16/32-bit ARM7TDMI RISC microcontroller featuring a 55 MHz clock rate and 256KB Flash program memory. This MCU offers 64KB RAM, 62 programmable I/Os, and integrated peripherals including CAN, Ethernet, SPI, TWI, USART, and USB. It operates from 1.8V with a maximum supply voltage of 1.95V and is housed in a 100-pin LQFP package (14x14x1.4mm) for surface mounting. The device includes 8 ADC channels and dual 12-bit DACs, with an operating temperature range of -40°C to 85°C.
PackageLQFP
MountingSurface Mount
Quick Jump:
Chat with Datasheet
Sponsored by
Sign in to ask questions about the Microchip AT91SAM7XC256B-AU datasheet using AI. Get instant answers about specifications, features, and technical details, ideal for finding information in larger documents.
Sign In to ChatWidest selection of semiconductors and electronic components in stock and ready to ship ™
Technical Specifications
Microchip AT91SAM7XC256B-AU technical specifications.
General
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | QFP |
| Package/Case | LQFP |
| Package Description | Low Profile Quad Flat Package |
| Lead Shape | Gull-wing |
| Pin Count | 100 |
| PCB | 100 |
| Package Length (mm) | 14 |
| Package Width (mm) | 14 |
| Package Height (mm) | 1.4 |
| Seated Plane Height (mm) | 1.6(Max) |
| Pin Pitch (mm) | 0.5 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Jedec | MS-026BED |
| Family Name | 91S |
| Data Bus Width | 16|32bit |
| Instruction Set Architecture | RISC |
| Maximum Clock Rate | 55MHz |
| Maximum CPU Frequency | 55MHz |
| Device Core | ARM7TDMI |
| Program Memory Type | Flash |
| Program Memory Size | 256KB |
| RAM Size | 64KB |
| Number of Programmable I/Os | 62 |
| Core Architecture | ARM |
| Programmability | Yes |
| Number of Timers | 3 |
| Interface Type | CAN/Ethernet/SPI/TWI/USART/USB |
| CAN | 1 |
| I2C | 0 |
| SPI | 2 |
| Ethernet | 1 |
| UART | 0 |
| USART | 2 |
| USB | 1 |
| I2S | 0 |
| Max Operating Supply Voltage | 1.95V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| ADC Channels | 8 |
| Number of ADCs | Single |
| DAC Channels | 2 |
| DAC Resolution | 12bit |
| Number of DACs | Single |
Compliance
| Cage Code | 60991 |
| EU RoHS | Yes |
| HTS Code | 8542310001 |
| Schedule B | 8542310000 |
| ECCN | 5A992.c |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
Datasheet
Microchip AT91SAM7XC256B-AU Datasheet
Download the complete datasheet for Microchip AT91SAM7XC256B-AU to view detailed technical specifications.
The embedded preview will load automatically when this section scrolls into view.