Overview
The Texas Instruments MSP430F67771IPEUR is a highly integrated System-on-Chip (SoC) designed for polyphase metering applications. This device is part of the MSP430F677x1 family, which offers advanced features for revenue meters, including high accuracy and low system cost with minimal external components. The MSP430F67771IPEUR features the low-power MSP430 CPU with a 32-bit multiplier, enabling efficient energy calculations, tariff rate management, and communication with Automated Meter Reading (AMR) and Advanced Metering Infrastructure (AMI) modules.
Key Specifications
| Specification | Value |
|---|---|
| Package Type | LQFP (PEU) with 128 pins |
| Flash Memory | 256 KB |
| RAM | 32 KB |
| ADCs | 7 Sigma-Delta ADCs |
| LCD Controller | Support for up to 320 segments |
| Real-Time Clock | Yes |
| CPU | Low-power MSP430 CPU with 32-bit multiplier |
| Accuracy | Better than 0.1% using 24-bit sigma-delta converter technology |
Key Features
- Highly integrated SoC for polyphase metering applications
- Low-power MSP430 CPU with a 32-bit multiplier for efficient energy calculations
- 7 Sigma-Delta ADCs providing high accuracy (better than 0.1%)
- LCD controller supporting up to 320 segments
- Real-time clock for precise timekeeping
- Support for AMR and AMI modules
- Low system cost with few external components required
Applications
The MSP430F67771IPEUR is primarily designed for revenue meters in various utility sectors, including electricity, gas, and water. It is suitable for:
- Polyphase metering systems
- Smart metering applications
- Automated Meter Reading (AMR) and Advanced Metering Infrastructure (AMI) systems
- Tariff rate management and energy calculation
Q & A
- What is the primary application of the MSP430F67771IPEUR?
The primary application is for polyphase metering in revenue meters. - How many Sigma-Delta ADCs does the MSP430F67771IPEUR feature?
It features 7 Sigma-Delta ADCs. - What is the accuracy of the ADCs in the MSP430F67771IPEUR?
The accuracy is better than 0.1% using 24-bit sigma-delta converter technology. - How much flash and RAM memory does the MSP430F67771IPEUR have?
It has 256 KB of flash memory and 32 KB of RAM. - Does the MSP430F67771IPEUR support LCD displays?
Yes, it supports up to 320 segments. - Is the MSP430F67771IPEUR suitable for smart metering applications?
Yes, it is suitable for smart metering and AMR/AMI systems. - What type of package does the MSP430F67771IPEUR come in?
It comes in an LQFP (PEU) package with 128 pins. - Does the MSP430F67771IPEUR have a real-time clock?
Yes, it includes a real-time clock. - What CPU does the MSP430F67771IPEUR use?
It uses a low-power MSP430 CPU with a 32-bit multiplier. - How does the MSP430F67771IPEUR contribute to low system cost?
It minimizes the need for external components, thus reducing system cost.
