PIC32MX440F256H-80I Datasheet, PDF (618/646 Pages) Microchip Technology – 64/100-Pin General Purpose and USB 32-Bit Flash Microcontrollers

PIC32MX3XX/4XX
TABLE 30-31: 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
SP71 TSCH
SCKx Input Low Time⁽³⁾
SCKx Input High Time⁽³⁾
TSCK/2
—
TSCK/2
—
— nsec
— nsec
SP72 TSCF
SCKx Input Fall Time
—
5
10 nsec
SP73 TSCR
SP30 TDOF
SP31 TDOR
SCKx Input Rise Time
—
SDOx Data Output Fall Time⁽⁴⁾
—
SDOx Data Output Rise Time⁽⁴⁾
—
5
10 nsec
—
— nsec
See parameter
DO32
—
— nsec
See parameter
DO31
SP35 TSCH2DOV, SDOx Data Output Valid after
—
TSCL2DOV SCKx Edge
—
15 nsec
SP40 TDIV2SCH, Setup Time of SDIx Data Input
10
TDIV2SCL to SCKx Edge
—
— nsec
SP41 TSCH2DIL, Hold Time of SDIx Data Input
10
TSCL2DIL to SCKx Edge
—
— nsec
SP50 TSSL2SCH, SSx ↓ to SCKx ↓ or SCKx ↑
60
—
— nsec
TSSL2SCL Input
SP51 TSSH2DOZ SSx ↑ to SDOX Output
High-Impedance⁽⁴⁾
5
—
25 nsec
SP52 TSCH2SSH SSx ↑ after SCKx Edge
TSCL2SSH
TSCK + 20
—
— nsec
SP60 TSSL2DOV SDOx Data Output Valid after
—
SSx Edge
—
25 nsec
Note 1:
2:
3:
4:
These parameters are characterized but not tested in manufacturing.
Data in “Typical” column is at 3.3V, 25°C unless otherwise stated. Parameters are for design guidance only
and are not tested.
The minimum clock period for SCKx is 40 nsec.
Assumes 50 pF load on all SPIx pins.
DS61143E-page 616
Preliminary
© 2008 Microchip Technology Inc.