AM3874 datasheet(5/361 Pages) TI

5 / 361 page

Video Processing

Subsystem

(B)(C)

Video Capture

Display Processing

HD OSD

SD OSD

HD VENC

SD VENC

HDMI Xmt

SD DACs

ICE Crusher

McASP

(6)

McBSP

DDR2/3

32-bit

(2)

GPMC

ELM

EMAC

(R)(G)MII

(2)

MDIO

USB 2.0

Ctlr/PHY

(2)

PCIe 2.0

(One x1

Port)

UART

(6)

SPI

(4)

I 2C

(4)

SATA

3Gbp/s

(1 Drives)

System Control

Serial Interfaces

Program/Data Storage

Connectivity

Peripherals

System Interconnect

GP Timer

(8)

Watchdog

Timer

Real-Time

Clock

PRCM

JTAG

Imaging

Subsystem

Parallel Cam Input

Resizer

MMC/SD/

SDIO

(3)

DCAN

(2)

ARM Subsystem

Cortex TM -A8

CPU

32 KB

I-Cache

32 KB

D-Cache

512 KB L2 Cache

Boot ROM

48 KB

RAM

64 KB

NEON

FPU

Spin Lock

Mailbox

A. SGX530 is only available on the AM3874 device.

B. HDMI is only available on the AM3874 device.

C. Video Ports (Inputs/Outputs) are only available on the AM3874 device.

AM3874, AM3871

www.ti.com

SPRS695C – SEPTEMBER 2011 – REVISED DECEMBER 2013

1.4

Functional Block Diagram

Figure 1-1 shows the functional block diagram of the device.

Figure 1-1. AM387x Sitara ARM Processors Functional Block Diagram

High-Performance System-on-Chip (SoC)

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