參數(shù)資料
型號(hào): K4S643232C-TL55
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: Dual Low-Noise Precision Rail-To-Rail Operational Amplifier 14-SOIC
中文描述: 200萬× 32內(nèi)存為512k × 32 × 4銀行同步DRAM LVTTL
文件頁數(shù): 33/43頁
文件大小: 1155K
代理商: K4S643232C-TL55
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
CMOS SDRAM
K4S643232C
REV. 1.1 Nov. '99
- 33
Read & Write Cycle with Auto Precharge I @Burst Length=4
HIGH
Row Active
(A-Bank)
1.
t
RCD
should be controlled to meet minimum
t
RAS
before internal precharge start.
(In the case of Burst Length=1 & 2, BRSW mode and Block write)
Row Active
(B-Bank)
Read with
Auto Precharge
(A-Bank)
Auto Precharge
Start Point
(B-Bank)
Auto Precharge
Start Point
(A-Bank)
Write with
Auto Precharge
(B-Bank)
ADDR
CAS
RAS
CS
CKE
CLOCK
WE
DQM
RAa
RBb
CAa
RBb
CBb
*Note :
: Don
t care
(CL=2)
(CL=3)
DQ
DQ
RAa
QAa0
QAa1
QAa2
QAa3
QAa0
QAa1
QAa2
QAa3
DBb0
DBb1
DBb2
DBb3
DBb0
DBb1
DBb2
DBb3
BA
0
A
10
/AP
BA
1
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