Datasheet

2011-2012 Microchip Technology Inc. Preliminary DS61168E-page 265
PIC32MX1XX/2XX
FIGURE 29-13: SPIx MODULE SLAVE MODE (CKE = 1) TIMING CHARACTERISTICS
SSx
SCKx
(CKP = 0)
SCKx
(CKP = 1)
SDOx
SDI
SP60
SDIx
SP30,SP31
MSb
Bit 14 - - - - - -1 LSb
SP51
MSb In Bit 14 - - - -1 LSb In
SP52
SP73
SP72
SP72
SP73
SP71
SP40
SP41
Note: Refer to Figure 29-1 for load conditions.
SP50
SP70
SP35
TABLE 29-29: 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 T
A +85°C for Industrial
-40°C TA +105°C for V-temp
Param.
No.
Symbol Characteristics
(1)
Min. Typical
(2)
Max. Units Conditions
SP70 TSCL SCKx Input Low Time (Note 3) TSCK/2 ns
SP71 T
SCH SCKx Input High Time (Note 3) TSCK/2 ns
SP72 T
SCF SCKx Input Fall Time 5 10 ns
SP73 T
SCR SCKx Input Rise Time 5 10 ns
SP30 T
DOF SDOx Data Output Fall Time
(Note 4)
ns See parameter DO32
SP31 T
DOR SDOx Data Output Rise Time
(Note 4)
ns See parameter DO31
SP35 T
SCH2DOV,
T
SCL2DOV
SDOx Data Output Valid after
SCKx Edge
20 ns V
DD > 2.7V
30 ns VDD < 2.7V
SP40 T
DIV2SCH,
TDIV2SCL
Setup Time of SDIx Data Input
to SCKx Edge
10 ns
SP41 TSCH2DIL,
TSCL2DIL
Hold Time of SDIx Data Input
to SCKx Edge
10 ns
SP50 T
SSL2SCH,
T
SSL2SCL
SSx
to SCKx or SCKx Input 175 ns
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 50 ns.
4: Assumes 50 pF load on all SPIx pins.