AM1808EZWT3

The AM1808EZWT3 is a 32-bit microprocessor (MPU) designed for embedded applications. It is a member of the Texas Instruments AM18X family of MPUs. The product adopts an ARM926EJ-S core, which integrates 128 KB of instruction cache, 128 KB of data cache, and an integrated floating point unit (FPU). Its package sizes include BGA-144 and TQFP100 packages. The instruction set of the AM1808EZWT3 CPU includes the ARMv5TE instruction set, the Thumb instruction set, the DSP instruction set, and the FPU instruction set.

Application Field

The AM1808EZWT3 has a high performance-to-power ratio, making it suitable for low power applications. Typical applications for the AM1808EZWT3 include:

• Portable or handheld computer.
• Consumer electronics such as media players, digital still cameras and gaming devices.
• Short-range wireless networking nodes.
• Home automation and industrial control applications.
• Point-of-sale terminals and medical diagnostic equipment.

Working Principle

The working principle of the AM1808EZWT3 CPU is based on the ARM Cortex-M3 architecture. The AM18X family of microcontrollers feature a 32-bit ARM926EJ-S core operating at frequencies up to 300 MHz and an integrated Floating Point Unit (FPU) that supports single- and double-precision operations. The device also supports the Thumb-2 instruction set, which provides 32-bit and 16-bit operation modes for improved code density, and a tightly coupled memory (TCM) that allows fast access to code and data.

The AM1808EZWT3 features 128 KB of instruction cache, 128 KB of data cache, and an integrated floating point unit (FPU), which provide a high-performance platform for embedded applications. Additionally, the device includes various on-chip peripherals, including up to four UARTs, three I2C modules, two SPI modules, a universal synchronous asynchronous receiver transmitter (USART), and four timers.

The AM1808EZWT3 also includes several advanced power-management features, including an on-chip voltage regulator (VR) and an advanced power management controller (PMC). The PMC provides an efficient way to manage the power needs of various system components. Additionally, the device includes several device security features to protect the system against unauthorized access or manipulation.

To support a broad range of applications, the AM1808EZWT3 is available in both BGA-144 and TQFP100 packages, allowing designers to optimize system size, form factor, and cost. Furthermore, the device supports several operating systems, including Linux, Android, QNX, and Windows Embedded Compact 7.

Overall, the AM1808EZWT3 is a 32-bit embedded microprocessor designed for low-power, high-performance applications, and is well suited for a variety of embedded applications.