TUSB3200A datasheet(2/102 Pages) TI1

2 / 102 page

TUSB3200A

SLES018B – OCTOBER 2001 – REVISED FEBRUARY 2011

www.ti.com

Contents

Introduction

........................................................................................................................ 9

1.1

Features

.................................................................................................................... 10

1.2

Functional Block Diagram

................................................................................................ 11

1.3

Terminal Assignments

− Normal Mode

................................................................................. 12

1.4

Terminal Assignments

− External MCU Mode

......................................................................... 13

1.5

Ordering Information

...................................................................................................... 13

1.6

Terminal Functions

− Normal Mode

..................................................................................... 14

1.7

Terminal Functions

− External MCU Mode

............................................................................ 16

1.8

Device Operation Modes

................................................................................................. 17

1.9

Terminal Assignments for Codec Port Interface Modes

.............................................................. 18

Description

....................................................................................................................... 19

2.1

Architectural Overview

.................................................................................................... 19

2.1.1

Oscillator and PLL

.............................................................................................. 19

2.1.2

Clock Generator and Sequencer Logic

...................................................................... 19

2.1.3

Adaptive Clock Generator (ACG)

............................................................................. 19

2.1.4

USB Transceiver

................................................................................................ 19

2.1.5

USB Serial Interface Engine (SIE)

........................................................................... 19

2.1.6

USB Buffer Manager (UBM)

.................................................................................. 20

2.1.7

USB Frame Timer

.............................................................................................. 20

2.1.8

USB Suspend and Resume Logic

............................................................................ 20

2.1.9

MCU Core

....................................................................................................... 20

2.1.10

MCU Memory

................................................................................................... 20

2.1.11

USB Endpoint Configuration Blocks and Endpoint Buffer Space

........................................ 20

2.1.12

DMA Controller

.................................................................................................. 20

2.1.13

Codec Port Interface

........................................................................................... 21

2.1.14

2C Interface

..................................................................................................... 21

2.1.15

Pulse Width Modulation (PWM) Output

...................................................................... 21

2.1.16

General-Purpose IO Ports (GPIO)

............................................................................ 21

2.1.16.1

External Pullup Macro

............................................................................. 21

2.1.17

Interrupt Logic

................................................................................................... 22

2.1.18

Reset Logic

...................................................................................................... 22

2.2

Device Operation

.......................................................................................................... 22

2.2.1

Clock Generation

............................................................................................... 22

2.2.2

Device Initialization

............................................................................................. 22

2.2.2.1

Boot Load from EEPROM

........................................................................ 22

2.2.2.2

EEPROM Header

.................................................................................. 23

2.2.2.3

Application Code

................................................................................... 23

2.2.2.4

EEPROM Device Type

............................................................................ 23

2.2.3

USB Enumeration

.............................................................................................. 24

2.2.4

USB Reset

....................................................................................................... 24

2.2.5

USB Suspend and Resume Modes

.......................................................................... 24

2.2.5.1

USB Suspend Mode

............................................................................... 25

2.2.5.2

USB Resume Mode

................................................................................ 25

2.2.5.3

USB Remote Wake-Up Mode

.................................................................... 25

2.2.6

Power Supply Sequencing

.................................................................................... 25

Contents

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