Overview
The Texas Instruments MSP430F6736IPNR is a single-phase metering System-on-Chip (SoC) from the MSP430 family of ultra-low-power microcontrollers. This device is designed for various measurement applications, particularly in the field of energy metering. It features a powerful 16-bit RISC CPU, extensive low-power modes, and a range of peripherals that optimize it for extended battery life in portable measurement applications. The MSP430F6736IPNR is available in an 80-pin LQFP package and operates within a supply voltage range of 3.6 V down to 1.8 V.
Key Specifications
| Parameter | Value |
|---|---|
| Package | LQFP (PN) with 80 pins |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage Range | 3.6 V down to 1.8 V |
| Flash Memory | 128 KB |
| RAM | 8 KB |
| System Clock | Up to 25 MHz |
| ADCs | Three 24-bit Sigma-Delta ADCs, one 10-bit ADC |
| Timers | Four 16-bit timers |
| Serial Communication Interfaces | Four enhanced universal serial communication interfaces (eUSCI_A and eUSCI_B) |
| RTC | Password-protected RTC with crystal offset calibration and temperature compensation |
| LCD Driver | Integrated LCD driver with contrast control for up to 320 segments in 8-Mux mode |
| Power Consumption (Active Mode) | 265 µA/MHz at 8 MHz, 3.0 V (typical) |
| Power Consumption (Standby Mode LPM3) | 1.7 µA at 2.2 V, 2.5 µA at 3.0 V (typical) |
| Power Consumption (Off Mode LPM4) | 1.6 µA at 3.0 V (typical) |
Key Features
- Ultra-low power consumption with various low-power modes (LPM3, LPM4, LPM3.5, LPM4.5)
- Wake up from standby mode in 3 µs (typical)
- 16-bit RISC architecture with extended memory and up to 25-MHz system clock
- Fully integrated LDO with programmable regulated core supply voltage
- Supply voltage supervision, monitoring, and brownout detection
- System operation from up to two auxiliary power supplies
- Unified clock system with FLL control loop for frequency stabilization
- Low-power low-frequency internal clock source (VLO) and low-frequency trimmed internal reference source (REFO)
- Three 24-bit sigma-delta ADCs with differential PGA inputs and one 10-bit ADC
- Integrated LCD driver with contrast control for up to 320 segments in 8-Mux mode
- Hardware multiplier supporting 32-bit operations
- Three-channel internal DMA and serial onboard programming without external programming voltage
- Password-protected RTC with crystal offset calibration and temperature compensation
Applications
- 2-Wire single-phase metering
- 3-Wire single-phase metering
- Tamper-resistant meters
Q & A
- What is the operating temperature range of the MSP430F6736IPNR?
The operating temperature range is -40°C to 85°C.
- What is the supply voltage range of the MSP430F6736IPNR?
The supply voltage range is 3.6 V down to 1.8 V.
- How much flash memory and RAM does the MSP430F6736IPNR have?
The device has 128 KB of flash memory and 8 KB of RAM.
- What types of ADCs are included in the MSP430F6736IPNR?
The device includes three 24-bit sigma-delta ADCs and one 10-bit ADC.
- What is the maximum system clock frequency of the MSP430F6736IPNR?
The maximum system clock frequency is up to 25 MHz.
- Does the MSP430F6736IPNR support serial communication interfaces?
Yes, it supports four enhanced universal serial communication interfaces (eUSCI_A and eUSCI_B).
- What is the power consumption in active mode for the MSP430F6736IPNR?
The power consumption in active mode is 265 µA/MHz at 8 MHz, 3.0 V (typical).
- How quickly can the MSP430F6736IPNR wake up from standby mode?
The device can wake up from standby mode in 3 µs (typical).
- Does the MSP430F6736IPNR have an integrated LCD driver?
Yes, it has an integrated LCD driver with contrast control for up to 320 segments in 8-Mux mode.
- Is serial onboard programming supported without an external programming voltage?
Yes, serial onboard programming is supported without an external programming voltage.
