參數(shù)資料
型號(hào): MB86832-80PFV-G
元件分類(lèi): 微控制器/微處理器
英文描述: 32-BIT, 80 MHz, RISC PROCESSOR, PQFP176
封裝: 24 X 24 MM, 0.50 MM PITCH, EIAJ, PLASTIC, SQFP-176
文件頁(yè)數(shù): 31/54頁(yè)
文件大小: 269K
代理商: MB86832-80PFV-G
MB86832
Fujitsu Microelectronics, Inc.
37
Figure 12.
Bus Request and Grant Cycle
Figure 13.
Timing During a DRAM Read During Bus Grant Mode
CLKIN
–BGRNT
Processor Bus Cycle n Complete
–BREQ
Processor Bus Cycle n+1 Start
All Bus Drivers High-Impedance
CLKIN
-ASI
D<31:0>
RDWR
-BGRNT
-AS
-BREQ
Page MISS-HIT
Page Hit
Idle
VALID
Row
Column
Pullup required, as -BE2 is input mode
ADR<27:2>
ADR1/(-BE2)
-CS4
-RDYOUT
-RASx
-CASx
-BE<3:0>
CPU Driving
External Circuit driving
Floating
DRAM output
VALID
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