MCP23009TESS datasheet(32/50 Pages) MICROCHIP

部件名	MCP23009TESS

功能描述	8-Bit I/O Expander with Open-Drain Outputs

PDF	50 Pages

Scroll/Zoom	100%

制造商	MICROCHIP [Microchip Technology]

网页	http://www.microchip.com

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32 / 50 page

MCP23009/MCP23S09

DS22121B-page 32

TABLE 2-2:

GP AND INT PINS

FIGURE 2-3:

GPIO AND INT TIMING

AC Characteristics Standard Operating Conditions (unless otherwise specified)

1.8V

≤ VDD ≤ 5.5V at -40°C ≤ TA ≤ +125°C.

Parameter

No.

Sym

Characteristic

Min

Typ(2)

Max

Units

Conditions

tGPOV

Serial data to output valid

—

500

tINTD

Interrupt pin disable time

—

600

tGPIV

GP input change to register valid

—

450

—

Note 1

tGPINT IOC event to INT active

—

600

tGLITCH Glitch filter on GP pins

—

Note 1

Note 1:

This parameter is characterized, not 100% tested.

Data in the Typical (“Typ”) column is at 5V, +25

°C, unless otherwise stated.

SCL

SDA

GPn

LSb of data byte zero

during a write or read

INT

INT pin active

INT pin

command, depending

on parameter

Output

GPn

Input

inactive

Loaded

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