FT4232HQ-REEL FTDI, FT4232HQ-REEL Datasheet - Page 5

• Manufacturer Part Number: FT4232HQ-REEL
• Description: USB Interface IC USB HS to Quad UART/ SPI/JTAG/I2C LQFN-64
• Manufacturer: FTDI
• Type: USB to High Speed UART/JTAG/SPI/I2Cr

Specifications of FT4232HQ-REEL

• Operating Supply Voltage: 1.8 V, 3.3 V
• Package / Case: QFN-64
• Description/function: USB High Speed to Dual UART/FIFO IC LQFP-64
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Operating Temperature Range: - 40 C to + 85 C
• Supply Current: 70 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table of Contents
1
2
3
4
5
6
7
8
1.1
1.2
1.3
3.1
3.2
3.3
3.4
4.1
4.2
4.3
4.4
4.5
4.6
5.1
5.2
5.3
6.1
6.2
6.3
6.4
3.4.1
3.4.2
3.4.3
4.3.1
4.3.2
4.3.3
4.4.1
Typical Applications ...................................................................... 2
FT4232H Block Diagram ............................................................... 4
Device Pin Out and Signal Description .......................................... 7
Function Description................................................................... 15
Devices Characteristics and Ratings ........................................... 25
FT4232H Configurations ............................................................. 29
EEPROM Configuration ................................................................ 35
Package Parameters ................................................................... 36
Driver Support .................................................................................... 2
Part Numbers...................................................................................... 3
USB Compliant .................................................................................... 3
64-Pin LQFP and 64-Pin QFN Package Schematic Symbol ................... 7
FT4232H Pin Descriptions ................................................................... 8
Common Pins .................................................................................... 10
Configured Pins ................................................................................ 12
Key Features ..................................................................................... 15
Functional Block Descriptions ........................................................... 15
FT232 UART Interface Mode Description ........................................... 17
MPSSE Interface Mode Description. .................................................. 20
Synchronous and Asynchronous Bit-Bang Interface Mode Description
22
FT4232H Mode Selection ................................................................... 24
Absolute Maximum Ratings............................................................... 25
DC Characteristics............................................................................. 26
ESD Tolerance ................................................................................... 28
USB Bus Powered Configuration ...................................................... 29
USB Self Powered Configuration ....................................................... 31
Oscillator Configuration .................................................................... 33
4 Channel Transmit and Receiver LED Indication Example ............... 34
FT4232H pins used as an asynchronous serial interface .................................................. 12
FT4232H pins used in a Synchronous or Asynchronous Bit-Bang Interface ........................ 13
FT4232H pins used in an MPSSE .................................................................................. 14
RS232 Configuration .................................................................................................. 17
RS422 Configuration .................................................................................................. 18
RS485 Configuration .................................................................................................. 19
MPSSE Adaptive Clocking ............................................................................................ 21
Copyright © 2010 Future Technology Devices International Limited
FT4232H QUAD HIGH SPEED USB TO MULTIPURPOSE UART/MPSSE IC
Document No.: FT_000060
Clearance No.: FTDI#78
Datasheet Version 2.10
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