Overview
The MSP430F6733AIPNR is a single-phase metering System-on-Chip (SoC) developed by Texas Instruments. This microcontroller is part of the MSP430F673xA family and is designed for low-power, high-performance applications, particularly in the field of energy metering. It features a 16-bit RISC CPU, extensive low-power modes, and a range of peripherals that make it suitable for various measurement and control tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Package | LQFP (80 pins) |
| Flash Memory | 64 KB |
| RAM | 4 KB |
| Supply Voltage Range | 3.6 V down to 1.8 V |
| System Clock Frequency | Up to 25 MHz |
| ADCs | Three 24-bit Sigma-Delta ADCs, one 10-bit ADC |
| Timers | Four 16-bit timers with capture/compare registers |
| Communication Interfaces | Enhanced Universal Serial Communication Interfaces (eUSCIs): UART, IrDA, SPI, I2C |
| Power Consumption | Active Mode: 265 µA/MHz at 8 MHz, 3.0 V; Standby Mode: 1.7 µA at 2.2 V |
| LCD Driver | Integrated LCD driver with contrast control for up to 320 segments in 8-mux mode |
| Real-Time Clock | Password-protected RTC with crystal offset calibration and temperature compensation |
Key Features
- Ultra-low power consumption with multiple low-power modes (LPM3, LPM4, LPM3.5, LPM4.5)
- 16-bit RISC CPU with 16-bit registers and constant generators for maximum code efficiency
- Flexible power-management system with fully integrated LDO and supply voltage supervision
- Unified clock system with FLL control loop and low-power low-frequency internal clock sources
- Three 24-bit Sigma-Delta ADCs and one 10-bit ADC with internal reference and sample-and-hold feature
- Integrated LCD driver with contrast control for up to 320 segments in 8-mux mode
- Hardware multiplier supporting 32-bit operations and three-channel internal DMA
- Serial onboard programming without external programming voltage
- Auxiliary supply system and separate voltage supply for backup subsystem
Applications
The MSP430F6733AIPNR is primarily designed for single-phase electronic watt-hour meter applications. It is also suitable for other measurement and control tasks in various fields such as:
- Energy metering and monitoring
- Industrial automation and control
- Portable measurement devices
- Smart home and building automation
Q & A
- What is the primary application of the MSP430F6733AIPNR?
The primary application is single-phase electronic watt-hour metering.
- What is the supply voltage range of the MSP430F6733AIPNR?
The supply voltage range is from 3.6 V down to 1.8 V.
- How many ADCs does the MSP430F6733AIPNR have?
It has three 24-bit Sigma-Delta ADCs and one 10-bit ADC.
- What is the maximum system clock frequency of the MSP430F6733AIPNR?
The maximum system clock frequency is up to 25 MHz.
- Does the MSP430F6733AIPNR support low-power modes?
Yes, it supports multiple low-power modes including LPM3, LPM4, LPM3.5, and LPM4.5.
- What communication interfaces are available on the MSP430F6733AIPNR?
It features enhanced Universal Serial Communication Interfaces (eUSCIs) including UART, IrDA, SPI, and I2C.
- Does the MSP430F6733AIPNR have an integrated LCD driver?
Yes, it has an integrated LCD driver with contrast control for up to 320 segments in 8-mux mode.
- How much flash and RAM memory does the MSP430F6733AIPNR have?
It has 64 KB of flash memory and 4 KB of RAM.
- Is the MSP430F6733AIPNR suitable for portable measurement applications?
Yes, it is optimized for extended battery life in portable measurement applications.
- Does the MSP430F6733AIPNR support serial onboard programming?
Yes, it supports serial onboard programming without the need for an external programming voltage.
