AT91SAM7S256-AU-999
RISC Microcontroller, 32-Bit, FLASH, ARM7 CPU, 55MHz, CMOS, PQFP64Manufacturer: Microchip Technology
Categories: Microcontrollers
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The Microchip Technology AT91SAM7S256-AU-999 is a 32-bit RISC microcontroller featuring an ARM7TDMI core operating at up to 55MHz. This device offers 256KB of on-chip FLASH program memory and 64KB of SRAM. Connectivity options include multiple USARTs, SPI, SSC, and TWI interfaces, facilitating robust communication protocols. It also incorporates an 8-channel, 10-bit Analog-to-Digital Converter (ADC) and multiple timers, including PWM capabilities. The AT91SAM7S256 series is designed for applications in industrial automation, consumer electronics, and telecommunications. This component is housed in a 64-lead LQFP package with a 0.5mm terminal pitch and operates within an industrial temperature range of -40°C to +85°C, powered by a 1.8V supply. Boundary scan support is included for enhanced testability.
Additional Information
Series: AT91SAM7S256RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Format | Fixed Point |
| Length | 10.0000 |
| Speed | 55.00000000 |
| Width | 10.0000 |
| Technology | CMOS |
| Connectivity | SPI, SSC, TWI, USART(2) |
| Peripherals | BOD, DMA(11), POR, TIMER(5), WDT |
| A_D_Converters | 8-Ch 10-Bit |
| ADC_Channels | Yes |
| Address_Bus_Width | 0 |
| Bit_Size | 32 |
| Boundary_Scan | Yes |
| Clock_Frequency_Max | 20.0000000000000000 |
| CPU_Family | ARM7 |
| DAC_Channels | No |
| Data_EEPROM_Size | 0 |
| Data_RAM_Size | 65536 |
| DMA_Channels | Yes |
| External_Data_Bus_Width | 0 |
| Integrated_Cache | No |
| JESD_30_Code | S-PQFP-G64 |
| Low_Power_Mode | Yes |
| Number_of_DMA_Channels | 11 |
| Number_of_External_Interrupts | 2 |
| Number_of_I_O_Lines | 32 |
| Number_of_Serial_I_Os | 3 |
| Number_of_Terminals | 64 |
| Number_of_Timers | 3 |
| On_Chip_Data_RAM_Width | 8 |
| Operating_Temperature_Max | 85.0000 |
| Operating_Temperature_Min | -40.0000 |
| Package_Body_Material | PLASTIC/EPOXY |
| Package_Code | LFQFP |
| Package_Equivalence_Code | QFP64,.47SQ,20 |
| Package_Shape | Square |
| Package_Style | FLATPACK, LOW PROFILE, FINE PITCH |
| Program_Memory_Size | 262144 |
| Program_Memory_Type | FLASH |
| Program_Memory_Width | 8 |
| PWM_Channels | Yes |
| Seated_Height_Max | 1.6000 |
| Supply_Voltage_Max | 1.9500 |
| Supply_Voltage_Min | 1.8000 |
| Supply_Voltage_Nom | 1.8000 |
| Surface_Mount | Yes |
| Terminal_Form | Gull Wing |
| Terminal_Pitch | 0.500 |
| Terminal_Position | QUAD |
| uPs_uCs_Peripheral_ICs_Type | MICROCONTROLLER, RISC |
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