FT230X USB TO BASIC UART IC
Document No.: FT_000566 Clearance No.: FTDI# 260
Version 1.2
3
Device Pin Out and Signal Description
3.1 16-LD QFN Package
10
8
7
6
9
1
VCC
USBDM
USBDP
VCCIO
3V3OUT
TXD
RXD
RTS#
CTS#
CBUS0
CBUS1
CBUS2
CBUS3
15
2
16
4
12
11
5
14
Figure 3.1 QFN Schematic Symbol
3.1.1 QFN Package PinOut Description
Note : # denotes an active low signal.
Pin No.
10
Name
**
VCC
VCCIO
Type
POWER
Input
POWER
Input
POWER
Output
POWER
Input
Description
5 V (or 3V3) supply to IC
1
3
13
17
GND
GND
GND
RESET#
1V8 - 3V3 supply for the IO cells
3V3 output at 50mA. May be used to power VCCIO.
When VCC is 3V3; pin 8 is an input pin and should be
connected to pin 10.
0V Ground input.
8
**
3V3OUT
3, 13
GND
Table 3.1 Power and Ground
*Pin 17 is the centre pad under the IC. Connect to GND.
** If VCC is 3V3 then 3V3OUT must also be driven with 3V3 input
Pin No.
7
6
9
Name
USBDM
USBDP
RESET#
Type
INPUT
INPUT
INPUT
USB Data Signal Minus.
USB Data Signal Plus.
Reset input (active low).
Description
Table 3.2 Common Function pins
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