参数资料
型号: MT45W2MW16BBB-856WT
元件分类: SRAM
英文描述: 2M X 16 PSEUDO STATIC RAM, 85 ns, PBGA54
封装: 6 X 8 MM, 1 MM HEIGHT, 0.75 MM PITCH, LEAD FREE, VFBGA-54
文件页数: 41/56页
文件大小: 709K
代理商: MT45W2MW16BBB-856WT
4 MEG x 16, 2 MEG x 16
ASYNC/PAGE/BURST CellularRAM MEMORY
09005aef80be1fbd pdf/09005aef80be2036 zip
Micron Technology, Inc., reserves the right to change products or specifications without notice.
Burst CellularRAM_2.fm - Rev. D 9/04 EN
46
2003 Micron Technology, Inc. All rights reserved.
Figure 38: Continuous Burst WRITE Showing an Output Delay
with BCR[8] = 0 for End-of-Row Condition
NOTE:
1. Non-default BCR settings for continuous burst WRITE, showing an output delay, with BCR[8] = 0 for end-of-row condi-
tion: Latency code two (three clocks); WAIT active LOW; WAIT asserted during delay.
2. Clock rates below 50 MHz (tCLK > 20ns) are allowed as long as tCSP specifications are met.
3. WAIT will be asserted a maximum of (2 x LC) + 1 cycles (BCR[8] = 0; WAIT asserted during delay). LC = Latency Code
(BCR[13:11]).
4. CE# must not remain LOW longer than tCEM.
A[21:0]
VIH
VIL
ADV#
VIH
VIL
CE#
VIH
VIL
OE#
VIH
VIL
WE#
VIH
VIL
WAIT
DQ[15:0]
VOH
VOL
CLK
VIH
VIL
VIH
VIL
tKHTL
tCLK
tSP
tHD
VALID
INPUT D[n]
NOTE 3
NOTE 4
VALID
INPUT D[n+2]
END OF ROW
VALID
INPUT D[n+1]
VALID
INPUT D[n+3]
DON’T CARE
VIH
VIL
LB#/UB#
Table 32:
Burst WRITE Timing Parameters—BCR[8] = 0
SYMBOL
-701
-708
-706/-856
UNITS
SYMBOL
-701
-708
-706/-856
UNITS
MIN MAX MIN MAX MIN MAX
tCLK
9.62
20
12.5
20
15
20
ns
tKHTL
79
11
ns
tHD
22
2
ns
tSP
3
ns
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