AM1705DPTPD4 datasheet(7/165 Pages) TI1

7 / 165 page

AM1705

www.ti.com

SPRS657E – FEBRUARY 2010 – REVISED JUNE 2014

Device Overview

3.1

Device Characteristics

Table 3-1 provides an overview of the device. The table shows significant features of the device, including

the capacity of on-chip RAM, peripherals, and the package type with pin count.

Table 3-1. Characteristics of the Device

HARDWARE FEATURES

AM1705

EMIFB

16-bit, up to 128 MB SDRAM

EMIFA

Asynchronous (8-bit bus width) RAM, Flash, NOR, NAND

Flash Card Interface

MMC and SD cards supported

EDMA3

32 independent channels, 8 QDMA channels, 2 Transfer controllers

2 64-Bit General Purpose (configurable as 2 separate 32-bit timers, 1 configurable as

Timers

Watch Dog)

UART

3 (one with RTS and CTS flow control)

SPI

2 (Each with one hardware chip select)

I2C

2 (both Master/Slave)

Multichannel Audio

2(each with transmit/receive, FIFO buffer, 16/12/4 serializers)

Serial Port [McASP]

10/100 Ethernet MAC

with Management Data

1 (RMII Interface)

Peripherals

I/O

eHRPWM

6 Single Edge, 6 Dual Edge Symmetric, or 3 Dual Edge Asymmetric Outputs

Not all peripherals pins

are available at the

eCAP

3 32-bit capture inputs or 3 32-bit auxiliary PWM outputs

same time (for more

eQEP

2 32-bit QEP channels with 4 inputs/channel

detail, see the Device

Configurations section). USB 2.0 (USB0)

Full-Speed/Low-Speed OTG Controller with on-chip OTG PHY

General-Purpose

8 banks of 16-bit

Input/Output Port

PRU Subsystem

2 Programmable PRU Cores

(PRUSS)

Size (Bytes)

168KB RAM, 64KB ROM

ARM

16KB I-Cache

16KB D-Cache

On-Chip Memory

8KB RAM (Vector Table)

Organization

64KB ROM

ADDITIONAL MEMORY

128KB RAM

0x8B7D F02F (Silicon Revision 1.1)

JTAG BSDL_ID

DEVIDR0 register

0x9B7D F02F (Silicon Revisions 3.0, 2.1, and 2.0)

CPU Frequency

MHz

ARM926 375 MHz (1.2V) or 456 MHz (1.3V)

1.2 V nominal for 375 MHz version

Core (V)

1.3 V nominal for 456 MHz version

Voltage

I/O (V)

3.3 V

Package

24 mm x 24 mm, 176-Pin, 0.5 mm pitch, TQFP (PTP)

Product Preview (PP),

Advance Information

375 MHz Versions - PD

Product Status(1)

(AI),

456 MHz Version - PD

or Production Data

(PD)

(1)

PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not necessarily include testing of all parameters..

Device Overview

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