AFD4400 datasheet(69/101 Pages) NXP

69 / 101 page

Electrical characteristics

AFD4400 Digital Front End Processor Data Sheet, Rev. 0

Freescale Semiconductor

3.6.8

GPIO signals

This section describes the AC electrical specifications for the GPIO pins.

3.6.8.1

GPIO AC timing specifications

This table provides the GPIO input and output AC timing specifications.

This figure provides the AC test load for the GPIO pin.

Figure 27. GPIO pin AC test load

3.6.9

I2C

This section describes the electrical information of the I2C interface.

3.6.9.1

I2C module timing

This table provides the timing characteristics for the I2C module.

Table 45. GPIO pin input AC timing specifications

For recommended operating conditions, see

Table 3.

Parameter

Symbol

Min

Unit

Notes

GPIO inputs—minimum pulse width

tPIWID

Note:

1. GPIO inputs and outputs are asynchronous to any visible clock. GPIO outputs should be synchronized before use by any

external synchronous logic. GPIO inputs are required to be valid for at least tPIWID to ensure proper operation.

Table 46. I2C module timing characteristics

Parameter

Symbol

Standard Mode

Fast Mode

Unit

Note

Min

Max

Min

Max

IC0

I2Cn_SCL frequency

fI2C

—100

—400

KHz

—

IC1

I2Cn_SCL cycle time

tI2C

—

2.5

—

μs—

IC6

LOW Period of the I2Cn_SCL

Clock

tI2CL

4.7

—

1.3

—

μs—

IC5

HIGH Period of I2Cn_SCL Clock

tI2CH

4.0

—

0.6

—

μs—

IC2

Hold time (repeated) START

condition

tI2SXKL

4.0

—

0.6

—

μs—

IC3

Set-up time for STOP condition

tI2PVKH

4.0

—

0.6

—

μs—

IC4

Data hold time

tI2DXKL

03.45

0.9

μs1,2

Output

Z0 = 50 Ω

OVDD/2

L = 50 Ω

AFD4400 Datasheet(PDF) 69 Page - NXP Semiconductors

AFD4400 Datasheet(HTML) 69 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL