| PartNumber | LPC2146FBD64,557 | LPC2146FBD64,151 |
| Description | ARM Microcontrollers - MCU 256K FL/32K RAM 10BIT ADC/DAC | ARM Microcontrollers - MCU ARM7 256KF/40KR/USB |
| Manufacturer | NXP | NXP |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-64 | LQFP-64 |
| Core | ARM7TDMI-S | ARM7TDMI-S |
| Data Bus Width | 32 bit/16 bit | 32 bit/16 bit |
| Maximum Clock Frequency | 60 MHz | 25 MHz |
| Program Memory Size | 256 kB | 256 kB |
| Data RAM Size | 42 kB | 32 kB |
| ADC Resolution | 10 bit | 10 bit |
| Number of I/Os | 45 I/O | 45 I/O |
| Operating Supply Voltage | 3.3 V | 3.3 V |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C |
| Packaging | Tray | Tray |
| Product | USB MCU | MCU |
| Program Memory Type | Flash | Flash |
| Brand | NXP Semiconductors | NXP Semiconductors |
| Data RAM Type | SRAM | - |
| Interface Type | I2C, SPI, SSP, UART, USB, VIC | I2C, SCI, SPI, SSP, UART, USB |
| Analog Supply Voltage | 3.3 V | - |
| DAC Resolution | 10 bit | - |
| I/O Voltage | 3.3 V | - |
| Number of ADC Channels | 14 Channel | 14 |
| Number of Timers/Counters | 2 x 32 bit | 2 Timer |
| Processor Series | LPC2146 | LPC21 |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 800 | 160 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V |
| Supply Voltage Min | 3 V | 3 V |
| Tradename | LPC | LPC |
| Watchdog Timers | Watchdog Timer | - |
| Part # Aliases | 935280019557 | 935280019151 |
| Unit Weight | 0.012927 oz | 0.012927 oz |
| Series | - | LPC2000 |
| Height | - | 1.4 mm |
| Length | - | 10 mm |
| Width | - | 10 mm |