MPC857T Freescale Semiconductor, Inc, MPC857T Datasheet - Page 65

• Manufacturer Part Number: MPC857T
• Description: Mpc857t Powerquicc Integrated Communications Processor
• Manufacturer: Freescale Semiconductor, Inc

11.11 SPI Slave AC Electrical Specifications
Table 25
Freescale Semiconductor
Num
170
171
172
173
174
175
176
177
SPIMISO
SPIMOSI
(Output)
(Output)
(Output)
SPICLK
SPICLK
(Input)
(CI=0)
(CI=1)
provides the SPI slave timings as shown in
Slave cycle time
Slave enable lead time
Slave enable lag time
Slave clock (SPICLK) high or low time
Slave sequential transfer delay (does not require deselect)
Slave data setup time (inputs)
Slave data hold time (inputs)
Slave access time
161
MPC862/857T/857DSL PowerQUICC™ Family Hardware Specifications, Rev. 3
162
163
161
msb
167
Figure 67. SPI Master (CP = 1) Timing Diagram
msb
Characteristic
Table 25. SPI Slave Timing
167
166
165
Data
Data
160
Figure 68
166
167
though
164
lsb
lsb
166
Figure
All Frequencies
Min
15
15
20
20
—
2
1
1
69.
CPM Electrical Characteristics
Max
50
—
—
—
—
—
—
—
msb
msb
Unit
t
t
t
ns
ns
ns
ns
ns
cyc
cyc
cyc
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