PIC32MX1XX Datasheet, PDF (265/320 Pages) Microchip Technology – 32-bit Microcontrollers (up to 128 KB Flash and 32 KB SRAM) with Audio and Graphics Interfaces, USB, and Advanced Analog

PIC32MX1XX/2XX
FIGURE 29-12: SPIx MODULE SLAVE MODE (CKE = 0) TIMING CHARACTERISTICS
SSX
SCKX
(CKP = 0)
SP50
SP71 SP70
SP52
SP73 SP72
SCKX
(CKP = 1)
SP35
SP72 SP73
SDOX
MSb
Bit 14 - - - - - -1
SDIX
SP40
SP30,SP31
MSb In
Bit 14 - - - -1
SP41
Note: Refer to Figure 29-1 for load conditions.
LSb
SP51
LSb In
TABLE 29-28: SPIx MODULE SLAVE MODE (CKE = 0) TIMING REQUIREMENTS
Standard Operating Conditions: 2.3V to 3.6V
AC CHARACTERISTICS
(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, SDOx Data Output Valid after
TSCL2DOV SCKx Edge
—
—
15
ns VDD > 2.7V
—
—
20
ns VDD < 2.7V
SP40 TDIV2SCH, Setup Time of SDIx Data Input
10
—
—
ns
—
TDIV2SCL to SCKx Edge
SP41 TSCH2DIL, Hold Time of SDIx Data Input
TSCL2DIL to SCKx Edge
10
—
—
ns
—
SP50 TSSL2SCH, SSx ↓to SCKx ↑ or SCKx Input
175
—
—
ns
—
TSSL2SCL
SP51 TSSH2DOZ SSx ↑ to SDOx Output
High-Impedance (Note 3)
5
— 25 ns
—
SP52 TSCH2SSH SSx after SCKx Edge
TSCL2SSH
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 50 ns.
4: Assumes 50 pF load on all SPIx pins.
© 2011-2012 Microchip Technology Inc.
Preliminary
DS61168D-page 265