參數(shù)資料
型號(hào): am29245eh
廠商: Advanced Micro Devices, Inc.
英文描述: Enhanced High-Performance RISC Microcontrollers
中文描述: 增強(qiáng)高性能RISC微控制器
文件頁數(shù): 28/36頁
文件大小: 401K
代理商: AM29245EH
P R E L I M I N A R Y
28
Am29240 EH Microcontroller Series
SWITCHING WAVEFORMS (continued)
Row
Addr
Column Address
+2/4
+4/8
+6/12
MEMCLK
A14–A1
RAS3–RAS0
ID31–ID0
IPD3–IDP0
WE
CAS3–CAS0
R/W
TR/OE
1.5 V
1.5 V
1.5 V
1.5 V
16b
15 + T/2
15
16b
15
16b
15
1.5 V
1.5 V
1.5 V
1.5 V
1.5 V
Note
: May be repeated up to 1-Kbyte address boundary.
1.5 V
16b
Figure 7. 2/1 DRAM Page-Mode Read Cycle
Note
: May be repeated up to 1-Kbyte address boundary.
Data
Data
Column Address
+2/4
+4/8
+6/12
Data
Data
Row
Addr
MEMCLK
A14–A1
RAS3–RAS0
ID31–ID0
IDP3–IDP0
WE
CAS3–CAS0
R/W
TR/OE
Figure 8. 2/1 DRAM Page-Mode Write Cycle
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