Datasheet

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Device Block Diagram

3−1

SLLS535E − April 2008 TUSB6250

3 Device Block Diagram

24 MHz

USB 2.0

UTMI

USB

Host

USB 2.0 PIE

(See Figure 3−2)

8K Byte

(2K × 32)

Data RAM

4K Byte

(1K × 32)

SPRAM

24K Byte

(6K × 32)

Configurable

RAM for

Code or Data

UBM

(USB Buffer Manager)

8K × 8

Code

RAM

8051

(60 MHz)

8K × 8

ROM

I

2

C

Controller

ATA/ATAPI Interface Controller

Standard IDE Devices

I

2

C

EEPROM

Figure 3−1. TUSB6250 Block Diagram