| Part Number | RM48L540DZWTT | RM48L550DZWTT | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | Embedded - Microcontrollers | Embedded - Microcontrollers | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Core Processor | ARM® Cortex®-R4F | ARM® Cortex®-R4F | 
| Core Size | 16/32-Bit | 16/32-Bit | 
| Speed | 200MHz | 200MHz | 
| Connectivity | CANbus, EBI/EMI, Ethernet, I²C, LINbus, MibSPI, SCI, SPI, UART/USART | CANbus, EBI/EMI, Ethernet, I²C, LINbus, MibSPI, SCI, SPI, UART/USART, USB | 
| Peripherals | DMA, POR, PWM, WDT | DMA, POR, PWM, WDT | 
| Number of I/O | 120 | 120 | 
| Program Memory Size | 2MB (2M x 8) | 2MB (2M x 8) | 
| Program Memory Type | Flash | Flash | 
| EEPROM Size | 64K x 8 | 64K x 8 | 
| RAM Size | 192K x 8 | 192K x 8 | 
| Voltage - Supply (Vcc/Vdd) | 1.14V ~ 1.32V | 1.14V ~ 1.32V | 
| Data Converters | A/D 24x12b | A/D 24x12b | 
| Oscillator Type | External | External | 
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 337-LFBGA | 337-LFBGA | 
| Supplier Device Package | 337-NFBGA (16x16) | 337-NFBGA (16x16) |