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Name: AT91SAM9G35-CU-999
Brand: Microchip Technology
SKU: AT91SAM9G35-CU-999
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Microchip Technology AT91SAM9G35-CU-999

Part No.:: AT91SAM9G35-CU-999

Manufacturer:: Microchip Technology

Package:: 217-LFBGA

Datasheet:: AT91SAM9G35-CU-999.pdf

Description:: IC MCU 32BIT 64KB ROM 217BGA

In Stock:: 7000

Quantity:: Add To Cart

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AT91SAM9G35-CU-999 Typical application Circuitry

AT91SAM9G35-CU-999

AT91SAM9G35-CU-999 is a high-performance microcontroller based on the ARM926EJ-S core, designed by Microchip (formerly Atmel), and aimed at various embedded applications requiring high data processing and minimal power consumption. This microcontroller is suitable for a wide range of applications, including industrial control systems, smart energy management, medical devices, and connectivity solutions, thanks to its rich set of peripherals and interfaces.

Application Scenarios

The AT91SAM9G35-CU-999 finds its place in several application scenarios, such as:

- Industrial Automation: For controlling machinery, process control, and monitoring.

- Smart Home Devices: In gadgets requiring connectivity and control, like smart thermostats or security systems.

- Medical Equipment: In patient monitoring systems, diagnostic devices, and wearable health technology.

- Automotive: For infotainment systems, diagnostic interfaces, and vehicle monitoring.

Key Features

- CPU: ARM926EJ-S core running up to 400 MHz.

- Memory: Integrated DDR2 memory controller, supporting external memory interfaces.

- Connectivity: Multiple communication interfaces including USB, SPI, UART, I2C, and Ethernet.

- I/O Expansion: General-purpose I/O pins for interfacing with external hardware.

- Low Power Consumption: Features for minimizing power usage in various modes.

Example Application Scenario: Smart Home Device Control

Designing a Circuit for a Smart Light Controller

1. Power Supply Connection: The AT91SAM9G35-CU-999 requires a stable 3.3V power supply. Connect a regulated 3.3V source to the VDDIO and VDDCORE pins for the digital and core power supplies, respectively.

2. Clock Source: Connect a 12MHz crystal oscillator between the XIN and XOUT pins for the system clock. The capacitors connected to this crystal should be chosen based on the crystal's load capacitance requirement.

3. USB Interface for Programming and Communication: Connect a USB mini or micro connector to the USB_DP and USB_DM pins for data lines. This will be used for programming the device and enabling communication with a PC for debugging or data transfer.

4. GPIO for Light Control: Use one of the GPIO pins (e.g., PA0) to control a relay or a MOSFET for turning the light on and off. Ensure to use a proper driver circuit to protect the microcontroller from the high current used by the light.

5. UART for Debugging: Connect a UART to USB converter to one of the UART interfaces (e.g., UART0 TXD and RXD on pins PA9 and PA10) for debugging and logging purposes.

6. External Memory: If additional memory is required for storing application data or code, connect an SD card interface or an external flash memory to the appropriate SPI or parallel interface pins.

7. Programming and Debugging Interface: For programming the AT91SAM9G35-CU-999, connect a JTAG or SAM-BA compatible interface to the TDI, TDO, TCK, TMS, and nTRST pins for JTAG and to the PA31 (ERASE) pin for SAM-BA bootloader access.

Design Considerations:

- EMI/EMC Compliance: Ensure that the PCB layout follows good practices for electromagnetic compatibility, such as separating analog and digital grounds and using proper decoupling capacitors close to the power pins of the microcontroller.

- Thermal Management: Depending on the application's processing load and environmental conditions, additional heat sinking or thermal management techniques may be necessary to maintain the microcontroller within its operational temperature range.

- Firmware Development: The application's firmware should be optimized for low power consumption, utilizing the AT91SAM9G35-CU-999's power-saving modes effectively.

By carefully selecting components and designing the circuit with these points in mind, a robust and efficient smart light controller can be developed using the AT91SAM9G35-CU-999.

AT91SAM9G35-CU-999 information

AT91SAM9G35-CU-999 Specifications

Package/Case:
217-LFBGA
Packaging:
Tape & Reel (TR),Cut Tape (CT),Cut Tape (CT),Digi-Reel®
Series:
SAM9G
ProductStatus:
Active
CoreProcessor:
ARM926EJ-S
NumberofCores/BusWidth:
1 Core, 32-Bit
Speed:
400MHz
Co-Processors/DSP:
-
RAMControllers:
DDR2, SDRAM, SRAM
GraphicsAcceleration:
No
Display&InterfaceControllers:
LCD, Touchscreen
Ethernet:
10/100Mbps
SATA:
-
USB:
USB 2.0 (3)
Voltage-I/O:
1.8V, 3.3V
OperatingTemperature:
-40°C ~ 85°C (TA)
SecurityFeatures:
-

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6. What is the process for return or replacement of AT91SAM9G35-CU-999?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the AT91SAM9G35-CU-999 we delivered, we will accept the replacement or return of the AT91SAM9G35-CU-999 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of AT91SAM9G35-CU-999.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations