FT201XQ-R datasheet(8/49 Pages) FTDI

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FT201X USB I2C SLAVE IC Datasheet

Version 1.4

Document No.: FT_000627 Clearance No.: FTDI# 264

Pin No.

Name

Type

Description

SDA

I/O

I2C bi-directional data line

SCL

Input

I2C clock input

CBUS0

I/O

Configurable CBUS I/O Pin. Function of this pin is configured in the

device MTP memory. See CBUS Signal Options, Table 3.7.

CBUS1

I/O

Configurable CBUS I/O Pin. Function of this pin is configured in the

device MTP memory. See CBUS Signal Options, Table 3.7.

CBUS2

I/O

Configurable CBUS I/O Pin. Function of this pin is configured in the

device MTP memory. See CBUS Signal Options, Table 3.7.

CBUS3

I/O

Configurable CBUS I/O Pin. Function of this pin is configured in the

device MTP memory. See CBUS Signal Options, Table 3.7.

CBUS4

I/O

Configurable CBUS I/O Pin. Function of this pin is configured in the

device MTP memory. See CBUS Signal Options, Table 3.7.

CBUS5

I/O

Configurable CBUS I/O Pin. Function of this pin is configured in the

device MTP memory. See CBUS Signal Options, Table 3.7.

Table 3.3 I2C Interface and CBUS Group (see note 1)

Notes:

1. When used in Input Mode, the input pins are pulled to VCCIO via internal 75kΩ (approx) resistors.

These pins can be programmed to gently pull low during USB suspend (PWREN# = “1”) by setting an

option in the MTP memory.

2. Clock stretching is not supported

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