参数资料
型号: MPC8541PXAQE
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 1000 MHz, RISC PROCESSOR, PBGA783
封装: 29 X 29 MM, 3.75 MM HEIGHT, 1 MM PITCH, FLIP CHIP, PLASTIC, BGA-783
文件页数: 2/88页
文件大小: 1110K
代理商: MPC8541PXAQE
MPC8541E PowerQUICC III Integrated Communications Processor Hardware Specification, Rev. 4.2
10
Freescale Semiconductor
Electrical Characteristics
Figure 2 shows the undershoot and overshoot voltages at the interfaces of the MPC8541E.
Figure 2. Overshoot/Undershoot Voltage for GVDD/OVDD/LVDD
The MPC8541E core voltage must always be provided at nominal 1.2 V (see Table 2 for actual
recommended core voltage). Voltage to the processor interface I/Os are provided through separate sets of
supply pins and must be provided at the voltages shown in Table 2. The input voltage threshold scales with
respect to the associated I/O supply voltage. OVDD and LVDD based receivers are simple CMOS I/O
circuits and satisfy appropriate LVCMOS type specifications. The DDR SDRAM interface uses a
single-ended differential receiver referenced the externally supplied MVREF signal (nominally set to
GVDD/2) as is appropriate for the SSTL2 electrical signaling standard.
GND
GND – 0.3 V
GND – 0.7 V
Not to Exceed 10%
G/L/OVDD + 20%
G/L/OVDD
G/L/OVDD + 5%
of tSYS
1
1. Note that tSYS refers to the clock period associated with the SYSCLK signal.
VIH
VIL
Note:
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