Datasheet
2012-2013 Microchip Technology Inc. DS60001185C-page 295
PIC32MX330/350/370/430/450/470
FIGURE 30-12: SPIx MODULE SLAVE MODE (CKE = 0) TIMING CHARACTERISTICS
SSX
SCKX
(CKP = 0)
SCK
X
(CKP = 1)
SDO
X
SP50
SP40
SP41
SP30,SP31
SP51
SP35
MSb LSb
Bit 14 - - - - - -1
Bit 14 - - - -1
LSb In
SP52
SP73
SP72
SP72
SP73
SP71 SP70
Note: Refer to Figure 30-1 for load conditions.
SDI
X
MSb In
TABLE 30-30: SPIx MODULE SLAVE MODE (CKE = 0) TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
Operating temperature -40°C TA +85°C for Industrial
-40°C TA +105°C for V-temp
Param.
No.
Symbol Characteristics
(1)
Min. Typ.
(2)
Max. Units Conditions
SP70 TSCL SCKx Input Low Time (Note 3) TSCK/2 — — ns —
SP71 TSCH SCKx Input High Time (Note 3) TSCK/2 — — ns —
SP72 TSCF SCKx Input Fall Time — — — ns See parameter DO32
SP73 TSCR SCKx Input Rise Time — — — ns See parameter DO31
SP30 TDOF SDOx Data Output Fall Time (Note 4) — — — ns See parameter DO32
SP31 TDOR SDOx Data Output Rise Time (Note 4) — — — ns See parameter DO31
SP35 TSCH2DOV,
TSCL2DOV
SDOx Data Output Valid after
SCKx Edge
— — 15 ns VDD > 2.7V
— — 20 ns VDD < 2.7V
SP40 TDIV2SCH,
T
DIV2SCL
Setup Time of SDIx Data Input
to SCKx Edge
10 — — ns —
SP41 TSCH2DIL,
T
SCL2DIL
Hold Time of SDIx Data Input
to SCKx Edge
10 — — ns —
SP50 TSSL2SCH,
T
SSL2SCL
SSx to SCKx or SCKx Input 175 — — ns —
SP51 TSSH2DOZ SSx to SDOx Output
High-Impedance (Note 3)
5 — 25 ns —
SP52 TSCH2SSH
TSCL2SSH
SSx after SCKx Edge TSCK + 20 — — 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 40 ns.
4: Assumes 50 pF load on all SPIx pins.