Overview
The Texas Instruments MSP430F5342IRGZT is a member of the MSP430F534x family of ultra-low-power microcontrollers. This device is designed to provide high performance and low power consumption, making it ideal for a variety of applications, particularly those requiring extended battery life. The MSP430F5342IRGZT features a 16-bit RISC CPU, extensive low-power modes, and a range of peripherals tailored for different use cases.
The microcontroller operates within a low supply-voltage range of 3.6 V down to 1.8 V and boasts ultra-low power consumption, with active mode currents as low as 290 µA/MHz at 8 MHz and 3 V. It also includes advanced power-management features, such as a fully integrated LDO and supply voltage supervision.
Key Specifications
| Specification | Value |
|---|---|
| Supply Voltage Range | 3.6 V down to 1.8 V |
| Active Mode Supply Current | 290 µA/MHz at 8 MHz, 3 V (Typical) |
| Standby Mode (LPM3) Supply Current | 1.9 µA at 2.2 V, 2.1 µA at 3 V (Typical) |
| Off Mode (LPM4) Supply Current | 1.1 µA at 3 V (Typical) |
| Shutdown Mode (LPM4.5) Supply Current | 0.18 µA at 3 V (Typical) |
| System Clock Frequency | Up to 25 MHz |
| Flash Memory | Up to 128 KB |
| RAM | Up to 10 KB |
| Number of I/O Pins | 38 |
| ADC Resolution | 12-bit |
| ADC Channels | 9 channels (7 external, 2 internal) |
| Package Type | VQFN (48-pin) |
Key Features
- 16-bit RISC architecture with extended memory
- Ultra-low power consumption with various low-power modes (LPM3, LPM4, LPM4.5)
- Fully integrated LDO with programmable regulated core supply voltage
- Supply voltage supervision, monitoring, and brownout detection
- Unified clock system with FLL control loop, low-power low-frequency internal clock source (VLO), and low-frequency trimmed internal reference source (REFO)
- Four 16-bit timers (TA0, TA1, TA2, TB0) with capture/compare registers
- Two Universal Serial Communication Interfaces (USCIs) supporting UART, IrDA, SPI, and I2C
- 12-bit Analog-to-Digital Converter (ADC) with internal reference, sample-and-hold, and autoscan feature
- Comparator and hardware multiplier supporting 32-bit operations
- Serial Onboard Programming without external programming voltage
- 3-channel internal DMA and basic timer with RTC feature
Applications
- Analog sensor systems
- Digital sensor systems
- Data loggers
- General-purpose applications
Q & A
- What is the supply voltage range of the MSP430F5342IRGZT?
The supply voltage range is 3.6 V down to 1.8 V.
- What is the typical active mode supply current at 8 MHz and 3 V?
The typical active mode supply current is 290 µA/MHz.
- How many I/O pins does the MSP430F5342IRGZT have?
The device has 38 I/O pins.
- What is the resolution of the ADC on the MSP430F5342IRGZT?
The ADC resolution is 12-bit.
- What types of communication interfaces are supported by the USCIs?
The USCIs support UART, IrDA, SPI, and I2C.
- Does the MSP430F5342IRGZT support onboard programming?
Yes, it supports serial onboard programming without an external programming voltage.
- What is the maximum system clock frequency of the MSP430F5342IRGZT?
The maximum system clock frequency is up to 25 MHz.
- How many channels does the ADC have?
The ADC has 9 channels (7 external, 2 internal).
- What is the package type of the MSP430F5342IRGZT?
The package type is VQFN (48-pin).
- What are some typical applications for the MSP430F5342IRGZT?
Typical applications include analog sensor systems, digital sensor systems, data loggers, and general-purpose applications.
