KM1x: Kinetis KM1x-50 MHz, Mainstream Precision Metrology Microcontrollers based on ARM® Cortex®-M0+
Kinetis® KM1x MCUs enable single-chip one-, two-, and three-phase electricity meters, as well as flow meter and other precision measurement applications.
Kinetis® M Series KM1x MCUs Block Diagram
![Kinetis<sup>®</sup> M Series KM1x MCUs Block Diagram](/image/nxp/30707_KM1x_BD.jpg)
Updates and Patches
Ordering Information
Product | Status | Status | Budgetary Price excluding tax(US$) | Operating Frequency (Max) (MHz) | On-chip SRAM (KB) | Total Flash (KByte) | UART | SPI | I2C | DAC | Other analog blocks | Security | Human Machine Interface | Package type |
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MKM14Z128ACHH5 | Active | | 10K @ US$1.86 | 50 | 16 | 128 | 2 | 2 | 1 | 6-bit x 2 | Comparator, PGA, VREF | CRC, RNG | | LGA |
MKM14Z64ACHH5 | Active | | 10K @ US$1.59 | 50 | 16 | 64 | 2 | 2 | 1 | 6-bit x 2 | Comparator, PGA, VREF | CRC, RNG | | LGA |
MKM14Z128CHH5 | Not Recommended for New Design | | 10K @ US$1.86 | 50 | 16 | 128 | 2 | 2 | 1 | 6-bit x 2 | Comparator, PGA, VREF | CRC, RNG | | LGA |
MKM14Z64CHH5 | Not Recommended for New Design | | 10K @ US$1.59 | 50 | 16 | 64 | 2 | 2 | 1 | 6-bit x 2 | Comparator, PGA, VREF | CRC, RNG | | LGA |
Package Information
Package Description | Outline Version | Packing | Product Status | Part Number | Chemical Content | RoHS / Pb FreeChina RoHS Lookup | MSL | PPT (°C) |
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MAPLGA 44 5*5*0.9 P0.65 | 98ASA00239D | MPQ - 490 TRAYPOQ - 2450 BOX | Active | MKM14Z64ACHH5 | MKM14Z64ACHH5.pdf | ![](/image/nxp/RoHS_image_transparent.gif) ![](/image/nxp/Pb_image_transparent.gif) | 3 | 260 |
MPQ - 490 TRAYPOQ - 2450 BOX | Active | MKM14Z128ACHH5 | MKM14Z128ACHH5.pdf | ![](/image/nxp/RoHS_image_transparent.gif) ![](/image/nxp/Pb_image_transparent.gif) | 3 | 260 |
MPQ - 2450 BRICKPOQ - 2450 BOX | Not Recommended for New Design | MKM14Z64CHH5 | MKM14Z64CHH5.pdf | ![](/image/nxp/RoHS_image_transparent.gif) ![](/image/nxp/Pb_image_transparent.gif) | 3 | 260 |
MPQ - 2450 BRICKPOQ - 2450 BOX | Not Recommended for New Design | MKM14Z128CHH5 | MKM14Z128CHH5.pdf | ![](/image/nxp/RoHS_image_transparent.gif) ![](/image/nxp/Pb_image_transparent.gif) | 3 | 260 |