MK21DX256AVLK5 vs MKE18F512VLL16557 Comparison
Detailed side-by-side comparison of MK21DX256AVLK5 by NXP Semiconductors and MKE18F512VLL16557 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 | MK21DX256AVLK5 | MKE18F512VLL16557 |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $11.00 | $3.10 |
| Core | ARM Cortex-M4 | ARM Cortex-M4F with FPU and DSP |
| Core Size | 32-bit | — |
| Maximum Clock Frequency | 50 MHz | — |
| Flash Memory | 256 KB | 512 KB (512K x 8) |
| SRAM | 64 KB | 64 KB |
| Supply Voltage | 1.8 V / 2.5 V / 3.3 V | — |
| Package | 80-LQFP (12x12 mm), FQFP square, gull-wing terminals | 100-LQFP (14x14 mm) |
| Number of Pins / Terminals | 80 | — |
| Mounting Type | Surface Mount | Surface Mount |
| USB | Full-Speed USB | — |
| Security Features | Hardware encryption and tamper detection (DryIce) | — |
| Series | Kinetis K2x (K2 USB Series, K Family) | — |
| Temperature Grade | Industrial | — |
| Packaging | Tray | — |
| Program Memory Type | FLASH | — |
| RISC Architecture | Yes | — |
| Manufacturer | — | NXP Semiconductors (Freescale legacy) |
| Product Family | — | Kinetis KE1xF |
| Core Count | — | 1 (Single-core) |
| CPU Clock (max) | — | 168 MHz |
| Operating Voltage | — | 2.7 V to 5.5 V |
| Operating Temperature | — | -40C to +105C (industrial) |
| I/O Pins | — | [DATA_NEEDED: number of usable GPIO] |
| ADC | — | 12-bit, 2 instances, up to 16 channels |
| Communication | — | CAN-FD, UART, SPI, I2C, FlexIO |
| Timers/PWM | — | FlexTimer (FTM) modules, PDB |
| RoHS Status | — | Compliant |
| Lead-Free | — | Yes |