FT245RL-2000 FTDI [Future Technology Devices International Ltd.], FT245RL-2000 Datasheet - Page 4

• Manufacturer Part Number: FT245RL-2000
• Description: USB FIFO IC - Single chip USB to parallel FIFO bidirectional data transfer interface
• Manufacturer: FTDI [Future Technology Devices International Ltd.]

2
Figure 2.1 FT245R Block Diagram
For a description of each function please refer to Section 4.
3V3OUT
(optional)
(optional)
USBDM
USBDP
VCC
OSCO
OCSI
TEST
GND
FT245R Block Diagram
Transceiver
Integrated
USB DPLL
Resistors
Regulator
and 1.5K
Oscillator
12MHz
Pull-up
Internal
3.3 Volt
Series
USB
with
LDO
Copyright © 2010 Future Technology Devices International Limited
Multiplier
Serial Interface
Clock
Engine
( SIE )
Transceiver
To USB
48MHz
Cell
Protocol Engine
FIFO TX Buffer
FIFO RX Buffer
EEPROM
128 bytes
256 bytes
Internal
USB
To USB Transceiver Cell
FT245R USB FIFO IC Datasheet Version 2.10
PWREN#
RESET#
Document No.: FT_000052
VCCIO
GENERATOR
Clearance No.: FTDI# 39
3V3OUT
RESET
FIFO Controller
Programmable
High Drive
with
D0
D1
D2
D3
D4
D5
D6
D7
WR
RD#
RXF#
TXE#
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