AS4C8M16S-7BCN Alliance Memory, AS4C8M16S-7BCN Datasheet - Page 41
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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 34.1. Auto Precharge after Read Burst
BA0,1
CKE
CS#
CAS#
WE#
DQM
CLK
RAS#
A10
DQ
A0-A9,
A11
FEBRUARY 2011
High
Hi-Z
Activate
Cammand
Bank A
RAx
RAx
T0
T1
T2 T3
Read
Command
Bank A
CAx
T4
Activate
Command
Bank B
RBx
RBx
Ax0 Ax1 Ax2
T5
T6
T7
Read with
Auto Precharge
Command
Bank B
Ax3
CBx
T8
T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Bx0
Bx1
41
Auto Precharge
Bank A
Read with
Command
Begin Auto
Precharge
Bank B
(Burst Length=4, CAS# Latency=2)
RAy
Bx2
t
RP
Bx3 Ay0
Activate
Command
Bank B
RBy
RBy
Ay1
Begin Auto
Precharge
Bank A
Ay2 Ay3
Read with
Auto Precharge
Command
Bank B
CBy
Don’t Care
Activate
Command
Bank A
RAz
By0
RAz
AS4C8M16S
By1
By2