Microchip Technology MA330019 Scheda Tecnica
dsPIC33FJ32MC302/304, dsPIC33FJ64MCX02/X04 AND dsPIC33FJ128MCX02/X04
DS70291G-page 394
© 2007-2012 Microchip Technology Inc.
TABLE 31-39: SPIx SLAVE MODE (FULL-DUPLEX, CKE = 0, CKP = 0, SMP = 0) TIMING
REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature
(unless otherwise stated)
Operating temperature
-40°C
≤ T
A
≤ +85°C for Industrial
-40°C
≤ T
A
≤ +125°C for Extended
Param
No.
Symbol
Characteristic
(1)
Min
Typ
(2)
Max
Units
Conditions
SP70
TscP
Maximum SCK Input Frequency
—
—
11
MHz
See Note 3
SP72
TscF
SCKx Input Fall Time
—
—
—
ns
See parameter
and Note 4
SP73
TscR
SCKx Input Rise Time
—
—
—
ns
See parameter
and Note 4
SP30
TdoF
SDOx Data Output Fall Time
—
—
—
ns
See parameter
and Note 4
SP31
TdoR
SDOx Data Output Rise Time
—
—
—
ns
See parameter
and Note 4
SP35
TscH2doV,
TscL2doV
TscL2doV
SDOx Data Output Valid after
SCKx Edge
—
6
20
ns
—
SP36
TdoV2scH,
TdoV2scL
TdoV2scL
SDOx Data Output Setup to
First SCKx Edge
30
—
—
ns
—
SP40
TdiV2scH,
TdiV2scL
TdiV2scL
Setup Time of SDIx Data Input
to SCKx Edge
30
—
—
ns
—
SP41
TscH2diL,
TscL2diL
TscL2diL
Hold Time of SDIx Data Input
to SCKx Edge
30
—
—
ns
—
SP50
TssL2scH,
TssL2scL
TssL2scL
SSx
↓ to SCKx ↑ or SCKx Input
120
—
—
ns
—
SP51
TssH2doZ
SSx
↑ to SDOx Output
High-Impedance
(4)
10
—
50
ns
—
SP52
TscH2ssH
TscL2ssH
SSx after SCKx Edge
1.5 T
CY
+ 40
—
—
ns
See Note 4
Note 1: These parameters are characterized, but are not tested in manufacturing.
2: Data in “Typ” column is at 3.3V, 25°C unless otherwise stated.
3: The minimum clock period for SCKx is 91 ns. Therefore, the SCK clock generated by the Master must not
3: The minimum clock period for SCKx is 91 ns. Therefore, the SCK clock generated by the Master must not
violate this specification.
4: Assumes 50 pF load on all SPIx pins.