MSP430F149IPMRG4 - 8MHz 16-Bit MCU with 60KB Flash | Texas Instruments
MPN: MSP430F149IPMRG4 ✓ Hoạt độngMSP430F149IPMRG4 Tóm tắt
What is a mixed-signal microcontroller? A mixed-signal MCU combines a digital processor with analog and communication peripherals on one integrated device. The MSP430F149 belongs to the MSP430 family of 16-bit RISC microcontrollers and sits within the broader hierarchy of embedded processors, microcontrollers, and semiconductor devices. Its mixed-signal architecture lets embedded products measure analog inputs, process control logic, and communicate with external peripherals without requiring several discrete components.
Key features include an 8 MHz MSP430 CPU, 60 KB Flash plus 256 bytes of additional Flash storage as shown in the distributor data, 2 KB SRAM, 22 I/O ports, a 12-bit ADC, two USARTs, SPI, and a hardware multiplier. According to Texas Instruments, the MSP430F14x devices include two built-in 16-bit timers and 48 I/O pins at the device-family level, while the specific ordering information identifies the MSP430F149IPMRG4 as a 64-LQFP industrial-temperature part.
The 16-bit RISC architecture, constant generators, and hardware multiplier improve code efficiency and arithmetic throughput for control applications. The 12-bit ADC supports embedded measurement systems, while the two USARTs provide serial connectivity for sensors, displays, data acquisition equipment, and industrial peripherals. The device also supports low-power modes for battery-operated and energy-conscious products.
Typical applications include industrial instrumentation, sensor acquisition, motor and process control, embedded data loggers, communications equipment, low-power measurement systems, and compact control platforms. Its combination of local memory, analog conversion, timers, and serial interfaces makes it suitable for designs that need standalone mixed-signal control rather than a larger application processor.
When designing a PCB around the MSP430F149IPMRG4, preserve the exposed-package thermal and electrical requirements, follow the manufacturer's recommended decoupling and layout guidance, and verify signal compatibility for every peripheral connection. Use the datasheet for the complete 64-pin pinout, electrical limits, clock configuration, and programming details.
Bộ thay thế dễ dàng lắp đặt cho MSP430F149IPMRG4 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với MSP430F149IPMRG4 (cùng hình factor và footprint) — khác nhau ở Package, Flash Memory, Supply Voltage Range, Comparator, Hardware Multiplier.
MSP430F149IPMR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MSP430F148IPM
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MSP430F1491IPMR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MSP430F149IPMG4
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MSP430F149IPM
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MSP430F249TPMR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MSP430F149IPMRG4 Tỷ lệ tối đa & tính chất điện
| Product Type | 16-bit ultra-low-power mixed-signal microcontroller |
| CPU Architecture | 16-bit RISC |
| Maximum Clock Speed | 8 MHz |
| Flash Memory | 60 KB |
| Additional Flash Storage | 256 bytes |
| SRAM | 2 KB |
| ADC Resolution | 12-bit |
| USART Count | 2 |
| Serial Interface | SPI |
| Hardware Multiplier | Yes |
| I/O Ports | 22 |
| Device-Family I/O Pins | 48 |
| Timer Count | 2 built-in 16-bit timers |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Hộp | 64-LQFP (10 x 10 mm) |
| Kiểu lắp đặt | Surface mount |
| Khoảng nhiệt độ hoạt động | -40 C to +85 C |
| Low-Power Modes | 5 low-power modes |
Hướng dẫn cấu hình chân MSP430F149IPMRG4 64-lqfp (10 x 10 mm)
Cấu hình chân cho MSP430F149IPMRG4 (64-lqfp (10 x 10 mm) gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho MSP430F149IPMRG4.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
MSP430F149IPMRG4 phù hợp cho 6 Áp dụngs: Industrial Sensor Acquisition, Low-Power Data Logger, Process and Motor Control, Communications Equipment, Portable Measurement Instrument, Battery-Powered Sensor Node.
Industrial Sensor Acquisition
MSP430F149IPMRG4 fits industrial sensor acquisition because its 12-bit ADC can digitize analog measurements while the 8 MHz 16-bit CPU handles filtering, scaling, and control state. The two USARTs allow connection to a local transceiver or service port, and SPI can support a sensor or storage peripheral. In a 64-LQFP, 1.8 V to 3.6 V design, engineers should define input scaling and protection before routing sensor voltages to the ADC pins.
