AS4C8M16S-7BCN Alliance Memory, AS4C8M16S-7BCN Datasheet - Page 22

• Manufacturer Part Number: AS4C8M16S-7BCN
• Description: DRAM 128Mb, 3.3V, 143Mhz 8M x 16 SDRAM
• Manufacturer: Alliance Memory

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