Overview
The MKM34Z128ACLL5R is a 32-bit microcontroller from NXP USA Inc., part of the Kinetis KM3x family. This MCU is designed for precision measurement applications, including single-chip one-, two-, and three-phase electricity meters, as well as flow meters. It features an ARM Cortex-M0+ core, making it suitable for a variety of industrial and consumer applications that require high precision and low power consumption.
Key Specifications
| Specification | Description |
|---|---|
| Core | ARM Cortex-M0+ |
| Operating Frequency | Up to 50 MHz |
| Flash Memory | 128 KB |
| RAM | 16 KB single access RAM |
| Voltage Range | 1.71 V to 3.6 V (without AFE), 2.7 V to 3.6 V (with AFE) |
| Temperature Range | -40°C to 85°C |
| Package | 100-LQFP |
| Number of I/O | 68 |
| Analog Modules | 16-bit SAR ADC, 24-bit Sigma Delta ADCs, Programmable Gain Amplifier (PGA), Two analog comparators |
| Communication Interfaces | SPI with FIFO, SPI without FIFO, Two I2C modules, Two UART modules |
Key Features
- ARM Cortex-M0+ Core: Delivers up to 0.95 Dhrystone MIPS per MHz.
- Low-Power Modes: Multiple low-power modes for power optimization.
- Memory Protection Unit: With multi-master protection.
- DMA Controller: 4-channel DMA supporting up to 64 request sources.
- Analog Front End (AFE): Includes 24-bit Sigma Delta ADCs and Programmable Gain Amplifier (PGA).
- Segment LCD Controller: Supports up to 36 frontplanes and 8 backplanes or 40 frontplanes and 4 backplanes.
- Communication Interfaces: SPI, I2C, UART with ISO7816 support and IrDA operation.
- Security and Integrity Modules: Hardware programmable CRC module, hardware random-number generator, and 128-bit unique ID number per chip.
Applications
- Precision Measurement: Single-chip one-, two-, and three-phase electricity meters, flow meters.
- Industrial Automation: Control and monitoring systems requiring high precision and low power consumption.
- Consumer Electronics: Devices that need accurate measurement and control, such as smart home appliances.
- Metering and Monitoring Systems: For water, gas, and other utility meters.
Q & A
- What is the core type of the MKM34Z128ACLL5R microcontroller?
The core type is ARM Cortex-M0+.
- What is the maximum operating frequency of the MKM34Z128ACLL5R?
The maximum operating frequency is up to 50 MHz.
- How much flash memory does the MKM34Z128ACLL5R have?
The MKM34Z128ACLL5R has 128 KB of flash memory.
- What is the voltage range for the MKM34Z128ACLL5R when the Analog Front End (AFE) is not used?
The voltage range is 1.71 V to 3.6 V.
- What types of communication interfaces does the MKM34Z128ACLL5R support?
The MKM34Z128ACLL5R supports SPI, I2C, and UART interfaces.
- Does the MKM34Z128ACLL5R have any security features?
Yes, it includes a hardware programmable CRC module, a hardware random-number generator, and a 128-bit unique ID number per chip.
- What is the package type of the MKM34Z128ACLL5R?
The package type is 100-LQFP.
- How many I/O pins does the MKM34Z128ACLL5R have?
The MKM34Z128ACLL5R has 68 I/O pins.
- What are some typical applications of the MKM34Z128ACLL5R?
Typical applications include precision measurement devices such as electricity meters, flow meters, and other industrial automation and consumer electronics.
- Does the MKM34Z128ACLL5R support low-power modes?
Yes, it supports multiple low-power modes for power optimization.
