Overview
The Texas Instruments AM4377BZDNA100 is a high-performance Sitara processor based on the ARM Cortex-A9 core. This processor is designed to provide a robust and flexible platform for a wide range of applications, including industrial automation, medical devices, and consumer electronics. It features a 32-bit RISC microprocessor with a processing speed of up to 1 GHz, along with integrated 3D graphics acceleration and various peripheral interfaces. The AM4377 is part of the AM437x family, which is known for its comprehensive set of features and high-performance capabilities.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor Core | ARM Cortex-A9, 32-bit RISC |
| Processing Speed | Up to 1 GHz |
| Cache Memory | 32KB L1 Instruction and Data Cache, 256KB L2 Cache (configurable as L3 RAM) |
| On-Chip Memory | 256KB of On-Chip Boot ROM, 64KB of On-Chip RAM, up to 512KB of Total Internal RAM |
| External Memory Interfaces | LPDDR2, DDR3, DDR3L; 32-bit data bus; up to 2GB of total addressable space |
| Graphics Acceleration | PowerVR SGX 3D graphics acceleration |
| Peripheral Interfaces | Up to two USB 2.0 high-speed dual-role ports, two industrial Gigabit Ethernet MACs, two CAN ports, six UARTs, five McSPIs, three I2C ports, one QSPI, and one HDQ or 1-Wire |
| Security Features | Crypto hardware accelerators (AES, SHA, RNG, DES, 3DES); Secure Boot (available only on AM437xHS devices) |
| ADCs | Two 12-bit SAR ADCs; ADC0 can be configured as a 4-, 5-, or 8-wire resistive touch screen controller |
| Package | 491-pin NFBGA (17-mm × 17-mm) |
Key Features
- Programmable Real-Time Unit Subsystem and Industrial Communication Subsystem (PRU-ICSS): Supports protocols like EtherCAT, PROFIBUS, PROFINET, and EtherNet/IP.
- 3D Graphics Acceleration: PowerVR SGX 3D graphics for rich graphical user interfaces.
- Security: Crypto hardware accelerators and Secure Boot (available on AM437xHS devices).
- Peripheral Interfaces: Multiple USB, Ethernet, CAN, UART, SPI, and I2C interfaces.
- ADC and Touch Screen Controller: Two 12-bit SAR ADCs with one configurable as a touch screen controller.
- Real-Time Clock (RTC): Independent power-on-reset and programmable alarm for wake-up events.
- Enhanced PWM and Capture Modules: Up to six enhanced high-resolution PWM (eHRPWM) modules and up to three enhanced capture (eCAP) modules.
- Debug and Emulation: JTAG, cJTAG, and real-time trace pins with a 64-KB embedded trace buffer.
Applications
- Industrial Automation: Control systems, robotics, and industrial communication protocols.
- Medical Devices: Diagnostic equipment, medical imaging, and patient monitoring systems.
- Consumer Electronics: Smart home devices, set-top boxes, and gaming consoles.
- Automotive Systems: Infotainment systems, driver assistance systems, and vehicle control units.
- Embedded Systems: General-purpose computing, IoT devices, and edge computing applications.
Q & A
- What is the processing speed of the AM4377 processor?
The AM4377 processor has a processing speed of up to 1 GHz.
- What type of graphics acceleration does the AM4377 provide?
The AM4377 features PowerVR SGX 3D graphics acceleration.
- What are the key security features of the AM4377?
The AM4377 includes crypto hardware accelerators and Secure Boot (available on AM437xHS devices).
- What types of peripheral interfaces does the AM4377 support?
The AM4377 supports multiple USB, Ethernet, CAN, UART, SPI, and I2C interfaces.
- How many ADCs does the AM4377 have and what are their capabilities?
The AM4377 has two 12-bit SAR ADCs, with one configurable as a 4-, 5-, or 8-wire resistive touch screen controller.
- What is the purpose of the PRU-ICSS in the AM4377?
The PRU-ICSS supports industrial communication protocols like EtherCAT, PROFIBUS, PROFINET, and EtherNet/IP.
- What is the package type and size of the AM4377?
The AM4377 comes in a 491-pin NFBGA package with dimensions of 17-mm × 17-mm.
- Does the AM4377 support real-time clock functionality?
Yes, the AM4377 includes a real-time clock with independent power-on-reset and programmable alarm for wake-up events.
- What debug and emulation features are available on the AM4377?
The AM4377 supports JTAG, cJTAG, and real-time trace pins with a 64-KB embedded trace buffer.
- In what types of applications is the AM4377 commonly used?
The AM4377 is commonly used in industrial automation, medical devices, consumer electronics, automotive systems, and embedded systems.
