參數(shù)資料
型號(hào): K4S160822D
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 2Mx8 SDRAM 1M x 8bit x 2 Banks Synchronous DRAM LVTTL
中文描述: 2Mx8 SDRAM的1M × 8位× 2銀行同步DRAM LVTTL
文件頁(yè)數(shù): 34/46頁(yè)
文件大小: 1183K
代理商: K4S160822D
KM48S2120D
CMOS SDRAM
- 34
Rev.1.0 (Mar. 1999)
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Page Read Cycle at Different Bank @Burst Length=4
HIGH
Row Active
(A-Bank)
Row Active
(B-Bank)
Read
(A-Bank)
Read
(B-Bank)
: Don't care
*Note :
1. CS can be don't cared when RAS, CAS and WE are high at the clock high going dege.
2. To interrupt a burst read by row precharge, both the read and the precharge banks must be the same.
Read
(A-Bank)
*Note 2
*Note 1
Read
(B-Bank)
Read
(A-Bank)
Precharge
(A-Bank)
BA
A
10
/AP
CL=2
CL=3
DQ
ADDR
CAS
RAS
CS
CKE
CLOCK
WE
DQM
RAa
RBb
RAa
RBb
CAa
CBb
CBd
CAc
CAe
QAa0
QAa1
QAa2 QAa3
QBb0 QBb1 QBb2 QBb3
QAc0
QAc1
QBd0
QBd1
QAe0 QAe1
QAa0
QAa1
QAa2 QAa3
QBb0 QBb1 QBb2 QBb3
QAc0
QAc1
QBd0
QBd1
QAe0 QAe1
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