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FT232R Datasheet(PDF) 4 Page - Future Technology Devices International Ltd.

Part # FT232R
Description  USB UART IC - Single chip USB to asynchronous serial data transfer interface
PDF  43 Pages
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Manufacturer  FTDI [Future Technology Devices International Ltd.]
Direct Link  http://www.ftdichip.com
Logo FTDI - Future Technology Devices International Ltd.

FT232R Datasheet(HTML) 4 Page - Future Technology Devices International Ltd.

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Copyright © 2010 Future Technology Devices International Limited
4
Document No.: FT_000053
FT232R USB UART IC Datasheet Version 2.07
Clearance No.: FTDI# 38
2 FT232R Block Diagram
Figure 2.1 FT232R Block Diagram
For a description of each function please refer to Section 4.
x4 Clock
Multiplier
UART
FIFO Controller
Serial Interface
Engine
( SIE )
USB
Protocol Engine
Baud Rate
Generator
UART Controller
with
Programmable
Signal Inversion
3.3 Volt
LDO
Regulator
USB
Transceiver
with
Integrated
Series
Resistors
and 1.5K
Pull-
up
USB DPLL
Internal
12MHz
Oscillator
48MHz
48MHz
OCSI
(optional)
OSCO
(optional)
USBDP
USBDM
3V3OUT
VCC
DBUS0
DBUS1
DBUS2
DBUS3
DBUS4
DBUS5
DBUS6
DBUS7
CBUS0
CBUS2
CBUS3
SLEEP#
RESET#
TEST
GND
Reset
Generator
3V3OUT
CBUS1
FIFO RX
Buffer
FIFO TX Buffer
Internal
EEPROM
To USB Transeiver Cell
CBUS4



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