AS4C8M16S-7BCN Alliance Memory, AS4C8M16S-7BCN Datasheet - Page 22
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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 20. AC Parameters for Read Timing
CLK
CKE
CS#
RAS#
CAS#
WE#
BA0,1
A10
A0-A9,
A11
DQM
DQ
FEBRUARY 2011
Hi-Z
T0
t
CH
t
IS
t
CL
T1
Command
t
Activate
IS
Bank A
RAx
RAx
T2
t
IS
t
t
RCD
t
IH
IH
T3
t
RRD
T4
Command
Bank A
Read
CAx
T5
T6
t
t
LZ
AC
Command
Activate
Bank B
RBx
Ax0
RBx
T7
t
t
RAS
OH
(Burst Length=2, CAS# Latency=2)
22
T8
Ax1
t
HZ
t
RC
Auto Precharge Command
T9
Command
Read with
Bank B
CBx
T10
T11 T12
Begin Auto
Precharge Bank B
Precharge
Bank A
Bx0
T13
Bx1
t
RP
t
Don’t Care
HZ
T14
t
IH
Command
Activate
Bank A
RAy
RAy
T15
AS4C8M16S
T16