Features, Arm9 subsystem, Arm 926ej-s cpu – Texas Instruments MICROPROCESSOR TI SITARA User Manual

Page 21

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Features

AM1707/1705 microprocessors

ARM9

Subsystem

The boxes with yellow border are features

found in AM1707 and not in AM1705

Features

CPU Cores

ARM926EJ-S™ (MPU) up to 450 MHz

Memory

ARM

926EJ-S

CPU

LCD

PRU

128KB

ARM:

16KB – L1 Program Cache

16KB – L1 Data Cache

On-chip 128KB RAM

SDRAM

Peripherals (1.8/ 3.3V IOs)

1024x1024

LCD

CPU

Switched Central Resource (SCR) / EDMA

LCD

Controller

PRU

128KB

RAM

Peripherals (1.8/ 3.3V IOs)

10/100 Ethernet MAC

EMIFA – Supports Async/NAND Flash (8/16-bit)

EMIFB – Supports 133 MHz SDRAM (16/32-bit)

USB 2.0 OTG

USB 1.1 H/D (AM1707 only)

Peripherals

Connectivity

WD

(1)

Timer

System

HRPWM

(3)

USB2.0

HS

USB

1.1

eCAP/

PWM

(3)

eQEP

(2)

EMAC

HPI

High Speed

Buttons and

Knobs

Power (1.0-1.2V Core, 1.8/3.3V IOs)

Total Power < 270mW @ 300MHz, 1.2V, 70C

Standby Power < 62mW @ 1.2V/ 25C

Package

Program/Data Storage

I

2

C

(2)

Serial Interfaces

Timer

(2)

(3)

HS

UART

(3)

SPI

(2)

MMC/SD

(1)

1.1

McASP

(3)

EMIFB

SDRAM

32-bit

(BGA ONLY)

EMIFA

NAND/

SDRAM

16-bit

(3)

(2)

EMAC

HPI

Internet

Package

17x17mm BGA (1.0mm) (AM1707 only)

26x26mm QFP (1.0mm), 176 Pins (AM1705 only)

Extended Temperature Grade Options

Commercial (0C to 90C)

Industrial (-40 to 90C)

Extended (-40C to 105C)

(2)

(3)

(1)

(3)

32-bit

(BGA ONLY)

16-bit

Bluetooth

Connectivity

Extended (-40C to 105C)

Automotive (-40C to 125C) (AM1707 only)

Pin to pin compatible processors:

AM1707/AM1705/OMAP-L137

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