FT4232H datasheet(4/45 Pages) FTDI

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Document No.: FT_000060

FT4232H QUAD HIGH SPEED USB TO MULTIPURPOSE UART/MPSSE IC

Datasheet Version 2.2

Clearance No.: FTDI#78

2 FT4232H Block Diagram

120 MHz

Dual Port TX

Buffer

2K Bytes

Dual Port RX

Buffer

2K Bytes

Baud Rate

Generator

Multi-

purpose

UART/bit-

bang

Controller

ADBUS0

ADBUS1

ADBUS2

ADBUS3

ADBUS4

ADBUS5

ADBUS6

ADBUS7

120 MHz

Dual Port TX

Buffer

2K Bytes

Dual Port RX

Buffer

2K Bytes

Baud Rate

Generator

Multi-

purpose

UART/bit-

bang

Controller

BDBUS0

BDBUS1

BDBUS2

BDBUS3

BDBUS4

BDBUS5

BDBUS6

BDBUS7

120 MHz

Dual Port TX

Buffer

2K Bytes

Dual Port RX

Buffer

2K Bytes

Baud Rate

Generator

Multi-

purpose

UART/bit-

bang

Controller

CDBUS0

CDBUS1

CDBUS2

CDBUS3

CDBUS4

CDBUS5

CDBUS6

CDBUS7

120 MHz

Dual Port TX

Buffer

2K Bytes

Dual Port RX

Buffer

2K Bytes

Baud Rate

Generator

Multi-

purpose

UART/bit-

bang

Controller

DDBUS0

DDBUS1

DDBUS2

DDBUS3

DDBUS4

DDBUS5

DDBUS6

DDBUS7

120 MHz

USB Protocol Engine

And FIFO Control

UTMI PHY

USBDM

USBDP

RREF

RESET

Generator

RESET#

TEST

OSCI

OSCO

1.8 Volt

LDO

Regulator

VCC 3V3 IN

V1.8OUT

EEPROM

Interface

EECS

EESK

EEDATA

PWREN#

SUSPEND#

MPSSE/

Figure 2.1 FT4232H Block Diagram

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

FT4232H Datasheet(PDF) 4 Page - Future Technology Devices International Ltd.

FT4232H Datasheet(HTML) 4 Page - Future Technology Devices International Ltd.

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