MK21FX512AVLQ12557 vs MK22FX512AVLK12 Comparison
Detailed side-by-side comparison of MK21FX512AVLQ12557 by NXP Semiconductors and MK22FX512AVLK12 by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
NXP Semiconductors
MK21FX512AVLQ12557 - Kinetis K21 512KB Flash 120MHz Cortex-M4 | NXP
MK21FX512AVLQ12557 ✓ ActiveNXP Semiconductors
MK22FX512AVLK12 - Kinetis K22 120MHz Cortex-M4F MCU | NXP
MK22FX512AVLK12 ✓ ActiveSpecification Comparison
| Parameter | MK21FX512AVLQ12557 | MK22FX512AVLK12 |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.45 | $8.85 |
| Core Architecture | ARM Cortex-M4 with FPU | ARM Cortex-M4F (32-bit) |
| Core Bit Width | 32-bit | — |
| Maximum CPU Frequency | 120 MHz | 120 MHz |
| Program Flash Size | 512 KB (512K x 8) | — |
| SRAM Size | 128 KB | — |
| Supply Voltage Range | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| Operating Temperature Range | -40 C to +105 C | — |
| Package | 144-LQFP (20 mm x 20 mm) | 80-pin LQFP (12x12 mm, 0.5 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| Hardware Cryptography | AES, DES, 3DES, SHA, MD5, RNG (MMCAU) | — |
| Tamper Detection | Yes (integrated) | — |
| ADC | 16-bit SAR ADC | 16-bit SAR ADC (multi-channel) |
| DAC | 12-bit DAC | — |
| USB | USB 2.0 Full-Speed with on-chip transceiver | — |
| CAN | Yes (CAN 2.0B) | — |
| RoHS Status | Compliant | Compliant |
| FPU / DSP | — | Hardware single-precision FPU + DSP instructions |
| Program Flash | — | 512 KB |
| FlexMemory (FlexNVM + FlexRAM) | — | 128 KB |
| On-chip SRAM | — | 128 KB |
| Operating Temperature | — | -40C to +105C |
| USB Controller | — | USB 2.0 Full-Speed OTG with on-chip transceiver |
| Timers / PWM Channels | — | FlexTimer, PWM, RTC |
| MSL Level | — | [DATA_NEEDED: MSL rating from datasheet] |
| Lead-Free / Halogen-Free | — | [DATA_NEEDED: explicit halogen-free claim] |