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Microchip 32-bit ARM7TDMI RISC Flash Microcontroller 128kB FLASH, 128kB SRAM, 64-Pin LQFP, 55 MHz AT91SAM7S128D-AU
Specifications
| Country of Origin | Taiwan |
|---|---|
| Brand | Microchip |
| Height | 1.45mm |
| Length | 10mm |
| Model | AT91SAM7S128D-AU |
| Width | 10mm |
| Mount Type | Surface |
| Series | AT91 |
| Maximum Operating Temperature | 85°C |
| Package Type | LQFP |
| Minimum Operating Temperature | -40°C |
| Ram size | 128kB |
| Interface Type | SPI, UART, USART, USB |
| Pin Count | 64 |
| Maximum Supply Voltage | 3.6V |
| Minimum Supply Voltage | 3V |
| Device Core | ARM |
| Program Memory Size | 128kB |
| Maximum Clock Frequency | 55MHz |
| Number of Programmable I/Os | 32 |
| Number of Timers | 3 |
| Instruction Set Architecture | RISC |
| ADCs | 8 x 10 Bit |
| Program Memory Type | FLASH |
Key Features
- Operates at a maximum clock frequency of 55 MHz, ensuring efficient processing.
- Equipped with 128kB embedded FLASH memory and 128kB SRAM for data storage.
- Contains rich peripheral set including USB full-speed device, UART, USART, SPI, TWI (I2C), and PWM timers.
- Features 32 programmable I/Os and three 16-bit timers for versatile control applications.
- Supports 8 channels of 10-bit ADC for analog to digital conversions.
- Operates over a supply voltage range of 1.65V to 3.6V, suitable for low power designs.
- Available in a compact 64-pin LQFP surface mount package with dimensions 10mm x 10mm x 1.45mm.
- Built on ARM7TDMI core with RISC architecture, delivering up to 27 MIPS performance.
Product Description
Microchip AT91SAM7S128D-AU is a high-performance 32-bit ARM7TDMI RISC flash microcontroller designed for embedded applications requiring efficient processing and extensive peripheral integration. Operating at a maximum of 55 MHz, this microcontroller features 128kB of embedded FLASH memory and 128kB of SRAM memory arranged in multiple banks to maximize data throughput through its multi-layer bus matrix.
The device includes comprehensive communication interfaces such as SPI, UART, USART, USB full-speed device with PHY at 12 Mbps, and TWI (I2C), enabling diverse connectivity options in industrial, laboratory, and commercial electronics. It also features PWM timers and three 16-bit timers allowing precise timing and control for various embedded tasks.
Equipped with 32 programmable I/O lines and 8 channels of 10-bit ADC converters, this microcontroller is suitable for signal processing and sensor interfacing tasks. Its operating voltage range of 1.65V to 3.6V and industrial operating temperature range from -40°C to 85°C make it reliable for demanding environments.
Maximum clock frequency of 55 MHz, delivering up to 27 MIPS. 128kB embedded FLASH memory organized in 512 pages of 256 bytes. 128kB embedded SRAM with single-cycle access performance. Peripheral set includes full-speed USB device, SPI, UART, USART, TWI (I2C), PWM timers, and RTC.
Compact 64-pin LQFP surface mount package with dimensions 10mm by 10mm by 1.45mm. Supports embeddedICE in-circuit emulation and debug communication features.
This microcontroller is ideal for applications in industrial automation, embedded systems, consumer electronics, and instrumentation where high integration and performance are essential. Its flash memory allows for in-system programming and extensive development flexibility.
Microchip's AT91SAM7S128D-AU is manufactured in Taiwan, Province Of China, conforming with industrial grade quality standards. Explore the broad range of Microcontrollers at EnvMart to find the perfect fit for your specific hardware and embedded project needs.
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Frequently Asked Questions
The maximum clock frequency of the AT91SAM7S128D-AU microcontroller is 55 MHz.
This model features 128kB of embedded FLASH memory and 128kB of SRAM.
It includes SPI, UART, USART, USB full-speed device, and TWI (I2C) interfaces.
The AT91SAM7S128D-AU has 32 programmable I/O lines.
It operates over a supply voltage range of 1.65V to 3.6V.
The microcontroller comes in a compact 64-pin LQFP package with dimensions of 10mm x 10mm x 1.45mm.
It operates within a temperature range of -40°C to 85°C.
This microcontroller supports 8 channels of 10-bit ADC for analog to digital conversions.
It features three 16-bit timers and PWM timers for various control applications.
The AT91SAM7S128D-AU is manufactured in Taiwan.
It is built on the RISC architecture using the ARM instruction set.
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