AM261...ZEJ datasheet(124/218 Pages) TI2

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6.11.5.6 General Purpose Input/Output (GPIO)

For more details about features and additional description information on the device GPIO, see the

corresponding subsections within Signal Descriptions and Detailed Description sections.

For more information, see General-Purpose Interface (GPIO) section in the device TRM.

6.11.5.6.1 GPIO Timing Conditions

PARAMETER

BUFFER TYPE

MIN

MAX

UNIT

INPUT CONDITIONS

SRI

Input Slew Rate

0.75

6.6

V/ns

OUTPUT CONDITIONS

Output Load Capacitance

LVCMOS

I2C OD FS(1)

(1)

A pull-up resistor is required for buffer type I2C OD FS.

6.11.5.6.2 GPIO Timing Requirements

NO.

PARAMETER

DESCRIPTION

BUFFER TYPE

MIN

MAX

UNIT

tw(GPIO_IN)

Minimum Input Pulse Width

LVCMOS

2P(1) + 2

I2C OD FS(2)

2P(1) + 2

(1)

P = functional clock period in ns.

(2)

A pull-up resistor is required for buffer type I2C OD FS.

6.11.5.6.3 GPIO Switching Characteristics

NO.

PARAMETER

DESCRIPTION

BUFFER TYPE

MIN

MAX

UNIT

tw(GPIO_OUT)

Minimum Output Pulse Width

LVCMOS

0.975P(1) – 2

tw(GPIO_OUT)

Minimum Output Pulse Width Low

I2C OD FS(2)

2P(1) + 160

tw(GPIO_OUT)

Minimum Output Pulse Width High

I2C OD FS(2)

2P(1) + 160

(1)

P = functional clock period in ns.

(2)

A pull-up resistor is required for buffer type I2C OD FS.

AM2612, AM2611, AM2611-Q1, AM2612-Q1

SPRSPA7C – SEPTEMBER 2024 – REVISED JULY 2025

www.ti.com

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