LPC1549JBD48QL vs STM32F103R8T6 Comparison
Detailed side-by-side comparison of LPC1549JBD48QL by NXP Semiconductors and STM32F103R8T6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
NXP Semiconductors
LPC1549JBD48QL - 72MHz Cortex-M3 MCU 256KB Flash | NXP Semiconductors
LPC1549JBD48QL ✓ ActiveSTMicroelectronics
STM32F103R8T6 - 72MHz Cortex-M3, 64KB Flash MCU | STMicroelectronics
STM32F103R8T6 ✓ ActiveSpecification Comparison
| Parameter | LPC1549JBD48QL | STM32F103R8T6 |
|---|---|---|
| Brand | NXP Semiconductors | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.25 | $2.90 |
| Core Architecture | ARM Cortex-M3 | — |
| Core Bit Width | 32-bit | — |
| Maximum CPU Frequency | 72 MHz | — |
| Flash Memory | 256 KB (256K x 8) | 64 KB (64K x 8) |
| SRAM | 36 KB | 20 KB |
| Package | 48-LQFP (7x7 mm) | LQFP-64, 7 x 7 mm, 0.5 mm pitch |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Voltage Range | 2.4 V to 3.6 V | — |
| Operating Temperature Range | -40C to +105C | — |
| ADC | 2x 12-bit, 12-channel, 2 Msps | 2 x 12-bit, 1 us conversion time, 16 channels |
| ADC Resolution | 12-bit | — |
| ADC Sampling Rate | 2 Msps | — |
| Motor Control Peripherals | QEI, SCTimer/PWM, dual-motor support | — |
| Communication Interfaces | USB 2.0 FS, CAN 2.0B, I2C, USART, SPI | — |
| MSL Level | 2 (1 year) | — |
| RoHS Status | Compliant | Compliant |
| Lead Free | Yes | — |
| Core Processor | — | ARM Cortex-M3 32-bit |
| Core Frequency | — | 72 MHz |
| Supply Voltage | — | 2.0 V to 3.6 V |
| GPIO Count | — | 51 I/O |
| Timers | — | 3 x general-purpose 16-bit + 1 advanced PWM timer |
| USB | — | USB 2.0 full-speed device |
| CAN | — | 2.0B active |
| SPI | — | 2 x SPI |
| I2C | — | 2 x I2C |
| USART | — | 3 x USART |
| DMA Channels | — | 7 |
| Interrupts | — | 43 maskable interrupt channels via NVIC |
| Operating Temperature | — | -40C to +85C |