AS4C8M16S-7BCN Alliance Memory, AS4C8M16S-7BCN Datasheet - Page 47
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AS4C8M16S-7BCN
Manufacturer Part Number
AS4C8M16S-7BCN
Description
DRAM 128Mb, 3.3V, 143Mhz 8M x 16 SDRAM
Manufacturer
Alliance Memory
Datasheet
1.AS4C8M16S-7BCN.pdf
(53 pages)
Specifications of AS4C8M16S-7BCN
Rohs
yes
Data Bus Width
16 bit
Organization
8 M x 16
Memory Size
128 MB
Maximum Clock Frequency
143 MHz
Access Time
5 ns, 5.4 ns
Supply Voltage - Max
3.6 V
Supply Voltage - Min
3 V
Maximum Operating Current
120 mA
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Figure 38. Byte Write Operation
CLK
CKE
CS#
RAS#
CAS#
BA0,1
DQMm
DQMn
WE#
A10
A0-A9,
A11
DQ0-DQ7
DQ8-DQ15
FEBRUARY 2011
High
Cammand
Bank A
Activate
RAx
RAx
T0
T1 T2 T3 T4 T5 T6
Command
Read
Bank A
CAx
Upper Byte
is masked
Ax0 Ax1 Ax2
Ax1 Ax2 Ax3
T7
(Burst Length=4, CAS# Latency=2)
Lower Byte Write
is masked
T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Command is masked
Bank A
DAy0 DAy1
CAy
DAy1 DAy2
47
Upper Byte
DAy3
CAz
Read
Command
Bank A
Az0
Lower Byte
is masked
Az1
Az1
Az2
Az2
Don’t Care
Az3
Lower Byte
is masked
AS4C8M16S