參數(shù)資料
型號(hào): MT57W4MH9CF-6
元件分類(lèi): SRAM
英文描述: 4M X 9 DDR SRAM, 0.5 ns, PBGA165
封裝: 15 X 17 MM, 1 MM PITCH, FBGA-165
文件頁(yè)數(shù): 11/29頁(yè)
文件大小: 344K
代理商: MT57W4MH9CF-6
4 MEG x 8, 4 MEG x 9, 2 MEG x 18, 1 MEG x 36
1.8V VDD, HSTL, DDR SIO SRAM
ADVANCE
36Mb: 1.8V VDD, HSTL, QDRB2 SRAM
Micron Technology, Inc., reserves the right to change products or specifications without notice.
MT57W2MH18C_B.fm – Rev. B, Pub. 2/03
19
2003 Micron Technology, Inc.
AC Test Conditions
Input pulse levels .................................0.25V to 1.25V
Input rise and fall times ......................................0.7ns
Input timing reference levels ............................. 0.75V
Output reference levels ..................................VDDQ/2
ZQ for 50
W impedance ........................................250W
Output load .............................................. See Figure 5
Figure 5:
Output Load Equivalent
50
VDDQ/2
250
Z = 50
O
ZQ
SRAM
0.75V
VREF
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