MKE14F512VLL16557 vs MK21DN512AVLK5 Comparison
Detailed side-by-side comparison of MKE14F512VLL16557 by NXP Semiconductors and MK21DN512AVLK5 by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | MKE14F512VLL16557 | MK21DN512AVLK5 |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.91 | $4.80 |
| Core | ARM Cortex-M4F | — |
| Core Architecture | ARM 32-bit | — |
| Maximum CPU Frequency | 168 MHz | — |
| FPU | Single-precision IEEE 754 | — |
| DSP Instructions | Yes | — |
| Program Flash | 512 KB | — |
| SRAM | 64 KB | 64 KB |
| Package | 100-LQFP (14x14 mm) | 80-LQFP (12x12 mm) |
| Supply Voltage | 2.7 V to 5.5 V | 1.8 V / 2.5 V / 3.3 V |
| Operating Temperature | -40 C to +105 C | -40C to +105C (AEC-Q100 grade, per Arrow data) |
| ADC | 12-bit, up to 1 MSPS | — |
| Communication Interfaces | UART x4, SPI x2, I2C x2, CAN 2.0B | — |
| Timers | FlexTimer (FTM), PIT, LPTMR | — |
| GPIOs | [DATA_NEEDED: GPIO count] | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS status] |
| Family | Kinetis KE1xF | — |
| Lead-Free | Yes | — |
| Core Processor | — | ARM Cortex-M4 |
| Core Size | — | 32-Bit |
| Maximum Clock Frequency | — | 50 MHz |
| Flash Memory | — | 512 KB (512K x 8) |
| USB | — | Full-Speed USB 2.0 device/OTG controller |
| Security Features | — | Hardware encryption, anti-tamper detection (DryIce) |
| Peripherals | — | ADC, DAC, PWM, POR, WDT, DMA, CAN, UART, SPI, I2C |
| Number of I/O | — | [DATA_NEEDED: number of GPIO] |
| Qualification | — | Automotive AEC-Q100 (per Arrow product listing) |
| Packaging | — | Tray |
| Product Family | — | Kinetis K21 (K21D sub-family) |