolete product status. Identifying equivalent substitute parts is necessary for design continuity, procurement flexibility, and long-term product support when original inventory becomes unavailable.

Key Parameters

Parameter	Value
Core Processor	M32C/80
Core Size	16/32-Bit
Speed	32MHz
Program Memory Size	320KB (320K x 8) FLASH
RAM Size	24K x 8
EEPROM Size	4K x 8
Voltage Supply (Vcc/Vdd)	3V ~ 5.5V
Data Converters	A/D 26x10b; D/A 2x8b
Connectivity	CANbus, I2C, IEBus, SIO, UART/USART
Peripherals	DMA, PWM, WDT
Number of I/O	85
Package / Case	100-LQFP
Supplier Device Package	100-LFQFP (14x14)
Operating Temperature	-20°C ~ 85°C (TA)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution eligibility for the M30843FWGP#U5 is determined by strict equivalence across the following critical parameters:

Core Processor Architecture: M32C/80 processor family
Memory Configuration: 320KB FLASH, 24KB RAM, 4KB EEPROM
Operating Frequency: 32MHz
Supply Voltage Range: 3V ~ 5.5V
Peripheral Set: CANbus, I2C, IEBus, SIO, UART/USART connectivity with DMA, PWM, WDT
Data Conversion Capability: A/D 26x10b; D/A 2x8b
Package Type: 100-LQFP surface mount configuration
Environmental Compliance: ROHS3 Compliant, REACH Unaffected

The M30843FWGP#35 meets all substitution criteria as a direct equivalent within the M16C™ M32C/80/84 series, maintaining identical core specifications while offering Active product status.

Parameter Comparison

Parameter	M30843FWGP#U5 (Main Part)	M30843FWGP#35 (Substitute)
Manufacturer	Renesas Electronics Corporation	Renesas Electronics Corporation
Series	M16C™ M32C/80/84	M16C™ M32C/80/84
Core Processor	M32C/80	M32C/80
Core Size	16/32-Bit	16/32-Bit
Speed	32MHz	32MHz
Program Memory Size	320KB (320K x 8) FLASH	320KB (320K x 8) FLASH
RAM Size	24K x 8	24K x 8
EEPROM Size	4K x 8	4K x 8
Voltage Supply (Vcc/Vdd)	3V ~ 5.5V	3V ~ 5.5V
Data Converters	A/D 26x10b; D/A 2x8b	A/D 26x10b; D/A 2x8b
Connectivity	CANbus, I2C, IEBus, SIO, UART/USART	CANbus, I2C, IEBus, SIO, UART/USART
Peripherals	DMA, PWM, WDT	DMA, PWM, WDT
Number of I/O	85	87
Package / Case	100-LQFP	100-LQFP
Supplier Device Package	100-LFQFP (14x14)	100-LFQFP (14x14)
Operating Temperature	-20°C ~ 85°C (TA)	-20°C ~ 85°C (TA)
Mounting Type	Surface Mount	Surface Mount
Product Status	Obsolete	Active
RoHS Status	ROHS3 Compliant	Not specified in data
REACH Status	REACH Unaffected	REACH Unaffected
ECCN	3A991A2	3A991A2
HTSUS	8542.31.0001	8542.31.0001

Engineering Selection Recommendations

The M30843FWGP#35 is a direct functional equivalent to the M30843FWGP#U5. Both devices share identical core architecture, memory configuration, operating frequency, and peripheral integration within the M16C™ M32C/80/84 microcontroller family.

The primary distinction is product lifecycle status: the M30843FWGP#U5 is classified as Obsolete, while the M30843FWGP#35 maintains Active status. This status difference provides supply chain continuity and ensures access to current manufacturing batches and technical support from Renesas Electronics Corporation.

Both parts maintain REACH Unaffected compliance and identical export classification (ECCN 3A991A2, HTSUS 8542.31.0001). The M30843FWGP#35 offers a minor increase in available I/O pins (87 versus 85), which does not impact functional compatibility for designs utilizing the standard I/O complement.

Frequently Asked Questions (FAQ)

Q: Are M30843FWGP#U5 and M30843FWGP#35 pin-compatible?

A: Both devices use the 100-LFQFP (14x14) package with identical pinout for core functionality. The M30843FWGP#35 provides two additional I/O pins (87 total versus 85), which are available for expanded I/O applications without affecting existing pin assignments.

Q: What is the significance of the product status difference?

A: The M30843FWGP#U5 is Obsolete, indicating end-of-life status with limited or no new inventory availability. The M30843FWGP#35 is Active, ensuring continued manufacturing, availability, and technical support from Renesas Electronics Corporation.

Q: Can I use M30843FWGP#35 as a direct replacement in existing designs?

A: Yes. The M30843FWGP#35 maintains identical electrical specifications, memory configuration, operating frequency, supply voltage range, and peripheral integration. No design modifications are required for functional substitution.

Q: Are there any compliance or certification differences?

A: Both parts maintain REACH Unaffected status and identical export classification. The M30843FWGP#U5 specifies ROHS3 Compliance; RoHS status for M30843FWGP#35 is not specified in available data.

Q: What is the moisture sensitivity level for these devices?

A: The M30843FWGP#U5 specifies MSL 3 (168 Hours). Moisture sensitivity data for M30843FWGP#35 is not provided in the available specifications.

Q: Are both parts suitable for the same operating temperature range?

A: Yes. Both devices operate across -20°C to 85°C (TA), supporting identical thermal operating conditions.

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