FT231XQ-R International Semiconductor Technologies, FT231XQ-R Datasheet - Page 5

• Manufacturer Part Number: FT231XQ-R
• Description: Specifications: Number of Channels: 1, UART ; Lead Free Status: Lead Free ; RoHS Status: RoHS Compliant
• Manufacturer: International Semiconductor Technologies

Table of Contents
1
2
3
4
5
6
7
8
1.1
1.2
1.3
3.1
3.2
3.3
4.1
4.2
5.1
5.2
5.3
5.4
5.5
6.1
6.2
6.3
7.1
7.2
7.3
7.4
7.5
8.1
8.2
8.3
3.1.1
3.2.1
8.2.1
Typical Applications ...................................................................... 2
FT231X Block Diagram ................................................................. 4
Device Pin Out and Signal Description .......................................... 7
Function Description................................................................... 13
Devices Characteristics and Ratings ........................................... 16
USB Power Configurations .......................................................... 22
Application Examples ................................................................. 25
Internal MTP Memory Configuration ........................................... 32
Driver Support .................................................................................... 2
Part Numbers...................................................................................... 2
USB Compliant .................................................................................... 3
20-LD QFN Package ........................................................................... 7
20-LD SSOP Package.......................................................................... 9
CBUS Signal Options ......................................................................... 10
Key Features ..................................................................................... 13
Functional Block Descriptions ........................................................... 13
Absolute Maximum Ratings............................................................... 16
ESD and Latch-up Specifications ....................................................... 16
DC Characteristics............................................................................. 17
MTP Memory Reliability Characteristics ............................................ 21
Internal Clock Characteristics ........................................................... 21
USB Bus Powered Configuration ...................................................... 22
Self Powered Configuration .............................................................. 23
USB Bus Powered with Power Switching Configuration .................... 24
USB to RS232 Converter ................................................................... 25
USB to RS485 Coverter ..................................................................... 26
USB to RS422 Converter ................................................................... 27
USB Battery Charging Detection ....................................................... 28
LED Interface .................................................................................... 30
Default Values .................................................................................. 32
Methods of Programming the MTP Memory ....................................... 34
Memory Map ..................................................................................... 34
QFN Package PinOut Description .................................................................................... 7
SSOP Package PinOut Description .................................................................................. 9
Programming the MTP memory over USB ...................................................................... 34
Copyright © 2012 Future Technology Devices International Limited
FT231X USB TO FULL HANDSHAKE UART IC
Document No.: FT_000565 Clearance No.:
Datasheet
Version 1.1
FTDI# 261
5