參數(shù)資料
型號(hào): MCM6729
廠商: Motorola, Inc.
英文描述: 256K x 4 Bit Fast Static Random Access Memory
中文描述: 256K × 4位快速靜態(tài)隨機(jī)存取存儲(chǔ)器
文件頁數(shù): 5/8頁
文件大?。?/td> 145K
代理商: MCM6729
MCM6729
5
MOTOROLA FAST SRAM
WRITE CYCLE 1
(W Controlled, See Notes 1 and 2)
MCM6729–10
MCM6729–12
Parameter
Symbol
Min
Max
Min
Max
Unit
Notes
Write Cycle Time
tAVAV
tAVWL
tAVWH
tAVWH
tWLWH,
tWLEH
10
12
ns
3
Address Setup Time
0
0
ns
Address Valid to End of Write
9
10
ns
Address Valid to End of Write, G High
8
9
ns
Write Pulse Width
9
10
ns
Write Pulse Width, G High
tWLWH,
tWLEH
8
9
ns
Data Valid to End of Write
tDVWH
tWHDX
tWLQZ
tWHQX
tWHAX
5
6
ns
Data Hold Time
0
0
ns
Write Low to Data High–Z
0
5
0
6
ns
4,5,6
Write High to Output Active
3
3
ns
4,5,6
Write Recovery Time
0
0
ns
NOTES:
1. A write occurs during the overlap of E low and W low.
2. For common I/O applications, minimization or elimination of bus contention conditions is necessary during read and write cycles.
3. All write cycle timings are referenced from the last valid address to the first transitioning address.
4. Transition is measured 200 mV from steady–state voltage with load of Figure 1B.
5. This parameter is sampled and not 100% tested.
6. At any given voltage and temperature, tWLQZ max < tWHQX min both for a given device and from device to device.
WRITE CYCLE 1
DATA VALID
tDVWH
tAVWL
tAVWH
tAVAV
tWHAX
tWLWH
tWHDX
tWLQZ
tWHQX
HIGH–Z
HIGH–Z
A (ADDRESS)
W (WRITE ENABLE)
E (CHIP ENABLE)
Q (DATA OUT)
D (DATA IN)
tWLEH
相關(guān)PDF資料
PDF描述
MCM67C618B 64K x 18 Bit BurstRAM Synchronous Fast Static RAM
MCM67C618BFN5 64K x 18 Bit BurstRAM Synchronous Fast Static RAM
MCM67C618BFN7 64K x 18 Bit BurstRAM Synchronous Fast Static RAM
MCM67H618B 64K x 18 Bit BurstRAM Synchronous Fast Static RAM
MCM67H618BFN10 64K x 18 Bit BurstRAM Synchronous Fast Static RAM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MCM6729B 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:256K x 4 Bit Fast Static Random Access Memory
MCM6729BWJ10 制造商:Motorola Inc 功能描述:
MCM6729BWJ10R 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:256K x 4 Bit Fast Static Random Access Memory
MCM6729BWJ12 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:256K x 4 Bit Fast Static Random Access Memory
MCM6729BWJ-12 制造商:Motorola Inc 功能描述:256K X 4 STANDARD SRAM, 12 ns, PDSO32