AT91SAM7S161-AU
- Mfr.Part #
- AT91SAM7S161-AU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 64-LQFP
- Datasheet
- Download
- Description
- IC MCU 16/32BIT 16KB FLSH 64LQFP
- Stock
- 7,844
- In Stock :
- 7,844
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Package :
- Tray
- Core Architecture :
- ARM
- Voltage - Supply (Vcc/Vdd) :
- 1.65V~1.95V
- Base Product Number :
- AT91SAM7S161
- RoHS Status :
- ROHS3 Compliant
- Memory Type :
- Flash
- Mount :
- Surface Mount
- Number of I2C Channels :
- 1
- Supplier Device Package :
- 64-LQFP (10x10)
- Number of Programmable I/O :
- 32
- Series :
- SAM7S
- Height :
- 1.45mm
- EEPROM Size :
- --
- Max Frequency :
- 55MHz
- Max Supply Voltage :
- 3.6V
- Program Memory Type :
- Flash
- RAM Size :
- 4K x 8
- Number of ADC Channels :
- 8
- Speed :
- 55MHz
- Program Memory Size :
- 16KB 16K x 8
- Interface :
- I2C, I2S, SPI, UART, USART, USB
- Core Size :
- 16/32-Bit
- Number of Timers/Counters :
- 3
- Termination :
- SMD/SMT
- Data Bus Width :
- 32b
- Mounting Type :
- Surface Mount
- Memory Size :
- 16kB
- REACH SVHC :
- No SVHC
- Radiation Hardening :
- No
- Operating Temperature :
- -40°C~85°C TA
- Number of Pins :
- 64
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Package / Case :
- 64-LQFP
- Max Operating Temperature :
- 85°C
- Length :
- 10mm
- Published :
- 1997
- Product Status :
- Obsolete
- Watchdog Timer :
- yes
- Number of I/O :
- 32
- Base Part Number :
- AT91SAM7S161
- Core Processor :
- ARM7®
- Data Converter :
- A/D 8x10b
- Data Converters :
- A/D 8x10b
- Min Supply Voltage :
- 1.65V
- Density :
- 128 kb
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Min Operating Temperature :
- -40°C
- Oscillator Type :
- Internal
- Packaging :
- Tray
- Number of SPI Channels :
- 1
- Number of PWM Channels :
- 4
- Frequency :
- 55MHz
- Width :
- 10mm
- Datasheets
- AT91SAM7S161-AU
AT91SAM7S161-AU Documents

Microcontrollers Atmel (Microchip Technology) AT91SAM7S161-AU Overview
The Microcontrollers Atmel (Microchip Technology) AT91SAM7S161-AU is a powerful and versatile microcontroller unit (MCU) designed for demanding embedded applications. This 16/32-bit MCU is built on a high-performance ARM7TDMI® processor core, featuring 16KB of flash memory and a compact 64-LQFP package. Its optimized architecture and low power consumption make it an ideal choice for advanced control systems and intelligent devices requiring efficient data processing and connectivity. Its robust design ensures reliability and performance in a variety of industrial and commercial environments, making it a preferred choice for developers and engineers.
AT91SAM7S161-AU Features
The AT91SAM7S161-AU MCU includes several key features that enhance its functionality and usability in complex applications. It offers a wide range of integrated peripherals such as USB device interfaces, multiple serial communication interfaces (UART, SPI, I2C), and 32 general-purpose I/O lines. These features are complemented by its internal oscillator, real-time timer, and watchdog timer, which contribute to system reliability and reduce the need for additional external components. Additionally, its support for multiple interrupt priorities and advanced power-saving modes facilitates the design of energy-efficient and responsive systems.
AT91SAM7S161-AU Applications
- Industrial Automation: In industrial control systems, the AT91SAM7S161-AU can manage operational sequences, sensor data collection, and actuator control, enhancing process efficiency and reliability.
- Medical Devices: Utilized in portable medical diagnostics and monitoring equipment, it processes inputs from sensors quickly and reliably, ensuring timely and accurate patient care.
- Consumer Electronics: Perfect for smart home devices such as security systems and thermostats, where its connectivity features and low power consumption optimize performance and user experience.
- Automotive: Suitable for automotive applications like body control modules and infotainment systems, providing robust operation under the demanding conditions of automotive environments.
- Communication Systems: Used in communication devices, such as routers and switches, it efficiently handles data packet processing and routing tasks, maintaining system stability and performance.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















