dsPIC30F1010/202X
DS70178C-page 256
Preliminary
2006 Microchip Technology Inc.
FIGURE 21-14:
SPI MODULE SLAVE MODE (CKE = 0) TIMING CHARACTERISTICS
TABLE 21-29: SPI MODULE SLAVE MODE (CKE = 0) TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 3.3V and 5.0V (±10%)
(unless otherwise stated)
Operating temperature
-40°C
≤ TA ≤ +85°C for Industrial
-40°C
≤ TA ≤ +125°C for Extended
Param
No.
Symbol
Characteristic(1)
Min
Typ(2)
Max
Units
Conditions
SP70
TscL
SCKX Input Low Time
30
—
ns
—
SP71
TscH
SCKX Input High Time
30
—
ns
—
SP72
TscF
SCKX Input Fall Time(3)
—10
25
ns
—
SP73
TscR
SCKX Input Rise Time(3)
—10
25
ns
—
SP30
TdoF
SDOX Data Output Fall Time(3)
—
ns
See parameter D032
SP31
TdoR
SDOX Data Output Rise Time(3)
—
ns
See parameter D031
SP35
TscH2doV
TscL2doV
SDOX Data Output Valid after
SCKX Edge
——
30
ns
—
SP40
TdiV2scH,
TdiV2scL
Setup Time of SDIX Data Input
to SCKX Edge
20
—
ns
—
SP41
TscH2diL,
TscL2diL
Hold Time of SDIX Data Input
to SCKX Edge
20
—
ns
—
SP50
TssL2scH,
TssL2scL
SSX
↓ to SCKX↑ or SCKX↓ Input
120
—
ns
—
SP51
TssH2doZ
SSX
↑ to SDOX Output
High-impedance(3)
10
—
50
ns
—
SP52
TscH2ssH
TscL2ssH
SSX after SCK Edge
1.5 TCY
+ 40
——
ns
—
Note 1:
These parameters are characterized but not tested in manufacturing.
2:
Data in “Typ” column is at 5V, 25°C unless otherwise stated. Parameters are for design guidance only and
are not tested.
3:
Assumes 50 pF load on all SPI pins.
SSX
SCKX
(CKP = 0)
SCKX
(CKP = 1)
SDOX
SDI
SP50
SP40
SP41
SP30,SP31
SP51
SP35
SDIX
MSb
LSb
BIT14 - - - - - -1
MSb IN
BIT14 - - - -1
LSb IN
SP52
SP73
SP72
SP73
SP71
SP70