FT232HL-TRAY FTDI, FT232HL-TRAY Datasheet - Page 9

• Manufacturer Part Number: FT232HL-TRAY
• Description: usb-to-uart 1-ch 1.8v/3.3v 48-pin lqfp tray...
• Manufacturer: FTDI

3.3 Signal Description
The operation of the following FT232H pins are the same regardless of the configured mode:-
10,11,22,23,35,36,47,48
Table 3.1 Power and Ground
** If pin 40 (VREGIN) is +5.0V, pin 39 becomes an output and If pin 40 (VREGIN) is 3V3 pin 39 becomes
an input.
12, 24, 46
Pin No.
4,9,41
40
37
38
39
8
3
Copyright © 2011 Future Technology Devices International Limited
VREGIN
Name
VCORE
VCCIO
AGND
VCCA
VCCD
VPHY
VPLL
GND
**
**
FT232H SINGLE CHANNEL HI-SPEED USB TO MULTIPURPOSE UART/FIFO IC
output or
POWER
POWER
POWER
POWER
POWER
POWER
POWER
POWER
POWER
output
output
Type
Input
Input
Input
Input
input
input
input
+5.0V or 3V3 power supply input.
+1.8V output. Should not be used.
+1.8V output. Should not be used.
+3.3V output or input.
+3.3V input. I/O interface power supply input
+3.3V input. Internal PLL power supply input. It is
recommended that this supply is filtered using an LC filter.
(See figure 6.1)
+3.3V input. Internal USB PHY power supply input. Note that
this cannot be connected directly to the USB supply. A +3.3V
regulator must be used. It is recommended that this supply is
filtered using an LC filter.(See figure 6.1)
0V Ground input.
0V Ground input.
Description
Document No.: FT_000288
Clearance No.: FTDI #199
Datasheet Version 1.6
9