參數(shù)資料
型號: MCC501RX200TD0B
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PBGA838
封裝: BGA-838
文件頁數(shù): 71/102頁
文件大小: 1929K
代理商: MCC501RX200TD0B
January 21, 2002 — Preliminary Version
C-Port Confidential
70
CHAPTER 3: ELECTRICAL SPECIFICATIONS
Figure 12 System Clock Timing Diagram
Tsc
Tsh
SCLK
Cycle 1
Cycle 2
Cycle 3
Cycle 4
Cycle 5
SCLKX
CCLKn
TccN
Tsl
Tcch
Tccl
Table 37 System Clock Timing Description
Symbol Parameter
Min
Typ
Max
Unit Comment
1X Clk Mode 2X Clk Mode
Tsc
System Cycle Time
6.0
5.0
4.3
3.0
2.5
2.14
ns
166MHz core clock
200MHz core clock
233MHz core clock
Tsh
Sys Clk High Pulse
45
30
55
70
Duty cycle*
Tsl
Sys Clk Low Pulse
45
30
55
70
Duty cycle
Tcc0
CCLK0 Cycle Time
647.67
ns
T1
Tcc1
CCLK1 Cycle Time
488.28
ns
E1
Tcc2
CCLK2 Cycle Time
29.097
ns
E3
Tcc3
CCLK3 Cycle Time
22.353
ns
T3
Tcc4
CCLK4 Cycle Time
20.00
ns
RMII
Tcc5
CCLK5 Cycle Time
9.412
ns
Fibre Channel
Tcc6
CCLK6 Cycle Time
8.00
ns
GMII
Tcc7
CCLK7 Cycle Time
6.43
ns
OC-3
Tcch
CCLKm High Time
40%
60%
% cycle pulse is high
Tccl
CCLKm Low Time
40%
60%
% cycle pulse is low
* Pulse duty cycle measured at crossing voltage of SCLK/SCLKX
The frequencies specified for CCLK0 - CCLK7 allow full flexibility for the C-5 NP . Clock inputs associated with a specific protocol should be tied to ground
when that protocol is not used by the C-5 NP . It is also possible to use one or more CCLKn inputs for other frequencies; contact your C-Port
representative for more information.
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