Microchip Technology MA330013 数据表

DS70165E-page 332

©

 2007 Microchip Technology Inc.

  

SS

X

SCK

X

(CKP = 

0

)

SCK

X

(CKP = 

1

)

SDO

X

SP50

SP40

SP41

SP30,SP31

SP51

SP35

MSb

LSb

Bit 14 - - - - - -1

MSb In

Bit 14 - - - -1

LSb In

SP52

SP73

SP72

SP72

SP73

SP71

SP70

Note: Refer to Figure 26-1 for load conditions.

SDI

X

) TIMING REQUIREMENTS        

Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature

-40°C

 

≤ 

T

A

 

≤ 

+85°C 

SP70

TscL

SCKx Input Low Time 

30

—

—

ns

—

SP71

TscH

SCKx Input High Time 

30

—

—

ns

—

SP72

TscF

SCKx Input Fall Time

—

10

25

ns

—

SP73

TscR

SCKx Input Rise Time

—

10

25

ns

—

SP30

TdoF

SDOx Data Output Fall Time

—

—

—

ns

See parameter D032

SP31

TdoR

SDOx Data Output Rise Time

—

—

—

ns

See parameter D031

SP35

TscH2doV
,
TscL2doV

SDOx Data Output Valid after
SCKx Edge

—

—

30

ns

—

SP40

TdiV2scH, 
TdiV2scL

Setup Time of SDIx Data Input
to SCKx Edge

20

—

—

ns

—

SP41

TscH2diL, 
TscL2diL

Hold Time of SDIx Data Input
to SCKx Edge 

20

—

—

ns

—

SP50

TssL2scH, 
TssL2scL

SSx 

↓

 to SCKx 

↑

 or SCKx Input

120

—

—

ns

—

SP51

TssH2doZ

SSx 

↑

 to SDOx Output

High-Impedance

10

—

50

ns

—

These parameters are characterized but not tested in manufacturing.

Data in “Typ” column is at 5V, 25°C unless otherwise stated. Parameters are for design guidance only and 
are not tested.

Assumes 50 pF load on all SPIx pins.