參數(shù)資料
型號(hào): MPC8250AZULHDX
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 250 MHz, RISC PROCESSOR, PBGA480
封裝: 37.50 X 37.50 MM, 1.55 MM HEIGHT, 1.27 MM PITCH, TBGA-480
文件頁(yè)數(shù): 8/62頁(yè)
文件大?。?/td> 945K
代理商: MPC8250AZULHDX
MPC8250 Hardware Specifications, Rev. 2
16
Freescale Semiconductor
Electrical and Thermal Characteristics
Figure 8 shows PIO, timer, and DMA signals.
Figure 8. PIO, Timer, and DMA Signal Diagram
Table 9 lists SIU input characteristics.
Table 9. AC Characteristics for SIU Inputs 1
1
Input specifications are measured from the 50% level of the signal to the 50% level of the rising edge of CLKIN.
Timings are measured at the pin.
Spec Number
Characteristic
Setup (ns)
Hold (ns)
Max
Min
66 MHz 83 MHz 66 MHz 83 MHz
sp11
sp10
AACK/ARTRY/TA/TS/TEA/DBG/BG/BR
65
0.5
sp12
sp10
Data bus in normal mode
5
4
0.5
sp13
sp10
Data bus in ECC and PARITY modes
8
6
0.5
sp14
sp10
DP pins
7
6
0.5
sp15
sp10
All other pins
5
4
0.5
Sys clk
PIO/IDMA/TIMER[TGATE assertion] input signals
IDMA output signals
sp22
sp23
sp42/sp43
TIMER(sp42/43)/ PIO(sp42a/sp43a)
sp42a/sp43a
output signals
sp42/sp43
TIMER input signal [TGATE deassertion]
sp22
sp23
Note: TGATE is asserted on the rising edge of the clock; it is deasserted on the falling edge.
(See note)
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