MSP430F5438A-EP
- Low Supply Voltage Range:
3.6 V Down to 1.8 V - Ultralow Power Consumption
- Active Mode (AM): All System Clocks Active
230 µA/MHz at 8 MHz, 3.0 V, Flash Program
Execution (Typical) 110 µA/MHz at 8 MHz,
3.0 V, RAM Program Execution (Typical) - Standby Mode (LPM3):
Real-Time Clock With Crystal, Watchdog,
and Supply Supervisor Operational, Full RAM
Retention, Fast Wake-Up:
1.7 µA at 2.2 V, 2.1 µA at 3.0 V (Typical)
Low-Power Oscillator (VLO), General-Purpose Counter,
Watchdog, and Supply Supervisor
Operational, Full RAM Retention, Fast Wake-Up:
1.2 µA at 3.0 V (Typical) - Off Mode (LPM4):
Full RAM Retention, Supply Supervisor Operational,
Fast Wake-Up: 1.2 µA at 3.0 V (Typical) - Shutdown Mode (LPM4.5):
0.1 µA at 3.0 V (Typical)
- Active Mode (AM): All System Clocks Active
- Wake-Up From Standby Mode in 3.5 µs (Typical)
- 16-Bit RISC Architecture
- Extended Memory
- Up to 25-MHz System Clock
- Flexible Power Management System
- Fully Integrated LDO With Programmable Regulated
Core Supply Voltage - Supply Voltage Supervision, Monitoring, and Brownout
- Fully Integrated LDO With Programmable Regulated
- Unified Clock System
- FLL Control Loop for Frequency Stabilization
- Low-Power/Low-Frequency Internal Clock Source (VLO)
- Low-Frequency Trimmed Internal Reference Source (REFO)
- 32-kHz Crystals
- High-Frequency Crystals up to 32 MHz(1)
- 16-Bit Timer TA0, Timer_A With Five Capture/Compare
Registers - 16-Bit Timer TA1, Timer_A With Three Capture/Compare
Registers - 16-Bit Timer TB0, Timer_B With Seven Capture/Compare
Shadow Registers - Up to Four Universal Serial Communication Interfaces
- USCI_A0, USCI_A1, USCI_A2, and USCI_A3 Each Supporting
- Enhanced UART supporting Auto-Baudrate Detection
- IrDA Encoder and Decoder
- Synchronous SPI
- USCI_B0, USCI_B1, USCI_B2, and USCI_B3 Each Supporting
- I2CTM
- Synchronous SPI
- USCI_A0, USCI_A1, USCI_A2, and USCI_A3 Each Supporting
- 12-Bit Analog-to-Digital (A/D) Converter
- Internal Reference
- Sample-and-Hold
- Autoscan Feature
- 14 External Channels, 2 Internal Channels
- Hardware Multiplier Supporting 32-Bit Operations
- Serial Onboard Programming, No External Programming
Voltage Needed - Three Channel Internal DMA
- Basic Timer With Real-Time Clock Feature
- For Complete Module Descriptions, See the (SLAU208)
- Wide Operational Range: –40°C to 125°C (Q Temp),
–55°C to 125°C (M Temp) (Some Noted Parameters
Specified for –40°C to 85°C Only)
Supports Defense, Aerospace, and Medical Applications
- Controlled Baseline
- One Assembly and Test Site
- One Fabrication Site
- Available in Extended (–55°C to 125°C) Temperature Range
- Extended Product Life Cycle
- Extended Product-Change Notification
- Product Traceability
(1) Use of crystals is not ensured above 85°C for both 32-kHz and high frequency crystals.
All trademarks are the property of their respective owners.
The MSP430F5438A-EP is an ultralow-power microcontroller. The architecture, combined with extensive low-power modes, is optimized to achieve extended battery life in portable measurement applications. The device features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that contribute to maximum code efficiency. The digitally controlled oscillator (DCO) allows wake-up from low-power modes to active mode in 3.5 µs (typical).
The MSP430F5438A-EP is a microcontroller configuration with three 16-bit timers, a high performance 12-bit analog-to-digital (A/D) converter, up to four universal serial communication interfaces (USCI), hardware multiplier, DMA, real-time clock module with alarm capabilities, and up to 87 I/O pins.
Typical applications for this device include analog and digital sensor systems, digital motor control, remote controls, thermostats, digital timers, and hand-held meters.
技術文件
| 重要文件 | 類型 | 標題 | 格式選項 | 下載最新的英文版本 | 日期 | |
|---|---|---|---|---|---|---|
| * | 資料表 | MSP430F5438A-EP Mixed Signal Microcontroller datasheet (Rev. A) | 2014/1/22 | |||
| * | 勘誤表 | MSP430F5438A Microcontroller Errata (Rev. AC) | PDF | HTML | 2021/10/21 | ||
| * | VID | MSP430F5438A-EP VID V6214608 | 2016/6/21 | |||
| 應用說明 | Migration Guide From MSP430 MCUs to MSPM0 MCUs (Rev. B) | PDF | HTML | 2025/6/2 | |||
| 應用說明 | MSP430 System-Level ESD Considerations (Rev. B) | PDF | HTML | 2021/7/14 | |||
| 使用指南 | MSP430 MCUs Development Guide Book (Rev. A) | PDF | HTML | 2021/5/13 | |||
| 應用說明 | MSP430 System ESD Troubleshooting Guide | PDF | HTML | 2019/12/13 | |||
| 白皮書 | Capacitive Touch and MSP Microcontrollers (Rev. A) | 2017/4/27 | ||||
| 應用說明 | General Oversampling of MSP ADCs for Higher Resolution (Rev. A) | PDF | HTML | 2016/4/1 | |||
| 功能安全資訊 | Safety Manual for MSP430G2xx, F5xx, and FR57xx in IEC 60730 Safety Applications (Rev. A) | 2016/1/12 |
設計與開發
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| LQFP (PZ) | 100 | Ultra Librarian |
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