Microchip Technology MA330026 Ficha De Dados
2011-2014 Microchip Technology Inc.
DS70000652F-page 317
dsPIC33FJ16(GP/MC)101/102 AND dsPIC33FJ32(GP/MC)101/102/104
FIGURE 26-20:
SPIx MASTER MODE (HALF-DUPLEX, TRANSMIT ONLY, CKE = 1) TIMING
CHARACTERISTICS FOR dsPIC33FJ32(GP/MC)10X
CHARACTERISTICS FOR dsPIC33FJ32(GP/MC)10X
TABLE 26-38: SPIx MASTER MODE (HALF-DUPLEX, TRANSMIT ONLY) TIMING REQUIREMENTS
FOR dsPIC33FJ32(GP/MC)10X
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
Min
Typ
Max
Units
Conditions
SP10
TscP
Maximum SCKx Frequency
—
—
15
MHz
See Note
SP20
TscF
SCKx Output Fall Time
—
—
—
ns
See Parameter
and Note
SP21
TscR
SCKx Output Rise Time
—
—
—
ns
See Parameter
and Note
SP30
TdoF
SDOx Data Output Fall Time
—
—
—
ns
See Parameter
and Note
SP31
TdoR
SDOx Data Output Rise Time
—
—
—
ns
See Parameter
and Note
SP35
TscH2doV,
TscL2doV
TscL2doV
SDOx Data Output Valid after
SCKx Edge
SCKx Edge
—
6
20
ns
SP36
TdiV2scH,
TdiV2scL
TdiV2scL
SDOx Data Output Setup to
First SCKx Edge
First SCKx Edge
30
—
—
ns
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 66.7 ns. Therefore, the clock generated in Master mode must not
violate this specification.
violate this specification.
4:
Assumes 50 pF load on all SPIx pins.
SCKx
(CKP = 0)
(CKP = 0)
SCKx
(CKP = 1)
(CKP = 1)
SDOx
SP10
SP21
SP20
SP35
SP20
SP21
MSb
LSb
Bit 14 - - - - - -1
SP30, SP31
Note: Refer to
SP36