| Part Number | LPC51U68JBD48K | LPC51U68JBD48E |
|---|---|---|
| Manufacturer | NXP USA Inc. | NXP USA Inc. |
| Category | Embedded - Microcontrollers | Embedded - Microcontrollers |
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| Product Status | Active | Discontinued at Digi-Key |
| Core Processor | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ |
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core |
| Speed | 100MHz | 100MHz |
| Connectivity | USART, SPIs, I2C, USB | Flexcomm, I²C, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Number of I/O | 37 | 37 |
| Program Memory Size | 256KB (256K x 8) | 256KB (256K x 8) |
| Program Memory Type | Flash | Flash |
| EEPROM Size | 32K x 8 | - |
| RAM Size | 96K x 8 | 96K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.62V ~ 3.6V | 1.62V ~ 3.6V |
| Data Converters | A/D 12x12b SAR | A/D 12x12b |
| Oscillator Type | Internal | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 48-LQFP | 48-LQFP |
| Supplier Device Package | 48-LQFP (7x7) | 48-LQFP (7x7) |