參數(shù)資料
型號: HYB 39S128800CT
廠商: SIEMENS AG
英文描述: 128-Mbit(4banks × 4MBit × 8) Synchronous DRAM(128M(4列 × 4M位 × 8)同步動態(tài)RAM)
中文描述: 128兆位(4banks ×的4Mb × 8)同步DRAM(128M的(4 × 4分列位× 8)同步動態(tài)RAM)的
文件頁數(shù): 23/42頁
文件大小: 280K
代理商: HYB 39S128800CT
HYB39S128400/800/160CT(L)
128MBit Synchronous DRAM
Semiconductor Group
22
3. Read Interrupted by a Read
4. Read to Write Intrerval
4.1 Read to Write Interval
SPT03713
CLK
Read A
T0
T1
T2
T3
T4
T5
T6
T7
T8
Command
DOUT A0
DOUT B0
DOUT B1 DOUT B2
NOP
NOP
NOP
NOP
NOP
NOP
NOP
latency = 2
, DQ’s
CK2
t
CK3
latency = 3
t
, DQ’s
(Burst Length = 4, CAS latency = 2, 3)
CAS
CAS
Read B
DOUT B3
DOUT B1
DOUT A0
DOUT B0
DOUT B3
DOUT B2
Commands = 4 + 1 = 5 cycles
Minimum delay between the Read and Write
DOUT A0
DQ’s
(Burst Length = 4, CAS latency = 3)
DQMx
Command
CLK
NOP
Read A
T0
T1
NOP
NOP
T2
T3
the Write Command
Must be Hi-Z before
DIN B0
DIN B1
SPT03787
DIN B2
DQW
NOP
DQZ
t
NOP
t
T4
T5
Write B
NOP
T6
T7
NOP
T8
"H" or "L"
Write latency
of DQMx
相關PDF資料
PDF描述
HYB 39S16160CT-5.5 1M × 16-Mbit Synchronous DRAM for High-Speed Graphics Applications(16M位(1M × 16)同步動態(tài)RAM(用于高速圖形場合))
HYB 39S16160CT-6 1M × 16-Mbit Synchronous DRAM for High-Speed Graphics Applications(16M位(1M × 16)同步動態(tài)RAM(用于高速圖形場合))
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HYB 39S256160T 256-Mbit(4banks × 4MBit × 16) Synchronous DRAM(256M(4列 × 4M位 × 16)同步動態(tài)RAM)
HYB 39S256400T 256-Mbit(4banks × 16MBit × 4) Synchronous DRAM(256M(4列 × 16M位 × 4)同步動態(tài)RAM)
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