Datasheet

Copyright © 2010 Future Technology Devices International Limited 7
Document No.: FT_000052
FT245R USB FIFO IC Datasheet Version 2.12
Clearance No.: FTDI# 39
3 Device Pin Out and Signal Description
3.1 28-LD SSOP Package
Figure 3.1 SSOP Package Pin Out and Schematic Symbol
3.2 SSOP Package Pin Out Description
Note: The convention used throughout this document for active low signals is the signal name followed by
a #
Pin No.
Name
Type
Description
15
USBDP
I/O
USB Data Signal Plus, incorporating internal series resistor and 1.5kΩ pull up
resistor to 3.3V.
16
USBDM
I/O
USB Data Signal Minus, incorporating internal series resistor.
Table 3.1 USB Interface Group
FT245RL
A
G
N
D
G
N
D
G
N
D
G
N
D
T
E
S
T
25 7 18 21 26
3V3OUT
VCCIO
4
17
NC
RESET#
NC
24
19
8
D0
D1
D2
D3
D4
D5
D6
D7
1
5
3
11
2
9
10
6
RXF#
WR
RD#
TXE#
23
22
13
14
20
16
15
USBDP
USBDM
VCC
OSCI
27
OSCO
28
PWREN#
12
USBDP
USBDM
3V3OUT
GND
RESET#
VCC
GND
NC
AGND
TEST
OSCI
OSCO
TXE#
RXF#
D0
D2
D1
D4
VCCIO
D7
GND
NC
D5
D6
D3
PWREN#
RD#
WR
FT245RL
YYXX-A
1
14
15
28
FTDI
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