FT231XS-U FTDI, FT231XS-U Datasheet - Page 9

• Manufacturer Part Number: FT231XS-U
• Description: USB Interface IC USB to Full Serial UART IC SSOP-20
• Manufacturer: FTDI

Specifications of FT231XS-U

• Rohs: yes
• Tradename: X-Chip

3.2 20-LD SSOP Package
Figure 3.2 SSOP Schematic Symbol
3.2.1 SSOP Package PinOut Description
Note: # denotes an active low signal.
Table 3.4 Power and Ground
** If VCC is 3V3 then 3V3OUT must also be driven with 3V3 input
Table 3.5 Common Function pins
Pin No.
13
12
11
14
12
11
14
Pin No.
6, 16
3V3OUT
USBDM
USBDP
RESET#
15
13
3
RESET#
USBDM
USBDP
Name
Copyright © 2013 Future Technology Devices International Limited
3V3OUT
Name
VCCIO
GND
VCC
CBUS0
CBUS1
CBUS2
CBUS3
**
**
DCD#
DTR#
DSR#
RTS#
CTS#
RXD
TXD
INPUT
INPUT
INPUT
RI#
Type
20
4
2
9
1
7
8
5
18
17
10
19
POWER
POWER
POWER
POWER
Output
Type
Input
Input
Input
USB Data Signal Minus.
USB Data Signal Plus.
Reset input (active low).
FT231X USB TO FULL HANDSHAKE UART IC
5 V or 3V3 supply to IC
1V8 – 3V3 supply for the IO cells
3V3 output at 50mA. May be used to power VCCIO.
When VCC is 3V3, pin 13 is an input pin.
0V Ground input.
Document No.: FT_000565 Clearance No.:
Description
Description
Datasheet
Version 1.2
FTDI# 261
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