PIC32MX3XX_1 Datasheet, PDF (175/208 Pages) Microchip Technology – High-Performance, General Purpose and USB 32-bit Flash Microcontrollers

PIC32MX3XX/4XX
FIGURE 29-13: SPIx MODULE SLAVE MODE (CKE = 1) TIMING CHARACTERISTICS
SP60
SSx
SCKx
(CKP = 0)
SP50
SP52
SCKx
(CKP = 1)
SP71
SP70
SP73
SP72
SP35
SP72
SP73
SDOx
MSb
Bit 14 - - - - - -1
SDIx
SP40
SP30,SP31
MSb In
SP41
Bit 14 - - - -1
Note: Refer to Figure 29-1 for load conditions.
LSb
LSb In
SP51
TABLE 29-31: SPIx MODULE SLAVE MODE (CKE = 1) TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +85°C for Industrial
Param.
No.
Symbol
Characteristics⁽¹⁾
Min. Typical⁽²⁾ Max. Units
Conditions
SP70 TSCL
SCKx Input Low Time
(Note 3)
TSCK/2
—
— nsec
—
SP71 TSCH
SCKx Input High Time
(Note 3)
TSCK/2
—
— nsec
—
SP72 TSCF
SCKx Input Fall Time
—
5
10 nsec
—
SP73 TSCR
SCKx Input Rise Time
—
5
10 ^nsec
—
SP30 TDOF
SDOx Data Output Fall Time
—
(Note 4)
—
— nsec _{See parameter}
DO32.
SP31 TDOR
SDOx Data Output Rise Time
—
(Note 4)
—
— nsec See parameter
DO31.
SP35 TSCH2DOV, SDOx Data Output Valid after
—
TSCL2DOV SCKx Edge
—
—
20 ^nsec
VDD > 2.7V
—
30 ^nsec
VDD < 2.7V
SP40 TDIV2SCH, Setup Time of SDIx Data Input
10
—
— nsec
—
TDIV2SCL to SCKx Edge
Note 1: These parameters are characterized, but not tested in manufacturing.
2: Data in “Typical” column is at 3.3V, 25°C unless otherwise stated. Parameters are for design guidance
only and are not tested.
3: The minimum clock period for SCKx is 40 nsec.
4: Assumes 50 pF load on all SPIx pins.
© 2010 Microchip Technology Inc.
DS61143G-page 175