MSP430F2419TZQW Equivalent & Substitute Parts

Part Overview

The MSP430F2419TZQW is a 16-bit microcontroller from Texas Instruments' MSP430F2xx series, featuring 120KB FLASH memory, 4KB RAM, and integrated connectivity interfaces including I2C, SPI, UART/USART, IrDA, and LINbus. The device operates at 16MHz with a supply voltage range of 1.8V to 3.6V and includes integrated analog-to-digital conversion (8x12-bit). This part is classified as obsolete, making identification of compatible substitute components essential for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Core Processor	MSP430 CPU16
Core Size	16-Bit
Speed	16MHz
Program Memory Size	120KB (120K x 8 + 256B)
Program Memory Type	FLASH
RAM Size	4K x 8
Voltage Supply (Vcc/Vdd)	1.8V ~ 3.6V
Number of I/O	64
Data Converters	A/D 8x12b
Connectivity	I2C, IrDA, LINbus, SCI, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT
Operating Temperature	-40°C ~ 105°C (TA)
Package / Case	113-VFBGA
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
MSL Rating	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution of the MSP430F2419TZQW is determined by strict equivalence across the following critical parameters:

Core processor architecture (MSP430 CPU16)
Core size (16-Bit)
Operating frequency (16MHz)
Program memory capacity and type (120KB FLASH)
RAM capacity (4K x 8)
Supply voltage range (1.8V ~ 3.6V)
I/O count (64 pins)
Connectivity interfaces (I2C, IrDA, LINbus, SCI, SPI, UART/USART)
Peripheral feature set (Brown-out Detect/Reset, DMA, POR, PWM, WDT)
Operating temperature range (-40°C ~ 105°C)
Package footprint compatibility (113-VFBGA)
Compliance certifications (ROHS3, REACH Unaffected, EAR99)

The MSP430F2619TZCAR qualifies as a direct substitute based on matching all core electrical and functional parameters while maintaining identical package footprint and compliance status.

Parameter Comparison

Parameter	MSP430F2419TZQW	MSP430F2619TZCAR	Match
Manufacturer	Texas Instruments	Texas Instruments	Yes
Series	MSP430F2xx	MSP430F2xx	Yes
Core Processor	MSP430 CPU16	MSP430 CPU16	Yes
Core Size	16-Bit	16-Bit	Yes
Speed	16MHz	16MHz	Yes
Program Memory Size	120KB (120K x 8 + 256B)	120KB (120K x 8 + 256B)	Yes
Program Memory Type	FLASH	FLASH	Yes
RAM Size	4K x 8	4K x 8	Yes
Voltage Supply (Vcc/Vdd)	1.8V ~ 3.6V	1.8V ~ 3.6V	Yes
Number of I/O	64	64	Yes
Data Converters	A/D 8x12b	A/D 8x12b, D/A 2x12b	Compatible
Connectivity	I2C, IrDA, LINbus, SCI, SPI, UART/USART	I2C, IrDA, LINbus, SCI, SPI, UART/USART	Yes
Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT	Brown-out Detect/Reset, DMA, POR, PWM, WDT	Yes
Operating Temperature	-40°C ~ 105°C (TA)	-40°C ~ 105°C (TA)	Yes
Package / Case	113-VFBGA	113-VFBGA	Yes
Mounting Type	Surface Mount	Surface Mount	Yes
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Yes
MSL Rating	3 (168 Hours)	3 (168 Hours)	Yes
REACH Status	REACH Unaffected	REACH Unaffected	Yes
ECCN	EAR99	EAR99	Yes
Product Status	Obsolete	Active	Upgrade

Engineering Selection Recommendations

The MSP430F2619TZCAR is a direct functional equivalent to the MSP430F2419TZQW with the following considerations:

Product Status: The MSP430F2619TZCAR carries Active product status, whereas the MSP430F2419TZQW is classified as Obsolete. Selection of the active part ensures long-term availability and manufacturing support.

Compliance & Certifications: Both parts maintain identical compliance profiles: ROHS3 Compliant, REACH Unaffected, and EAR99 classification. No regulatory or environmental restrictions differ between the two devices.

Enhanced Functionality: The MSP430F2619TZCAR includes integrated D/A conversion (2x12-bit) in addition to the A/D conversion present in the MSP430F2419TZQW. This represents a functional superset with no reduction in capability.

Packaging & Thermal: Both devices utilize identical 113-VFBGA surface-mount packaging with matching MSL ratings and operating temperature ranges, ensuring drop-in compatibility at the board level.

Frequently Asked Questions (FAQ)

Q: Can the MSP430F2619TZCAR directly replace the MSP430F2419TZQW in existing designs?

A: Yes. Both devices share identical core processor architecture, memory configuration, I/O count, supply voltage range, operating temperature range, and package footprint. The MSP430F2619TZCAR is electrically and mechanically compatible for direct substitution.

Q: What is the difference between the two part numbers?

A: The primary difference is product status: MSP430F2419TZQW is obsolete, while MSP430F2619TZCAR is active. The MSP430F2619TZCAR additionally includes integrated D/A conversion (2x12-bit), which is not present in the MSP430F2419TZQW. This represents an enhancement with no functional loss.

Q: Are there packaging differences between these parts?

A: No. Both parts use the 113-VFBGA package with identical footprint dimensions (7x7mm), MSL rating (3, 168 Hours), and surface-mount mounting type. PCB layout and assembly processes remain unchanged.

Q: What compliance certifications apply to the substitute part?

A: The MSP430F2619TZCAR maintains ROHS3 compliance, REACH Unaffected status, and EAR99 export classification, identical to the original part. No additional compliance documentation or design modifications are required.

Q: Is firmware or software modification required when switching to the substitute part?

A: No firmware changes are required for core functionality. The identical processor core, memory architecture, and peripheral feature set ensure binary compatibility. The additional D/A converter on the MSP430F2619TZCAR is optional and does not affect existing code execution.

Q: What is the availability status of the substitute part?

A: The MSP430F2619TZCAR is classified as Active product status with current inventory availability. The obsolete MSP430F2419TZQW has limited remaining stock and no future manufacturing planned.

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