Vault 7: Projects
This publication series is about specific projects related to the Vault 7 main publication.
© 2007 Microchip Technology Inc. Advance Information DS39699B-page 23-28
Section 23. Serial Peripheral Interface (SPI)
Serial Peripheral
Interface (SPI)
23
Figure 23-19: SPIx Module Slave Mode Timing Characteristics (CKE = 0)
Table 23-5: SPIx Module Slave Mode Timing Requirements (CKE = 0)
AC CHARACTERISTICS
Standard Operating Conditions: 2.0V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +85°C for Industrial
Param
No.
Symbol Characteristic Min Typ
(1)
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
(2)
— 10 25 ns
SP73 TscR SCKx Input Rise Time
(2)
— 10 25 ns
SP30 TdoF SDOx Data Output Fall Time
(2)
— 10 25 ns
SP31 TdoR SDOx Data Output Rise Time
(2)
— 10 25 ns
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 SCKx Edge 1.5 TCY + 40 — — ns
Note 1: Data in “Typ” column is at 3.3V, 25°C unless otherwise stated. Parameters are for design guidance only and
are not tested.
2: Assumes 50 pF load on all SPIx pins.
SSx
SCKx
(CKP = 0)
SCKx
(CKP = 1)
SDOx
SDI
SP50
SP40
SP41
SP30,SP31
SP51
SP35
SDIx
MSb LSb
Bit 14 - - - - - -1
Bit 14 - - - -1
LSb In
SP52
SP73
SP72
SP72
SP73
SP71 SP70
MSb In
Protego_Release_01_05-Related-OEM-Documentation-PIC24FJ32MC10X-Reference_Manual-Section23-Serial_Peripheral_Interface.pdf