AS4C8M16S-6TCN Alliance Memory, AS4C8M16S-6TCN Datasheet - Page 21

• Manufacturer Part Number: AS4C8M16S-6TCN
• Description: DRAM 128M SDRAM 8M X 16 166MHz
• Manufacturer: Alliance Memory

Specifications of AS4C8M16S-6TCN

• Rohs: yes
• Data Bus Width: 16 bit
• Organization: 8 M x 16
• Package / Case: TSOP II-54
• Memory Size: 128 Mbit
• Maximum Clock Frequency: 166 MHz
• Access Time: 5.4 ns
• Supply Voltage - Max: 4.6 V
• Supply Voltage - Min: 1 V
• Maximum Operating Current: 120 mA
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT

Timing Waveforms
Figure 19. AC Parameters for Write Timing
A0-A9,
A11
CLK
CKE
CS#
RAS#
CAS#
BA0,1
DQ
WE#
A10
DQM
FEBRUARY 2011
Hi-Z
t
CH
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
t
IS
Bank A
Activate
Command
t
IS
t
CL
RAx
RAx
t
t
t
IH
IS
IH
t
RCD
Write with
Auto Precharge Command
Command
Bank A
CAx
Ax0 Ax1
Ax3
Activate
Bank B
RBx
RBx
Ax2
t
RC
Begin Auto
Precharge Bank A
Command
Bank B
Write with
Auto Precharge Command
CBx
Bx0
t
DAL
(Burst Length=4)
Bx1
21
Bx2
Activate
Bank A
RAy
RAy
Bx3
Begin Auto
Precharge Bank B
t
IS
Write
Command
Bank A
CAy
Ay0
Ay1
t
IH
Ay2
Don’t Care
Ay3
t
WR
AS4C8M16S
Bank A
Precharge
Command