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FT2232H

Dual High Speed USB to Multipurpose UART/FIFO IC

Future Technology 

Document No.: FT_000061

FT2232H DUAL HIGH SPEED USB TO MULTIPURPOSE UART/FIFO IC

Version 2.21

Clearance No.: FTDI#77

2 FT2232H Block Diagram

VCC 3V3 IN

V1.8OUT

1.8 Volt

LDO

Regulator

EECS

EESK

EEDATA

OSCI

OSCO

USBDP

USBDM

RREF

EEPROM

Interface

UTMI PHY

USB Protocol Engine

And FIFO Control

RESET#

TEST

RESET

Generator

120 MHz

Bau1d2R0aMteHz

Generator

Dual Port TX

Buffer

4K Bytes

Dual Port RX

Buffer

4K Bytes

120 MHz

Bau1d2R0aMteHz

Generator

Dual Port TX

Buffer

4K Bytes

Dual Port RX

Buffer

4K Bytes

Figure 2.1 FT2232H Block Diagram

For a description of each function please refer to Section 4.

MPSSE/

Multi-

purpose

UART/FIFO

Controller

ADBUS0

ADBUS1

ADBUS2

ADBUS3

ADBUS4

ADBUS5

ADBUS6

ADBUS7

ACBUS0

ACBUS1

ACBUS2

ACBUS3

ACBUS4

ACBUS5

ACBUS6

ACBUS7

PWREN#

SUSPEND#

MPSSE/

Multi-

purpose

UART/FIFO

Controller

BDBUS0

BDBUS1

BDBUS2

BDBUS3

BDBUS4

BDBUS5

BDBUS6

BDBUS7

BCBUS0

BCBUS1

BCBUS2

BCBUS3

BCBUS4

BCBUS5

BCBUS6

PWRSAV# /

BCBUS7

Copyright © 2012 Future Technology Devices International Limited

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