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TPR0441BX–SMS–09/09

ATVaultIC460

3.4.2

SPI Timings

The table below describes the requirements for devices connected to the SPI. The

ATVaultIC460 SPI meets or exceeds these requirements under the noted conditions.

See Figure 3-2 for details.

Table 3-5.

SPI Timing Parameters

Figure 3-2.

SPI Timings

See figure

Description

Condition

Min

Typ

Max

Unit

9SS low to out

TBD

ns

10

SCK period

TBD

ns

11

SCK high/low

TBD

ns

12

Rise/Fall time

TBD

ns

13

Setup

TBD

ns

14

Hold

TBD

ns

15

SCK to out

TBD

ns

16

SCK to SS high

TBD

ns

17

SS high to tri-state

TBD

ns

18

SS low to SCK

TBD

ns

MI SO

(Data Output)

SCK

(CPOL = 1)

MO SI

(Data Input)

SCK

(CPOL = 0)

SS

MSB

LSB

LSB

MSB

...

...

10

11

11

12

13

14

17

15

9

X

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