DSPIC30F4012 datasheet(206/238 Pages) MICROCHIP

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dsPIC30F4011/4012

DS70135G-page 206

TABLE 24-34: SPI MODULE SLAVE MODE (CKE = 0) TIMING REQUIREMENTS

AC CHARACTERISTICS

Standard Operating Conditions: 2.5V to 5.5V

(unless otherwise stated)

Operating temperature

-40°C

≤TA ≤+85°C for Industrial

-40°C

≤TA ≤+125°C for Extended

Param

No.

Symbol

Characteristic(1)

Min

Typ(2)

Max

Units

Conditions

SP70

TscL

SCK1 Input Low Time

—

SP71

TscH

SCK1 Input High Time

—

SP72

TscF

SCK1 Input Fall Time(3)

—10

SP73

TscR

SCK1 Input Rise Time(3)

—10

SP30

TdoF

SDO1 Data Output Fall Time(3)

—

See parameter

DO32

SP31

TdoR

SDO1 Data Output Rise Time(3)

—

See parameter

DO31

SP35

TscH2doV,

TscL2doV

SDO1 Data Output Valid after

SCK1 Edge

—

SP40

TdiV2scH,

TdiV2scL

Setup Time of SDI1 Data Input

to SCK1 Edge

—

SP41

TscH2diL,

TscL2diL

Hold Time of SDI1 Data Input

to SCK1 Edge

—

SP50

TssL2scH,

TssL2scL

SS1

↓to SCK1↑ or SCK1↓Input

120

—

SP51

TssH2doZ

SS1

↑ to SDO1 Output

High-Impedance(3)

—

SP52

TscH2ssH

TscL2ssH

SS1 after SCK1 Edge

1.5 TCY + 40

—

Note 1:

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 SPI pins.

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