- 您現在的位置：買賣IC網 > PDF目錄371089 > MCM64E918 (Motorola, Inc.) 8M Bit synchronous late write fast static RAM(8M位同步遲寫快速靜態RAM) PDF資料下載
參數資料
| 型號： | MCM64E918 |
| 廠商： | Motorola, Inc. |
| 英文描述： | 8M Bit synchronous late write fast static RAM(8M位同步遲寫快速靜態RAM) |
| 中文描述： | 晚8分位同步靜態隨機存儲器寫入速度（800萬位同步遲寫快速靜態內存） |
| 文件頁數： | 9/24頁 |
| 文件大小： | 503K |
| 代理商： | MCM64E918 |
MCM64E918
MCM64E836
9
MOTOROLA FAST SRAM
AC OPERATING CONDITIONS AND CHARACTERISTICS
(2.375 V
≤
VDD
≤
2.625 V, 1.4 V
≤
VDDQ
≤
1.9 V, Unless Otherwise Noted)
Input Pulse Levels
Input Rise/Fall Time
Input Timing Measurement Reference Level
0.25 V to 1.25 V
1 V/ns (20% to 80%)
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . .
VDDQ/2
Output Timing Measurement Reference Level
Output Load
. . . . . . . . . . . . . . . . . . . . . . . . . .
R
θ
JA Device
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VDDQ/2
. . . . . . . . . . .
Differential Cross–Point
TBD
READ AND WRITE CYCLE TIMING
Parameter
Symbol
b l
64E918–3.0
64E836–3.0
64E918–3.3
64E836–3.3
64E918–4.0
64E836–4.0
64E918–4.4
64E836–4.4
64E918–5.0
64E836–5.0
U i
Unit
Notes
Min
Max
Min
Max
Min
Max
Min
Max
Min
Max
Cycle Time
tKHKH
tKHKL
3
—
3.3
—
4
—
4.4
—
5
—
ns
CK Clock High Pulse
Width
1.2
—
1.3
—
1.6
—
1.8
—
2
—
ns
CK Clock Low Pulse
Width
tKLKH
1.2
—
1.3
—
1.6
—
1.8
—
2
—
ns
CQ Low to CQ High
tCLCH
tKLKH
– 100
ps
tKLKH
+ 100
ps
tKLKH
– 100
ps
tKLKH
+ 100
ps
tKLKH
– 100
ps
tKLKH
+ 100
ps
tKLKH
– 100
ps
tKLKH
+ 100
ps
tKLKH
– 100
ps
tKLKH
+ 100
ps
CQ High to CQ Low
tCHCL
tKHKL
– 100
ps
tKHKL
+ 100
ps
tKHKL
– 100
ps
tKHKL
+ 100
ps
tKHKL
– 100
ps
tKHKL
+ 100
ps
tKHKL
– 100
ps
tKHKL
+ 100
ps
tKHKL
– 100
ps
tKHKL
+ 100
ps
Setup Times:
Address Valid to CK
Crossing
Burst Control Valid to
CK Crossing
Data In Valid to CK
Crossing
tAVKH
tBVKH
tDVKX
0.5
0.5
0.3
—
—
—
0.5
0.5
0.3
—
—
—
0.5
0.5
0.3
—
—
—
0.5
0.5
0.3
—
—
—
0.5
0.5
0.3
—
—
—
ns
1
Hold Times:
CK Crossing to
Address Don’t Care
CK Crossing to Burst
Control Don’t Care
CK Crossing to Data
In Don’t Care
tKHAX
tKHBX
tKXDX
0.5
0.5
0.3
—
—
—
0.5
0.5
0.3
—
—
—
0.5
0.5
0.3
—
—
—
0.5
0.5
0.3
—
—
—
0.5
0.5
0.3
—
—
—
ns
1
CK Crossing to CQ High
tKXCH
tKXCL
tCHQV
tCLQV
tCHQX
tCLQX
tKHQX1
tCHQZ
0.7
1.5
0.7
1.65
0.7
2
0.7
2.2
0.7
2.5
ns
CK Crossing to CQ Low
0.7
1.5
0.7
1.65
0.7
2
0.7
2.2
0.7
2.5
ns
CQ High to Output Valid
—
0.20
—
0.20
—
0.20
—
0.20
—
0.20
ns
1
CQ Low to Output Valid
—
0.20
—
0.20
—
0.20
—
0.20
—
0.20
ns
1
CQ High to Output Hold
– 0.20
—
– 0.20
—
– 0.20
—
– 0.20
—
– 0.20
—
ns
1, 2
CQ Low to Output Hold
– 0.20
—
– 0.20
—
– 0.20
—
– 0.20
—
– 0.20
—
ns
1, 2
CK High to Output Low–Z
0.5
—
0.5
—
0.5
—
0.5
—
0.5
—
ns
2, 3
CQ High to Output
High–Z
– 0.20
0.25
– 0.20
0.3
– 0.20
0.35
– 0.20
0.35
– 0.20
0.35
ns
2, 4
NOTES:
1. Guaranteed by design and characterization.
2. This parameter sampled and not 100% tested.
3. Measured at
±
200 mV from steady state.
4. Measured at
±
200 mV from steady state. See Figure 1b.
相關PDF資料 |
PDF描述 |
|---|---|
| MCM64PC32TSG66 | 256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM64PC64TSG66 | 256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM64PC32T | 256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM6706RJ8 | 32K x 8 Bit Static Random Access Memory |
| MCM6706J6 | Circular Connector; Body Material:Aluminum; Series:PT06; Number of Contacts:41; Connector Shell Size:20; Connecting Termination:Crimp; Circular Shell Style:Straight Plug; Circular Contact Gender:Socket; Insert Arrangement:20-41 |
相關代理商/技術參數 |
參數描述 |
|---|---|
| MCM64PC32 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM64PC32SG66 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM64PC32T | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM64PC32TSG66 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
| MCM64PC64SG66 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:256K/512K Pipelined BurstRAM Secondary Cache Module for Pentium |
發布緊急采購，3分鐘左右您將得到回復。