參數(shù)資料
型號(hào): VG36641641DT
廠商: Electronic Theatre Controls, Inc.
英文描述: CMOS Synchronous Dynamic RAM
中文描述: 同步動(dòng)態(tài)隨機(jī)存儲(chǔ)器的CMOS
文件頁數(shù): 18/69頁
文件大小: 1364K
代理商: VG36641641DT
Document :1G5-0177
Rev.2
Page 18
VIS
VG36644041DT / VG36648041DT / VG36641641DT
CMOS Synchronous Dynamic RAM
A12
0
A13
0
Result
Select Bank A
“Activate “ command
Select Bank B
“Activate” command
Select Bank C
“Activate” command
Select Bank D
“Activate” command
0
1
1
0
1
1
0
1
Disables Auto-Precharge (End of Burst)
Enables Auto - Precharge (End of Burst)
(Activate command)
A0 A1
A2
A3
A4
A5
A6
A7
A8
A9 A10 A11 A12 A13
6.Address Bits of Bank-Select and Precharge
A10
0
0
0
0
1
A12 A13 Result
0
0
0
1
1
0
1
1
X
X
Precharge Bank A
Precharge Bank B
Precharge Bank C
Precharge Bank D
Precharge All Banks
A12
0
A13
0
Result
Enables Read/Write
commands for Bank A
Enables Read/Write
commands for Bank B
Enables Read/Write
commands for Bank C
Enables Read/Write
commands for Bank D
0
1
1
0
1
1
Row
(Precharge command)
A0 A1
A2
A3
A4
A5
A6
A7
A8
A9 A10 A11 A12 A13
Row
(CAS strobes)
A0 A1
A2
A3
A4
A5
A6
A7
A8
A9 A10 A11 A12 A13
Co1.
X: Don't care
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