AM1808BZCEA3

The AM1808BZCEA3 is a Sitara ARM926EJ-S microprocessor IC from Texas Instruments, featuring a single 32-bit ARM926EJ-S core running at 375 MHz. It targets embedded and industrial applications that require integrated connectivity, memory interfaces, and extended temperature operation.

Designed for systems that need on-chip peripherals and flexible I/O, the device delivers a combination of processor performance, real-time subsystem capability, and broad interface support for networking, storage, and display applications.

Key Features

• Processor Core  Single ARM926EJ-S 32-bit RISC core running at 375 MHz with architecture-level support for 16-bit (Thumb) instructions.
• Programmable Real-Time Subsystem (PRUSS)  Series-level PRUSS implementation with two independent PRU cores and embedded real-time debug support for deterministic I/O and offloaded processing.
• On-Chip Memory and Caches  128 KB of on-chip memory with 16 KB instruction and 16 KB data cache available in the series for reduced external memory bandwidth.
• Memory Controllers  External memory support includes LPDDR and DDR2 controllers and interfaces for NOR and NAND devices as shown in the series documentation.
• Storage and USB  Integrated SATA 3 Gb/s support (1 port) and USB connectivity including USB 2.0 OTG with integrated PHY and USB 1.1 host with PHY.
• Networking  Integrated 10/100 Mbps Ethernet MAC (1) with MII/RMII support for embedded networking tasks.
• Display and Multimedia  LCD controller and video-port interface options in the series enable display-driven applications and video capture/processing paths.
• Serial and Peripheral Interfaces  Multiple serial interfaces including I2C, SPI, UARTs, MMC/SD/SDIO, McASP and McBSP for audio and peripheral connectivity.
• Industrial Grade & Temperature  Industrial grade device with specified operating temperature range of −40 °C to 105 °C.
• Package & Mounting  361-ball NFBGA package (13 × 13 mm) in a surface-mount form factor suitable for compact embedded boards.
• Standards & Compliance  RoHS compliant as indicated in the product data.

Typical Applications

• Industrial Control  Use the AM1808BZCEA3 in industrial controllers and automation modules where industrial temperature range, Ethernet connectivity, and real-time I/O are required.
• Embedded Networking  Integrate the device into networked appliances and gateways that need 10/100 Mbps Ethernet and USB/SATA connectivity for data transfer and peripheral interfaces.
• Human-Machine Interfaces (HMI)  Drive LCD displays and local user interfaces using the on-chip LCD controller and available serial interfaces for touch and peripheral control.
• Multimedia and Audio Peripherals  Leverage McASP and McBSP serial ports for embedded audio capture/playback and multichannel audio applications.

Unique Advantages

• Single-chip integration: Combines a 375 MHz ARM926EJ-S core with onboard memory and a wide set of peripherals to reduce BOM and simplify board-level design.
• Real-time offload capability: The programmable real-time unit subsystem (PRUSS) enables deterministic I/O handling and tasks offloaded from the main CPU for responsive system behavior.
• Broad connectivity: On-chip Ethernet, USB 2.0 OTG, USB 1.1 host, and SATA support provide flexible options for networking, peripheral, and storage interfaces.
• Industrial robustness: Specified for −40 °C to 105 °C operation and provided in a surface-mount 361-ball NFBGA package suitable for industrial applications.
• Memory flexibility: Support for LPDDR and DDR2 memory controllers and multiple external memory types allows designers to scale system memory to application needs.
• Vendor pedigree: Manufactured by Texas Instruments, with series documentation and technical resources available for integration and development.

Why Choose AM1808BZCEA3?

The AM1808BZCEA3 positions itself as a compact, industrial-grade Sitara microprocessor that balances a 375 MHz ARM926EJ-S core with extensive on-chip peripherals and real-time capabilities. Its combination of integrated connectivity (Ethernet, USB, SATA), memory interface flexibility, and industrial temperature rating makes it well suited for embedded designs that require reliable field operation and a reduced component count.

This part is appropriate for engineers building networking appliances, industrial controllers, HMI devices, and audio/multimedia peripherals who need a single-chip solution backed by Texas Instruments’ documentation and series-level support.

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