參數(shù)資料
型號(hào): HYB 39S256400CT
廠商: SIEMENS AG
英文描述: 256-Mbit(4banks × 16MBit × 4) Synchronous DRAM(256M(4列 × 16M位 × 4)同步動(dòng)態(tài)RAM)
中文描述: 256兆位(4banks × 16兆× 4)同步DRAM(256M(4列× 1,600位× 4)同步動(dòng)態(tài)RAM)的
文件頁(yè)數(shù): 16/41頁(yè)
文件大?。?/td> 327K
代理商: HYB 39S256400CT
INFINEON Technologies
16
1.00
HYB39S256400/800/160CT(L)
256MBit Synchronous DRAM
AC Characteristics
1)2)
T
A
= 0 to 70
°
C;
V
SS
= 0 V;
Vdd
= 3.3 V
±
0.3 V,
t
T
= 1 ns
Parameter
Symbol
Limit Values
Unit
-7.5
PC133-
333
-8
PC100-
222
-8A
PC100-
322
min.
max.
min.
max.
min.
max.
Clock and Clock Enable
Clock Cycle Time
CAS Latency = 3
CAS Latency = 2
t
CK
7.5
10
8
10
8
12
ns
ns
Clock Frequency
CAS Latency = 3
CAS Latency = 2
t
CK
133
100
125
100
125
83
MHz
MHz
Access Time from Clock
CAS Latency = 3
CAS Latency = 2
t
AC
5.4
6
6
6
6
6
ns
ns
2,
3,
6
Clock High Pulse Width
t
CH
t
CL
t
T
2.5
3
3
ns
Clock Low Pulse Width
2.5
3
3
ns
Transition time
0.3
1.2
0.5
10
0.5
10
ns
Setup and Hold Times
Input Setup Time
t
IS
t
IH
t
CKS
t
CKH
t
RSC
t
SB
1.5
2
2
ns
4
Input Hold Time
0.8
1
1
ns
4
CKE Setup Time
1.5
2
2
ns
4
CKE Hold Time
0.8
1
1
ns
4
Mode Register Set-up time
2
2
2
CLK
Power Down Mode Entry Time
0
7.5
0
8
0
8
ns
Common Parameters
Row to Column Delay Time
t
RCD
t
RP
t
RAS
t
RC
t
RRD
20
20
20
ns
5
Row Precharge Time
20
20
20
ns
5
Row Active Time
45
100k
48
100k
48
100k
ns
5
Row Cycle Time
67
70
70
ns
5
Activate(a) to Activate(b)
Command period
15
16
16
ns
5
相關(guān)PDF資料
PDF描述
HYB 39S256800CT 256-Mbit(4banks × 8MBit × 8) Synchronous DRAM(256M(4列 × 8M位 × 8)同步動(dòng)態(tài)RAM)
HYB 39S256160CT 256-Mbit(4banks × 4MBit × 16) Synchronous DRAM(256M(4列 × 4M位 × 16)同步動(dòng)態(tài)RAM)
HYB 39S64160AT 4M x 16 MBit Synchronous DRAM for High Speed Graphics Applications(64M位(4M x 16)同步動(dòng)態(tài)RAM(用于高速圖形場(chǎng)合))
HYB 39S64160BT 4M x 16 MBit Synchronous DRAM for High Speed Graphics Applications(64M位(4列 × 1M位 × 16)同步動(dòng)態(tài)RAM(用于高速圖形場(chǎng)合))
HYB 39S64400BT 64MBit Synchronous DRAM(64M位(4列 × 4M位 × 4)同步動(dòng)態(tài)RAM)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HYB39S256400CT-7.5 制造商:Infineon Technologies AG 功能描述:64M X 4 SYNCHRONOUS DRAM, 5.4 ns, PDSO54
HYB39S256400CT-8 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:x4 SDRAM
HYB39S256400CT-8A 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:x4 SDRAM
HYB39S256400CTL-7.5 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:x4 SDRAM
HYB39S256400CTL-8 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:x4 SDRAM