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FT8U232AM Datasheet(PDF) 5 Page - Future Technology Devices International Ltd.

Part # FT8U232AM
Description  U-UART - USB UltraBaud Data Transfer IC with RS232 / RS422 and CPU I/F Options
PDF  13 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.

FT8U232AM Datasheet(HTML) 5 Page - Future Technology Devices International Ltd.

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Future Technology Devices Intl.
FT8U232AM Preliminary Information Rev 0.8 – Subject to Change
Table 1 - FT8U232AM - PINOUT DESCRIPTION
Pin #
Signal
Type
Description
7
USBDP
I/O
USB Data Signal Plus – Requires 1.5k pull-up to 3V3OUT
8
USBDM
I/O
USB Data Signal Minus
6
3V3OUT
OUT
3.3 volt Output from integrated regulator
27
XTIN
IN
Input to 6MHz Crystal Oscillator Cell
28
XTOUT
OUT
Output from 6MHz Crystal Oscillator Cell
31
RCCLK
I/O
RC timer – used to guarantee clock stability on exiting sleep mode
4
RESET#
IN
Resets entire device using external RC network
32
EECS
I/O
Optional EEPROM – Chip Select
1
EESK
I/O
Optional EEPROM – Clock
2
EEDATA
I/O
Optional EEPROM – Data I/O
5
TEST
IN
Puts device in i.c. test mode – must be tied to GND
25
TXD
OUT
UART – Transmit Data Output
24
RXD
IN
UART – Receive Data Input
23
RTS#
OUT
UART – Request To Send Control Output
22
CTS#
IN
UART – Clear To Send Control Input
21
DTR#
OUT
UART – Data Terminal Ready Control Output
20
DSR#
IN
UART – Data Set Ready Control Input
19
DCD#
IN
UART – Data Carrier Detect Control Input
18
RI#
IN
UART – Ring Indicator Control Input
16
TXDEN
OUT
UART – Enable Transmit Data for RS485
15
USBEN
OUT
USB Enabled – High after device is configured via USB
14
PWRCTL
IN
Bus Powered – Tie Low / Self Powered – Tie High
12
TXLED#
O.C.
LED Drive - Pulses Low when Transmitting Data via USB
11
RXLED#
O.C.
LED Drive - Pulses Low when Receiving Data via USB
10
SLEEP#
OUT
Goes Low during USB Suspend Mode
3,13,26
VCC
PWR
Device - +4.4 volt to +5.25 volt Power Supply Pins
9.17
GND
PWR
Device – Ground Supply Pins
30
AVCC
PWR
Device - Analog Power Supply for the internal x8 clock multiplier
29
AGND
PWR
Device - Analog Ground Supply for the internal x8 clock multiplier



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