UT52L1616 查看數據表（PDF） - Utron Technology Inc
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UT52L1616 Datasheet PDF : 36 Pages
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UTRON
Preliminary Rev. 0.91
UT52L1616
1M X 16 BIT SDRAM
TIMEING WAVEFORM
Power Up Initialization Sequence
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
CLK
CKE
High level is necessary
CE
tRP
tRC
tRC
RAS
CAS
ADD
Key
RAa
A11
A10
RAa
DQ
High-z
WE
DQM
High level is necessary
power up
input stable
for 200us
Precharge
all bank
Auto refresh
Auto refresh
MRS
Row Active
(A-bank)
: Don't care
UTRON TECHNOLOGY INC.
1F, No. 11, R&D Rd. II, Science-Based Industrial Park, Hsinchu, Taiwan, R. O. C.
TEL: 886-3-5777882 FAX: 886-3-5777919
20
P90004
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