This document describes SAMSUNG's S3C2440X 16/32-bit RISC microprocessor, which is designed for hand-held devices and general applications, providing a low-power and high-performance microcontroller solution.
The Samsung S3C2440X is a 16/32‑bit ARM920T‑core RISC microprocessor designed for hand‑held and embedded applications. It integrates instruction and data caches, an MMU, LCD controller, NAND flash boot loader, multiple UARTs, DMA channels, timers, ADC, USB host/device, SD/MMC interfaces and more, all in a 289‑FBGA package.
The document provides a detailed product overview, feature list, block diagram, pin assignments, mechanical dimensions and electrical specifications such as operating voltage ranges, maximum clock frequency and peripheral capabilities.
| CPU core | ARM920T 16/32‑bit RISC |
|---|---|
| Maximum operating frequency | 400 MHz |
| Core voltage | 1.2 V |
| Memory voltage options | 1.8 V / 2.5 V / 3.3 V |
| Instruction cache size | 16 KB |
| Data cache size | 16 KB |
| UART channels | 3‑channel UART |
| DMA channels | 4‑channel DMA |
| ADC channels | 8‑channel 10‑bit ADC |
| Package type | 289‑FBGA |
The processor can run up to 400 MHz.
The core operates at 1.2 V.
The device includes three UART channels.
It is packaged in a 289‑FBGA (1414) package.