参数资料
型号: CWMPCEVB5200BE
厂商: Freescale Semiconductor
文件页数: 5/72页
文件大小: 0K
描述: BOARD MPC5200B W/256MB
标准包装: 1
类型: MPU
适用于相关产品: MPC5200B
所含物品:
MPC5200B Data Sheet, Rev. 4
Freescale Semiconductor
13
Input conditions:
All Inputs: tr, tf <= 1 ns
Output Loading:
All Outputs: 50 pF
1.3.2
AC Operating Frequency Data
Table 12 provides the operating frequency information for the MPC5200B.
1.3.3
Clock AC Specifications
Figure 2. Timing Diagram—SYS_XTAL_IN
Table 12. Clock Frequencies
Min
Max
Units
SpecID
1
e300 Processor Core
400
MHz
A1.1
2
SDRAM Clock
133
MHz
A1.2
3
XL Bus Clock
133
MHz
A1.3
4
IP Bus Clock
133
MHz
A1.4
5
PCI / Local Plus Bus Clock
66
MHz
A1.5
6
PLL Input Range
15.6
35
MHz
A1.6
Table 13. SYS_XTAL_IN Timing
Sym
Description
Min
Max
Units
SpecID
tCYCLE
SYS_XTAL_IN cycle time.(1)
1 CAUTION—The SYS_XTAL_IN frequency and system PLL_CFG[0–6] settings must be chosen such that the resulting
system frequencies do not exceed their respective maximum or minimum operating frequencies. See the MPC5200B
User’s Manual (MPC5200BUM).
28.6
64.1
ns
A2.1
tRISE
SYS_XTAL_IN rise time.
5.0
ns
A2.2
tFALL
SYS_XTAL_IN fall time.
5.0
ns
A2.3
tDUTY
SYS_XTAL_IN duty cycle (measured at VM).
(2)
2 SYS_XTAL_IN duty cycle is measured at V
M.
40.0
60.0
%
A2.4
CVIH
SYS_XTAL_IN input voltage high
2.0
V
A2.5
CVIL
SYS_XTAL_IN input voltage low
0.8
V
A2.6
tFALL
tRISE
tCYCLE
SYSCLK
tDUTY
CVIH
CVIL
VM
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