MSP430L092SPW - 4MHz 16-Bit MCU | Texas Instruments
料号： MSP430L092SPW ✓ 量产中MSP430L092SPW 概述
A mixed-signal microcontroller is an integrated circuit that places programmable digital control with analog measurement or output functions on one device. In the MSP430 product hierarchy, the MSP430L092 belongs to the family of ultra-low-power 16-bit RISC microcontrollers within the broader embedded-control and semiconductor categories. Its combination of digital processing and analog peripherals reduces the component count in compact control systems while keeping software development within the MSP430 ecosystem.
The principal operating characteristics include a 4 MHz clock, 2 KB of ROM, 2 KB of SRAM, and 8-bit ADC and DAC resolution. The ADC and DAC support direct acquisition and generation of analog quantities, while the comparator can monitor a voltage against a programmable threshold. A dedicated timer supports periodic timing, elapsed-time measurement, and event-generation tasks, making the MCU suitable for deterministic embedded-control sequences.
The MSP430L092 uses 16-bit registers and a reduced-instruction-set architecture designed for efficient control operations. Its small 14-pin TSSOP package is appropriate for space-constrained instruments, sensor nodes, and compact control boards. Because the device combines digital processing with an ADC, DAC, comparator, and timer, peripheral sharing can reduce external circuitry and simplify firmware scheduling when the application does not require simultaneous high-rate conversion.
Typical applications include low-power sensor acquisition, compact industrial control modules, battery-operated instruments, programmable signal-generation products, and threshold-based monitoring systems. The 8-bit ADC suits slower measurements where higher-resolution conversion is unnecessary, while the DAC supports controllable analog outputs. The timer provides a deterministic time base for sampling, control-loop updates, or periodic actuator commands.
Designers should verify the complete electrical limits and pin assignments in the MSP430L092 manufacturer datasheet before layout or firmware release. Decoupling, analog grounding, and regulator selection should follow the device recommendations. Firmware should also account for the 2 KB ROM and 2 KB SRAM limits by controlling library size and avoiding unbounded buffer allocation.
This product page consolidates verified manufacturer and distributor information, organizes the mixed-signal feature set, identifies application fit, and clearly documents pricing and pinout data that were not supplied by the retrieved sources.
直接替换替代料： MSP430L092SPW ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
该产品暂无直接替换替代料。
请求替代料MSP430L092SPW 最大额定值与电气特性
| Product Type | 16-bit mixed-signal microcontroller |
| CPU Maximum Frequency | 4 MHz |
| Architecture | MSP430 16-bit RISC |
| Program Memory | 2 KB ROM |
| Data Memory | 2 KB SRAM |
| ADC Resolution | 8 bit |
| ADC Type | Successive-approximation ADC |
| DAC Resolution | 8 bit |
| Comparator | 1 comparator |
| Timer | 1 timer |
| 封装 | 14-pin TSSOP (PW) |
| 安装类型 | Surface mount |
MSP430L092SPW 14-pin tssop (pw) 引脚配置指南
MSP430L092SPW（14-pin tssop (pw) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： MSP430L092SPW.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MSP430L092SPW 适用于 6 应用s: Battery-Powered Sensor Acquisition, Programmable Analog Signal Generator, Industrial Threshold Monitoring, Compact Instrumentation Control, Low-Power Control Module, Educational Mixed-Signal Controller.
Battery-Powered Sensor Acquisition
The MSP430L092SPW fits battery-powered sensing nodes because it combines a 4 MHz, 16-bit MSP430 RISC core with an 8-bit ADC, comparator, timer, and 2 KB SRAM in a 14-pin TSSOP. The ADC can acquire slowly changing sensor signals, while the comparator can implement a separate threshold event and the timer can schedule periodic measurements. This integration reduces the need for external conversion and timing components in a compact board. The 2 KB ROM and 2 KB SRAM also encourage compact firmware and carefully bounded data buffers. Final runtime estimates still require verified operating and sleep-current data, regulator losses, and the duty cycle used by the selected sensor.
推荐
Programmable Analog Signal Generator
The MSP430L092SPW is suitable for compact programmable signal-generation products because its 8-bit DAC can produce controlled analog output while the 4 MHz 16-bit CPU performs sequencing and calculations. A timer can establish a repeatable update interval, allowing firmware to generate stepped waveforms, adjustable control voltages, or slow function profiles. The 14-pin TSSOP preserves board area for portable or panel-mounted equipment. The 8-bit DAC provides 256 output levels, so the application should avoid requiring high-fidelity waveform fidelity. Output amplitude and bandwidth depend on the verified DAC specifications, analog filter design, and external output conditioning.
