DSPIC30F0013CT-30EW 查看數據表（PDF） - Microchip Technology

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DSPIC30F0013CT-30EW

High-Performance, 16-Bit Digital Signal Controllers

Microchip Technology 

dsPIC30F3014/4013

FIGURE 23-16: SPI MODULE SLAVE MODE (CKE = 0) TIMING CHARACTERISTICS

SSX

SCKX

(CKP = 0)

SP50

SP71 SP70

SP52

SP73 SP72

SCKX

(CKP = 1)

SDOX

SDIX

SP35

SP72 SP73

MSb

Bit 14 - - - - - -1

LSb

SP30,SP31

SP51

MSb IN

Bit 14 - - - -1

LSb IN

SP41

SP40

Note: Refer to Figure 23-3 for load conditions.

TABLE 23-32: 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

SCKX Input Low Time

30

—

—

ns

—

SP71

SP72

SP73

SP30

TscH

TscF

TscR

TdoF

SP31 TdoR

SCKX Input High Time

30

SCKX Input Fall Time(3)

—

SCKX Input Rise Time(3)

—

SDOX Data Output Fall Time(3)

—

SDOX Data Output Rise Time(3)

—

—

—

ns

—

—

25

ns

—

—

25

ns

—

—

—

ns See parameter

D032

—

—

ns See parameter

D031

SP35 TscH2do, SDOX Data Output Valid after

—

—

30

ns

—

TscL2doV SCKX Edge

SP40 TdiV2scH, Setup Time of SDIX Data Input

20

—

—

ns

—

TdiV2scL to SCKX Edge

SP41 TscH2diL, Hold Time of SDIX Data Input

20

—

—

ns

—

TscL2diL to SCKX Edge

SP50 TssL2scH, SSX↓ to SCKX↑ or SCKX↓ Input

120

—

—

ns

—

TssL2scL

SP51 TssH2doZ SSX↑ to SDOX Output

High-impedance(3)

10

—

50

ns

—

SP52

TscH2ssH SSX after SCK Edge

TscL2ssH

1.5 TCY +40 —

—

ns

—

Note 1:

2:

3:

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.

© 2007 Microchip Technology Inc.

DS70138E-page 191

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