W9825G6DH-6I Winbond Electronics, W9825G6DH-6I Datasheet - Page 22

• Manufacturer Part Number: W9825G6DH-6I
• Manufacturer: Winbond Electronics
• Type: SDRAMr

Specifications of W9825G6DH-6I

• Organization: 16Mx16
• Density: 256Mb
• Address Bus: 14b
• Access Time (max): 6/5ns
• Maximum Clock Rate: 166MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: TSOP-II
• Operating Temp Range: -40C to 85C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 150mA
• Pin Count: 54
• Mounting: Surface Mount
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Compliant

11. OPERATING TIMING EXAMPLE
11.1 Interleaved Bank Read (Burst Length = 4, CAS Latency = 3)
A11,A12
A0-A9,
Bank #0
Bank #1
Bank #2
Bank #3
DQM
CKE
RAS
CAS
CLK
BS0
BS1
A10
WE
DQ
CS
Active
RAa
RAa
0
Idle
1
t
RCD
2
Read
t
CAw
RRD
3
t
RAS
4
t
AC
5
t
RC
Active
RBb
aw0
RBb
6
aw1
7
Precharge
t
RCD
aw2
t
8
RRD
Read
CBx
aw3
9
t
RP
t
RAS
10
- 22 -
Active
t
AC
RAc
RAc
11
t
RC
bx0
12
t
RCD
bx1
Precharge
13
t
RRD
bx2
14
Read
bx3
Publication Release Date: Apr. 24, 2008
CAy
15
t
RAS
t
RP
16
Active
t
AC
RBd
t
RBd
RC
17
cy0
18
W9825G6DH
t
cy1
RCD
19
Precharge
t
RRD
cy2
20
t
t
RAS
RC
Read
CBz
cy3
21
t
RP
Revision A12
22
t
AC
Active
RAe
RAe
23