Texas Instruments MSP430F67791IPZ Microcontrollers
IC MCU 16BIT 512KB FLASH 100LQFP
Same model may have multiple batches, images only for reference.
Ordering Code Difference
MSP430F67791IPZ vs MSP430F5335IPZ: What Is the Difference?
MSP430F5335IPZR is a Texas Instruments 16-bit ultra-low-power MSP430F5xx microcontroller featuring 256KB Flash, 18KB RAM, up to 20MHz operation, integrated 12-bit ADC, RTC, timers, serial interfaces, and a 100-pin LQFP package. Supplied in tape-and-reel packaging, it is suitable for industrial control, metering, portable instruments, sensor systems, and low-power embedded applications.
| Part Number | Main Difference | Replacement Note | Request Quote |
|---|---|---|---|
This PartMSP430F67791IPZ | Base reference | Package / Case: 100-LQFP | Mounting Type: Surface Mount | Supply Voltage: 1.8V ~ 3.6V | RAM Size: 32K x 8 | Operating Temperature: -40°C ~ 85°C (TA) | |
MSP430F5335IPZ | Same device and package as MSP430F5335IPZR, but supplied in tray packaging instead of tape and reel. | Electrically and mechanically equivalent to MSP430F5335IPZR. Can be used as a replacement if tray packaging is acceptable. |
MSP430F5335IPZR is the tape-and-reel version of MSP430F5335IPZ. When sourcing this part, please confirm the required packaging format before purchase. MSP430F5335IPZR is recommended for automated SMT production, while MSP430F5335IPZ may be acceptable for small-batch builds, samples, or tray-based assembly. Always verify date code, RoHS status, original manufacturer packaging, and stock availability before ordering.
Technical Specifications
Texas Instruments MSP430F67791IPZ Microcontrollers technical specifications.
General
Alternate Parts Comparison (MSP430F67791IPZ vs MSP430F5335IPZR vs MSP430F5335IPZ vs MSP430F425AIPM)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Connectivity | I²C, IrDA, LINbus, SPI, UART/USART | I²C, IrDA, LINbus, SCI, SPI, UART/USART | I²C, IrDA, LINbus, SCI, SPI, UART/USART | SPI, UART/USART |
| Core Processor | MSP430 CPUXV2 | MSP430 CPUXV2 | MSP430 CPUXV2 | MSP430 CPU16 |
| Core Size | 16-Bit | 16-Bit | 16-Bit | 16-Bit |
| Data Converters | A/D 8x10b | A/D 16x12b | A/D 16x12b | A/D 3x16b |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Number of I/O | 62 | 74 | 74 | 14 |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Oscillator Type | Internal | Internal | Internal | Internal |
| Package / Case | 100-LQFP | 100-LQFP | 100-LQFP | 64-LQFP |
| Peripherals | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT, 7x24b Sigma Delta Converter | Brown-out Detect/Reset, DMA, POR, PWM, WDT | Brown-out Detect/Reset, DMA, POR, PWM, WDT | Brown-out Detect/Reset, LCD, POR, PWM, WDT |
| Program Memory Size | 512KB (512K x 8) | 256KB (256K x 8) | 256KB (256K x 8) | 16KB (16K x 8 + 256B) |
| Program Memory Type | Flash | Flash | Flash | Flash |
| RAM Size | 32K x 8 | 18K x 8 | 18K x 8 | 512 x 8 |
| Speed | 25MHz | 20MHz | 20MHz | 8MHz |
| Supplier Device Package | -- | -- | -- | -- |
| Supply Voltage | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.8V ~ 3.6V |
| Action |
MSP430F5335IPZR and MSP430F5335IPZ are the closest related options in this comparison. Both are based on the same MSP430F5335 microcontroller and use the same 100-pin LQFP package, with equivalent electrical and mechanical characteristics. The main difference is the packing method: MSP430F5335IPZR is supplied in tape-and-reel packaging for automated SMT assembly, while MSP430F5335IPZ is typically supplied in tray packaging. For most designs, they can be considered direct alternatives if the required packaging format is acceptable.
MSP430F67791IPZ and MSP430F425AIPM belong to different MSP430 product groups and should not be treated as drop-in replacements for MSP430F5335IPZR. MSP430F67791IPZ is more focused on metering applications and includes a different peripheral set, while MSP430F425AIPM is an older 64-pin MSP430 device with a different package, memory size, and pin configuration. Before using either as an alternative, the schematic, PCB layout, firmware, peripheral requirements, and pin compatibility should be carefully reviewed.
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