FT231XS-R datasheet(9/44 Pages) FTDI

部件名	FT231XS-R

功能描述	Future Technology Devices International Ltd.

PDF	44 Pages

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制造商	FTDI [Future Technology Devices International Ltd.]

网页	http://www.ftdichip.com

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FT231X USB TO FULL HANDSHAKE UART IC

Datasheet

Version 1.2

Document No.: FT_000565 Clearance No.:

FTDI# 261

3.2 20-LD SSOP Package

RXD

RI#

DSR#

DCD#

CTS#

CBUS2

USBDP

USBDM

3V3OUT

RESET#

CBUS1

CBUS0

CBUS3

TXD

DTR#

RTS#

Figure 3.2 SSOP Schematic Symbol

3.2.1 SSOP Package PinOut Description

Note: # denotes an active low signal.

Pin No.

Name

Type

Description

VCC

POWER

Input

5 V or 3V3 supply to IC

VCCIO

POWER

Input

1V8 – 3V3 supply for the IO cells

3V3OUT

POWER

Output

3V3 output at 50mA. May be used to power VCCIO.

When VCC is 3V3, pin 13 is an input pin.

6, 16

GND

POWER

Input

0V Ground input.

Table 3.4 Power and Ground

** If VCC is 3V3 then 3V3OUT must also be driven with 3V3 input

Pin No.

Name

Type

Description

USBDM

INPUT

USB Data Signal Minus.

USBDP

INPUT

USB Data Signal Plus.

RESET#

INPUT

Reset input (active low).

Table 3.5 Common Function pins

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