參數(shù)資料
型號: MPC8308CVMAFD
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 266 MHz, MICROPROCESSOR, PBGA473
封裝: 19 X 19 MM, 0.80 MM PITCH, 1.39 MM HEIGHT, LEAD FREE, MAPBGA-473
文件頁數(shù): 56/88頁
文件大?。?/td> 2550K
代理商: MPC8308CVMAFD
MPC8308 PowerQUICC II Pro Processor Hardware Specification, Rev. 1
6
Freescale Semiconductor
Power Characteristics
The I/O power supply ramp-up slew rate should be slower than 4V/100
μs; this requirement is for ESD
circuit.
Note that there is no specific power-down sequence requirement for the device. I/O voltage supplies
(GVDD, LVDD, and NVDD) do not have any ordering requirements with respect to one another.
Figure 3. Power-Up Sequencing Example
3
Power Characteristics
The estimated typical power dissipation, not including I/O supply power for the device is shown in Table 4.
Table 5 shows the estimated typical I/O power dissipation.
Table 4. MPC8308 Power Dissipation1
1 The values do not include I/O supply power but do include core (AV
DD) and PLL (AVDD1,
AVDD2, XCOREVDD, XPADVDD, SDAVDD)
Core Frequency (MHz)
CSB Frequency (MHz)
Typical2
2 Typical power is based on best process, a voltage of V
DD = 1.0V and ambient temperature
of TA = 25° C
Maximum3
3 Maximum power is estimated based on best process, a voltage of V
DD = 1.05 V and
ambient temperature of TJ = 105° C
Unit
266
133
530
900
mW
333
133
565
950
mW
400
133
600
1000
mW
Note
s:
t
90%
V
Core Voltage (VDD)
I/O Voltage (GVDD, LVDD, and NVDD)
0
0.7 V
PORESET
>= 32
× tSYS_CLK_IN
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