推荐
Industrial Threshold Monitoring
The MSP430L092SPW fits compact industrial monitoring modules that monitor an analog condition and react when it crosses a programmed threshold. The internal comparator can perform the threshold function, while the ADC provides a separate 8-bit measurement channel and the 16-bit RISC core supports decision logic, event counting, and communications handling. The 4 MHz operating clock provides capacity for moderate control tasks without requiring a larger package. The 2 KB SRAM and 2 KB ROM constrain data logging and feature complexity, making short histories or externally stored records preferable. Industrial suitability also depends on verified temperature limits and compliance for the finished equipment.
推荐
Compact Instrumentation Control
The MSP430L092SPW can serve as the control processor in compact instrumentation where a readable analog value, a commanded analog output, and periodic timing are required in one package. The ADC supports front-panel or sensor measurements, the DAC supports excitation or reference generation, and the timer provides repeatable update timing. Its 16-bit registers and 4 MHz clock are useful for control calculations, while the 14-pin TSSOP helps minimize PCB footprint. Instrumentation designers should limit stored calibration data in the 2 KB SRAM, use external nonvolatile memory if history is needed, and confirm converter accuracy and analog-channel specifications in the manufacturer documentation.
推荐
Low-Power Control Module
The MSP430L092SPW is appropriate for low-power embedded-control modules that must combine digital logic with limited analog functionality without allocating space for separate converter and timer chips. Its 2 KB ROM and 2 KB SRAM support focused control firmware, the 4 MHz core handles deterministic logic, and the integrated ADC, DAC, comparator, and timer support common peripheral tasks. The 14-pin package can simplify enclosure and board-space constraints. Real battery-life claims should not be based on architecture alone; engineers must confirm standby current, active current, leakage, regulator efficiency, and wake-up behavior from the current datasheet and the complete system load profile.
推荐
Educational Mixed-Signal Controller
The MSP430L092SPW provides a focused platform for teaching embedded control, ADC acquisition, DAC generation, comparator use, and timer-based scheduling. Its 16-bit RISC architecture and 4 MHz clock make register behavior and instruction flow accessible, while the 2 KB ROM and 2 KB SRAM force students to write disciplined, compact programs. The 14-pin TSSOP is also practical for a small custom board rather than a large development module. Lab exercises should clearly separate the 8-bit ADC and DAC channels and demonstrate how timer-driven sampling influences overall system behavior. Production-oriented designs still require review of pin multiplexing, programming, clock, and supply requirements.
推荐
推荐产品汇总
工程参考数据： MSP430L092SPW ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 |
|---|---|
| Package | 14-pin TSSOP (PW) |
| Brand | Texas Instruments |
| CPU Maximum Frequency | 4 MHz |
| Architecture | 16-bit MSP430 RISC |
| Program Memory | 2 KB ROM |
| Data Memory | 2 KB SRAM |
| ADC Resolution | 8 bit |
| DAC Resolution | 8 bit |
| Integrated Analog Peripherals | 8-bit ADC, 8-bit DAC, and comparator |
关键差异点
- Integrated mixed-signal resources （对比 No verified drop-in alternative was supplied)
- Compact control footprint （对比 No verified drop-in alternative was supplied)
- Deterministic timing resource （对比 No verified drop-in alternative was supplied)
设计说明
Place the required input and output bypass capacitors adjacent to their respective supply pins and return them to a low-impedance ground plane. For analog measurements, route ADC and comparator inputs away from switching-node traces and high-current return paths. The verified 14-pin TSSOP package offers limited routing space, so confirm pin multiplexing and analog-pin selection in the manufacturer documentation before fixing the layout.
Design the supply rail for the verified operating-voltage range of the MSP430L092 rather than extrapolating from another MSP430 family member. Include startup margin for the analog peripherals and regulator transient response. If the MCU controls a battery system, calculate average current from processor active time, analog-converter use, timer activity, and sleep intervals; then add regulator quiescent current and external-load losses to estimate total battery demand.
Treat the 2 KB ROM and 2 KB SRAM as hard design constraints. Avoid pull-in or dynamic-memory patterns in firmware, bound all buffers, and remove unused library code before release. If a project begins to require retained measurements, larger lookup tables, complex communications, or high-resolution conversion, move beyond this device rather than depending on undocumented memory behavior or assuming that unused pins provide additional peripheral channels.
Keep sensitive analog traces short and reproduce a quiet return path for the ADC, DAC, and comparator. Digital signals and high-current outputs should not share narrow return paths with analog inputs. The 8-bit converters may require source impedance and sampling-capacitor settling time, so follow the manufacturer's recommended source resistance and acquisition timing. Validate the complete board with an oscilloscope before treating the analog subsystem as usable precision.
合规信息
The supplied manufacturer and distributor results do not state material-compliance or qualification status. These fields must be confirmed from the current Texas Instruments product documentation and declarations.
