參數(shù)資料
型號: HYB 39S256160T
廠商: SIEMENS AG
英文描述: 256-Mbit(4banks × 4MBit × 16) Synchronous DRAM(256M(4列 × 4M位 × 16)同步動態(tài)RAM)
中文描述: 256兆位(4banks ×的4Mb × 16)同步DRAM(256M(4列× 4分位× 16)同步動態(tài)RAM)的
文件頁數(shù): 27/47頁
文件大?。?/td> 316K
代理商: HYB 39S256160T
HYB39S256400/800/160T
256MBit Synchronous DRAM
Semiconductor Group
26
7. Burst Write and Read with Auto Precharge
7.1 Burst Write with Auto-Precharge
)
7.2 Burst Read with Auto-Precharge
COMMAND
NOP
NOP
NOP
WRITE A
Auto-Precharge
CLK
T0
T2
T1
T3
T4
T5
T6
T7
T8
NOP
BANK A
ACTIVE
NOP
NOP
DIN A0
DIN A1
DIN A0
DIN A1
*
*
DQ’s
CAS latency = 2
DQ’s
CAS latency = 3
Begin Autoprecharge
Bank can be reactivated after trp
t
WR
t
WR
t
RP
t
RP
NOP
COMMAND
READ A
with AP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
t
CK2,
DQ’s
CAS latency = 2
t
CK3,
DQ’s
CAS latency = 3
NOP
CLK
T0
T2
T1
T3
T4
T5
T6
T7
T8
DOUT A0
DOUT A1
DOUT A2
*
*
DOUT A0
DOUT A1
DOUT A2
DOUT A3
Begin Autoprecharge
Bank can be reactivated after trp
t
RP
t
RP
(Burst Length = 4, CAS latency = 2,3)
相關PDF資料
PDF描述
HYB 39S256400T 256-Mbit(4banks × 16MBit × 4) Synchronous DRAM(256M(4列 × 16M位 × 4)同步動態(tài)RAM)
HYB 39S256800T 256-Mbit(4banks × 8MBit × 8) Synchronous DRAM(256M(4列 × 8M位 × 8)同步動態(tài)RAM)
HYB 39S256400AT 256-Mbit(4banks × 16MBit × 4) Synchronous DRAM(256M(4列 × 16M位 × 4)同步動態(tài)RAM)
HYB 39S256800AT 256-Mbit(4banks × 8MBit × 8) Synchronous DRAM(256M(4列 × 8M位 × 8)同步動態(tài)RAM)
HYB 39S256160AT 256-Mbit(4banks × 4MBit × 16) Synchronous DRAM(256M(4列 × 4M位 × 16)同步動態(tài)RAM)
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