w942508ch Winbond Electronics Corp America, w942508ch Datasheet - Page 4

• Manufacturer Part Number: w942508ch
• Description: 8m X 4 Banks X 8 Bit Ddr Sdram
• Manufacturer: Winbond Electronics Corp America

3. KEY PARAMETERS
SYMBOL
SYMBOL
t
I
I
I
t
I
I
I
t
t
t
RAS
DD1
DD4
DD6
t
RAS
DD1
DD4
DD6
RC
RC
CK
CK
Clock Cycle Time
Active to Precharge Command Period
Active to Ref/Active Command Period
OPERATION CURRENT (SINGLE BANK)
Burst Operation Current
SELF-REFRESH CURRENT
Clock Cycle Time
Active to Precharge Command Period
Active to Ref/Active Command Period
OPERATION CURRENT (SINGLE BANK)
Burst Operation Current
SELF-REFRESH CURRENT
DESCRIPTION
DESCRIPTION
CL = 2
CL = 2.5
CL = 2.5
CL = 3
- 4 -
MIN./MAX.
MIN./MAX.
Max.
Max.
Max.
Max.
Max.
Max.
Min.
Min.
Min.
Min.
Min.
Min.
Min.
Min.
120 mA
165 mA
120 mA
165 mA
W942508CH
7.5 nS
-7
45 nS
65 nS
-5
40 nS
55 nS
3 mA
3 mA
7 nS
5 nS
5 nS
120 mA
155 mA
120 mA
165 mA
7.5 nS
45 nS
65 nS
42 nS
60 nS
-75
3 mA
3 mA
-6
8 nS
6 nS
6 nS