Được đề xuất
Low-Power Data Logger
The ultra-low-power MSP430F149IPMRG4 is appropriate for a periodic data logger that wakes to sample sensors, stores measurements, and returns to a low-power state. Its five low-power modes, 2 KB SRAM, 60 KB Flash, and two USARTs support local buffering and serialized transfer. Firmware must define sleep entry, peripheral shutdown, wake sources, and retention requirements; battery life should be calculated from the actual sampling interval and current measurement rather than a nominal device label.
Được đề xuất
Process and Motor Control
MSP430F149IPMRG4 can serve as the local controller in a process-control or actuator-monitoring platform because it combines two built-in 16-bit timers, a hardware multiplier, 22 I/O ports, and a 12-bit ADC. Timers can establish sampling and output timing, while the ADC can monitor feedback from a sensor. The 8 MHz CPU is suitable for deterministic control loops, but motor-drive isolation, gate-driver timing, surge protection, and thermal margins require separate design verification.
Được đề xuất
Communications Equipment
For a compact communications endpoint, MSP430F149IPMRG4 provides two USARTs plus SPI in a low-power 16-bit architecture. One serial channel can serve a local host while another handles a sensor, radio, or field interface, with SPI available for higher-speed peripheral connections. The 60 KB Flash and 2 KB SRAM support protocol and buffering firmware, but baud-rate tolerance, interrupt latency, line-driver electrical levels, and EMI layout must be verified in the system design.
Được đề xuất
Portable Measurement Instrument
MSP430F149IPMRG4 supports portable measurement equipment that needs analog acquisition, local computation, and low standby consumption. Its 12-bit ADC handles sensor conditioning results, while the 16-bit CPU can calculate compensated readings before transmission through a USART. The 1.8 V to 3.6 V supply range helps integrate with low-voltage sensors and portable power systems, although calibration, reference stability, battery regulation, and analog grounding remain board-level responsibilities.
Được đề xuất
Battery-Powered Sensor Node
The MSP430F149IPMRG4 is suitable for a battery-powered sensor node that periodically reads an analog value and reports it through a serial interface. Its low-power architecture, five power-saving modes, 8 MHz processing capability, and 2 KB SRAM allow computation without a separate processor. Use the low-power modes intentionally, disable unused peripherals, and validate wake-up timing and current draw with the final sensor load; software defaults alone do not guarantee a battery-life target.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MSP430F149IPMRG4 — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | MSP430F149IPMR | MSP430F148IPM | MSP430F1491IPMR | MSP430F249TPMR |
|---|---|---|---|---|---|
| Package | 64-LQFP (10 x 10 mm) | 64-LQFP (10 x 10 mm) | 64-LQFP (10 x 10 mm) | 64-LQFP (10 x 10 mm) | 64-LQFP (10 x 10 mm) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
Bảo phân biệt quan trọng
- Verified 60 KB Flash and 2 KB SRAM configuration (vsMSP430F249TPMR)
- Two USARTs plus SPI in a mixed-signal MCU (vsMSP430F148IPM)
- 8 MHz processing with hardware multiplier (vsMSP430F1491IPMR)
Ghi chú thiết kế
The verified operating range is 1.8 V to 3.6 V. Validate the supply source, startup behavior, decoupling, and voltage tolerance against the current TI datasheet before connecting peripherals. Keep analog and digital return currents controlled, especially when the ADC is active. If the design includes a switching regulator, separate its noise path from the MCU and ADC references, and verify the rail during wake-up transitions.
Use the manufacturer's 64-LQFP land pattern and pin numbering as the PCB authority. Place required decoupling capacitors close to the device power pins and provide short, low-loop-area connections for the ADC, oscillator, reset, and programming interface. Confirm whether the exact package requires an exposed pad and thermal-via treatment; the supplied search results identify the package but do not provide the complete package drawing.
Do not assume that every MSP430 family member is a drop-in replacement. The cross-reference results mention MSP430F149IPMR, MSP430F148IPM, MSP430F1491IPMR, and MSP430F249TPMR, but the supplied data does not verify every pin, memory, timer, ADC, and software-model difference. Compare the exact suffix, package drawing, electrical characteristics, and firmware assumptions before releasing a substitution.
Thông tin tuân thủ
Compliance fields are unknown because the verified web data does not provide authoritative statements for this exact ordering code. The industrial temperature range is identified in the distributor data, but temperature range alone does not establish AEC-Q100 qualification.
