參數(shù)資料
型號(hào): MC8610VT800GZ
廠商: FREESCALE SEMICONDUCTOR INC
元件分類(lèi): 微控制器/微處理器
英文描述: MICROPROCESSOR, PBGA783
封裝: 29 X 29 MM, ROHS COMPLIANT, PLASTIC, FCBGA-783
文件頁(yè)數(shù): 22/96頁(yè)
文件大小: 1237K
代理商: MC8610VT800GZ
Electrical Characteristics
MPC8610 Integrated Host Processor Hardware Specifications, Rev. 2
Freescale Semiconductor
29
2.6.2.2
DDR SDRAM Output AC Timing Specifications
Table 22. DDR SDRAM Output AC Timing Specifications
At recommended operating conditions.
Parameter
Symbol1
Min
Max
Unit
Notes
MCK[n] cycle time, MCK[n]/MCK[n] crossing
tMCK
310
ns
2
MCK duty cycle
533 MHz
400 MHz
333 MHz
tMCKH/tMCK
47
53
%
8
ADDR/CMD output setup with respect to MCK
tDDKHAS
ns
3
533 MHz
400 MHz
333 MHz
1.48
1.95
2.40
7
ADDR/CMD output hold with respect to MCK
tDDKHAX
ns
3
533 MHz
400 MHz
333 MHz
1.48
1.95
2.40
7
MCS[n] output setup with respect to MCK
tDDKHCS
ns
3
533 MHz
400 MHz
333 MHz
1.48
1.95
2.40
7
MCS[n] output hold with respect to MCK
tDDKHCX
ns
3
533 MHz
400 MHz
333 MHz
1.48
1.95
2.40
7
MCK to MDQS Skew
tDDKHMH
–0.6
0.6
ns
4
MDQ/MECC/MDM output setup with respect
to MDQS
tDDKHDS,
tDDKLDS
ps
5
533 MHz
400 MHz
333 MHz
590
700
900
7
MDQ/MECC/MDM output hold with respect to
MDQS
tDDKHDX,
tDDKLDX
ps
5
533 MHz
400 MHz
333 MHz
590
700
900
7
MDQS preamble start
tDDKHMP
–0.5
× tMCK – 0.6
–0.5
× tMCK +0.6
ns
6
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