نظرة عامة على المنتج
The MSP430F425IPMR from Texas Instruments is an ultra-low-power 16-bit RISC microcontroller with three 16-bit sigma-delta ADCs, 128-segment LCD driver, 16KB Flash, and 512B RAM in a 64-pin LQFP package. Running at 8MHz with 125ns instruction cycle, it targets precision measurement and metering applications.
المواصفات الرئيسية
| الأساسيات | MSP430 16-bit RISC @ 8 MHz |
| Flash Memory | 16 KB + 256B |
| RAM | 512 B |
| ADC | 3x 16-bit Sigma-Delta |
| LCD Driver | 128 segments (4-mux max) |
| Timer | 1x Timer_A3 (3 capture/compare) |
| التواصل | 1x USART (UART/SPI) |
| Comparator | 1x on-chip |
| جهد الإمداد | 1.8V to 3.6V |
| Active Current | 400 uA @ 1MHz, 3V |
| التيار الاحتياطي | 1.6 uA |
| Off-Mode Current | 0.1 uA (RAM retention) |
| I/O Pins | 14 |
| درجة حرارة التشغيل | -40 to +85 C |
| الحزمة | LQFP-64 (10 x 10 mm) |
الميزات
- 16-bit RISC architecture with 125ns instruction cycle
- 3x independent 16-bit sigma-delta ADCs
- 128-segment LCD driver (static, 2/3/4-mux)
- 16KB Flash + 512B RAM
- Ultra-low power: 400uA active, 1.6uA standby, 0.1uA off
- 5 power-saving modes
- FLL+ clock module for stable frequency
- SVS brownout detector with programmable threshold
- Bootstrap loader (BSL) for in-system programming
- 14 I/O pins with interrupt capability
التطبيقات
- Single-phase electricity meters
- Gas and water meters
- Portable measurement instruments
- Sensor systems with LCD display