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| Parameters | |
|---|---|
| Manufacturer | Freescale Semiconductor - NXP |
| Series | Kinetis K21 |
| Package | Bulk |
| Product Status | Obsolete |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit |
| Speed | 50MHz |
| Connectivity | I²C, SPI, UART/USART, USB |
| Peripherals | DMA, I²S, LVD, POR, PWM, WDT |
| Number of I/O | 64 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 4K x 8 |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 16b SAR; D/A 1x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 121-LFBGA |
| Supplier Device Package | 121-MAPBGA (8x8) |
| Base Product Number | MK21DX128 |
| RoHS Status | RoHS non-compliant |
| REACH Status | Vendor Undefined |
| ECCN | 3A991 |
| HTSUS | 8542.31.0001 |
| Other Names | 2156-MK21DX128VMC5-375 |
| Standard Package | 1 |
ARM® Cortex®-M4 Kinetis K21 Microcontroller IC 32-Bit 50MHz 128KB (128K x 8) FLASH 121-MAPBGA (8x8)
