Electrical Specifications

AC Electrical Specifications

8.6.12Serial Peripheral Interface (SPI) AC Timing

8.6.12.1SPI (Master Mode) AC Timing Table

Table 60: SPI (Master Mode) AC Timing Table

 

 

 

SPI

 

 

Description

Symbol

Min

 

Max

Units

Notes

SCLK clock frequency

fCK

See Note 3

MHz

3

SCLK high time

tCH

0.46

 

-

tCK

1

SCLK low time

tCL

0.46

 

-

tCK

1

SCLK slew rate

tSR

0.5

 

-

V/ns

1

Data out valid relative to SCLK falling edge

tDOV

-2.5

 

2.5

ns

1

CS active before SCLK rising edge

tCSB

8.0

 

-

ns

1

CS not active after SCLK rising edge

tCSA

8.0

 

-

ns

1

Data in setup time relative to SCLK rising edge

tSU

0.2

 

-

tCK

2

Data in hold time relative to SCLK rising edge

tHD

5.0

 

-

ns

2

Notes:

General comment: All values w ere measured from 0.3*vddio to 0.7*vddio, unless otherw ise specified.

General comment: tCK = 1/fCK.

1.For all signals, the load is CL = 10 pF.

2.Defined from vddio/2 to vddio/2.

3.See "Reference Clocks" table for more details.

8.6.12.2SPI (Master Mode) Test Circuit

Figure 34: SPI (Master Mode) Test Circuit

Test Point

CL

Copyright © 2008 Marvell

 

Doc. No. MV-S104859-U0 Rev. E

December 2, 2008, Preliminary

Document Classification: Proprietary Information

Page 111

Page 111
Image 111
Marvel Group 88F6281 specifications Serial Peripheral Interface SPI AC Timing, SPI Master Mode AC Timing Table