KM series low-power MCUs are part of the EdgeVerse™ edge computing platform and are designed to support single-chip designs for one-, two- and three-phase electricity meters, flow meters and other precision measurement applications.
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| CPU | Memory |
Development Hardware |
HMI | Comms | Security | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Products |
Arm Cortex-M0+ |
Flash / SRAM |
Packages | Tower Module | SLCD |
UART (ISO7816/ LPUART) |
I2C
|
SPI
|
RNG
|
CRC
|
mmCAU
|
| KM1x Baseline | 50 MHz |
64 – 128 KB / 16 KB |
44LGA | TWR-KM34Z50M(V3) | N/A |
2 (2 / -) |
1 | 2 | N/A | ||
| KM3x Segment LCD | 50–75 MHz |
64 – 512 KB / 16 – 64 KB |
64LQFP, 100LQFP, 144LQFP |
TWR-KM34Z50M(V3) TWR-KM34Z75M TWR-KM35Z75M |
Up to 56 X 8 |
4-5 (2 / 0-1) |
2 | Up to 3 | Optional | ||
RNG: Random Number Generator
CRC: Cyclic Redundancy Check
mmCAU: Symmetric Crypto Accelerator
The electrification market is evolving rapidly. At NXP, our goal is to provide an entire electrified ecosystem that is efficient, safe and secure.
See the infographicThe KM series MCUs are based on the 32-bit Arm Cortex-M+ core and provide a low-cost, highly integrated solution for one, two and three-phase electricity meters that require powerful 32-bit processing capability, precision analog, security and HMI functionality.
View the fact sheet