参数资料
型号: MPC8536EAVTANGA
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 800 MHz, MICROPROCESSOR, PBGA783
封装: 29 X 29 MM, 2.80 MM HEIGHT, 1 MM PITCH, LEAD FREE, PLASTIC, FCBGA-783
文件页数: 61/127页
文件大小: 1893K
代理商: MPC8536EAVTANGA
eSPI
MPC8536E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 3
Freescale Semiconductor
39
Figure 12 provides the AC test load for the SPI.
Figure 12. SPI AC Test Load
Figure 13 represent the AC timing from Table 21. Note that although the specifications generally reference the rising edge of
the clock, these AC timing diagrams also apply when the falling edge is the active edge.
Figure 13 shows the SPI timing in Master mode (internal clock).
Figure 13. SPI AC Timing in Master mode (Internal Clock) Diagram
SPI_CS outputs—Master data delay
tNIKHOV2
—6.0
ns
SPI inputs—Master data input setup time
tNIIVKH
5—
ns
SPI inputs—Master data input hold time
tNIIXKH
0—
ns
Notes:
1. Output specifications are measured from the 50% level of the rising edge of CLKIN to the 50% level of the signal.
Timings are measured at the pin.
2. The symbols used for timing specifications follow the pattern of t(first two letters of functional block)(signal)(state)
(reference)(state) for inputs and t(first two letters of functional block)(reference)(state)(signal)(state) for outputs. For example,
tNIKHOV symbolizes the NMSI outputs internal timing (NI) for the time tSPI memory clock reference (K) goes from
the high state (H) until outputs (O) are valid (V).
3. SPCOM[RxDelay] is set to 0.
4. SPCOM[RxDelay] is set to 1.
Table 21. SPI AC Timing Specifications1 (continued)
Characteristic
Symbol 2
Min
Max
Unit
Note
Output
Z0 = 50 Ω
OVDD/2
RL = 50 Ω
SPICLK (output)
tNIIXKH
tNIKHOV
Input Signals:
SPIMISO
(See Note)
Output Signals:
SPIMOSI
(See Note)
tNIIVKH
tNIKHOX
Output Signals:
SPI_CS[0:3]
(See Note)
tNIKHOV2
tNIKHOX2
Note: The clock edge is selectable on SPI.
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