ft8u232am Future Technology Devices International Ltd., ft8u232am Datasheet - Page 2

• Manufacturer Part Number: ft8u232am
• Description: U-uart - Usb Ultrabaud Data Transfer Ic With Rs232 / Rs422 And Cpu I/f Options
• Manufacturer: Future Technology Devices International Ltd.

Figure 1 – FT8U232AM Block Diagram ( Simplified )
3V3OUT
USBDP
XTOUT
USBDM
RCCLK
XTIN
VCC
Future Technology Devices Intl.
Figure 2 – FT8U232AM I.C. Pinout
Transceiver
USB DPLL
Regulator
Oscillator
3.3 Volt
6MHZ
LDO
USB
EEDATA
3V3OUT
RESET#
USBDM
USBDP
Serial Interface
Multiplier
x8 Clock
EESK
TEST
VCC
Engine
( SIE )
1
FT8U232AM Preliminary Information Rev 0.8 – Subject to Change
8
48MHz
12MHz
32
9
Protocol Engine
FT232AM
Dual Port TX
Dual Port RX
384 Bytes
128 bytes
Buffer
Buffer
RESET#
USB
TEST
GND
FTDI
XXYY
FIFO Controller
16
UART
25
48MHz
17
24
DTR#
DSR#
DCD#
RXD
RTS#
CTS#
GND
RI#
Baud Rate
Generator
EEPROM
Interface
UART
PWRCTL
TXLED#
SLEEP#
RXD
DCD#
TXDEN
USBEN
EEDATA
TXD
RTS#
CTS#
DTR#
DSR#
RXLED#
EECS
EESK
RI#