DS_FT230X Datasheet, PDF (4/44 Pages) List of Unclassifed Manufacturers – Future Technology Devices International Ltd

2 FT230X Block Diagram
FT230X USB TO BASIC UART IC
Version 1.2
Document No.: FT_000566 Clearance No.: FTDI# 260
VCC
3V3OUT
3.3 Volt LDO
Regulator
1V8 Internal
Core Supply
1.8 Volt LDO
Regulator
FIFO RX Buffer
(512 bytes)
48MHz
Baud Rate
Generator
USBDP
USBDM
USB
Transceiver
with
Integrated
1.5k pullups
and battery
charge
detection
Serial Interface
Engine
(SIE)
USB
Protocol Engine
UART FIFO
Controller
USB DPLL
Internal MTP
Memory
FIFO TX Buffer
(512 bytes)
Internal
12MHz
Oscillator
X4 Clock
Multiplier
48MHz
RESET#
To USB Transceiver Cell
GND
Figure 2.1 FT230X Block Diagram
For a description of each function please refer to Section 4.
UART Controller
with
Programmable
Signal Inversion
TXD
RXD
RTS#
CTS#
CBUS0
CBUS1
CBUS2
CBUS3
3V3OUT
Reset
Generator
Copyright © 2013 Future Technology Devices International Limited
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