MCIMX6DP6AYM2AB datasheet(91/160 Pages) NXP

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Electrical Characteristics

i.MX 6DualPlus/6QuadPlus Applications Processors Industrial Products, Rev. 3, 11/2018

NXP Semiconductors

4.12.9

I2C Module Timing Parameters

This section describes the timing parameters of the I2C module. Figure 56 depicts the timing of I2C

module, and Table 57 lists the I2C module timing characteristics.

Figure 56. I2C Bus Timing

Differential output signal fall time 20–80%

RL = 50

See Figure 55.

—

0.4 UI

—

Differential signal overshoot

Referred to 2x V

SWING

——

—

Differential signal undershoot

Referred to 2x V

SWING

——

Data and Control Interface Specifications

tPower-up

HDMI 3D Tx PHY power-up time From power-down to

HSI_TX_READY assertion

—

3.35

1 Relative to ideal recovery clock, as specified in the HDMI specification, version 1.4a, section 4.2.3.

2 For information about latencies and associated timings, see Section 4.12.7.1, “Latencies and Timing Information.”

Table 57. I2C Module Timing Parameters

Parameter

Standard Mode

Fast Mode

Unit

Min

Max

Min

Max

IC1

I2Cx_SCL cycle time

—

2.5

—

µs

IC2

Hold time (repeated) START condition

4.0

—

0.6

—

µs

IC3

Set-up time for STOP condition

4.0

—

0.6

—

µs

IC4

Data hold time

3.452

0.92

µs

IC5

HIGH Period of I2Cx_SCL Clock

4.0

—

0.6

—

µs

IC6

LOW Period of the I2Cx_SCL Clock

4.7

—

1.3

—

µs

IC7

Set-up time for a repeated START condition

4.7

—

0.6

—

µs

IC8

Data set-up time

250

—

1003

—ns

Table 56. Switching Characteristics (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

IC10

IC11

IC9

IC2

IC8

IC4

IC7

IC3

IC6

IC10

IC5

IC11

START

STOP

START

I2Cx_SDA

I2Cx_SCL

IC1

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