IS42S32800D-75EBL-TR ISSI, Integrated Silicon Solution Inc, IS42S32800D-75EBL-TR Datasheet - Page 12
![no-image](/images/manufacturer_photos/0/3/347/issi__integrated_silicon_solution_inc_sml.jpg)
IS42S32800D-75EBL-TR
Manufacturer Part Number
IS42S32800D-75EBL-TR
Description
IC SDRAM 256MBIT 133MHZ 90BGA
Manufacturer
ISSI, Integrated Silicon Solution Inc
Datasheet
1.IS42S32800D-7TL.pdf
(60 pages)
Specifications of IS42S32800D-75EBL-TR
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
256M (8Mx32)
Speed
133MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
90-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S32800D-75EBL-TR
Manufacturer:
ISSI, Integrated Silicon Solution Inc
Quantity:
10 000
IS42S32800D, IS45S32800D
12
CKE RELATED COMMAND TRUTH TABLE
Current State
Self-Refresh (S.R.)
Self-Refresh Recovery Idle After t
Power-Down (P.D.)
Both Banks Idle
Any state
other than
listed above
Notes:
1. H : High level, L : low level, X : High or low level (Don’t care).
2. CKE Low to High transition will re-enable CLK and other inputs asynchronously. A minimum setup
3. Power down and Self refresh can be entered only from the both banks idle state.
4. Must be legal command as defined in Operative Command Table.
5. Illegal if t
time must be satisfied
before any command other than EXIT.
xsr
is not satisfied.
Operation
INVALID, CLK (n - 1) would exit S.R.
Self-Refresh Recovery
Self-Refresh Recovery
Illegal
Illegal
Maintain S.R.
Idle After t
Illegal
Illegal
Begin clock suspend next cycle
Begin clock suspend next cycle
Illegal
Illegal
Exit clock suspend next cycle
Maintain clock suspend
INVALID, CLK (n - 1) would exit P.D.
EXIT P.D. --> Idle
Maintain power down mode
Refer to operations in Operative Command Table
Refer to operations in Operative Command Table
Refer to operations in Operative Command Table
Auto-Refresh
Refer to operations in Operative Command Table
Refer to operations in Operative Command Table
Refer to operations in Operative Command Table
Refer to operations in Operative Command Table
Self-Refresh
Refer to operations in Operative Command Table
Power-Down
Refer to operations in Operative Command Table
Begin clock suspend next cycle
Exit clock suspend next cycle
Maintain clock suspend
rc
rc
(3)
(3)
(2)
(2)
(2)
(2)
(5)
(5)
(4)
(1)
n-1
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
CKE
X
H
H
H
H
H
H
H
H
H
X
H
H
H
H
H
H
X
H
H
n
L
L
L
L
L
L
L
L
L
L
L
L
L
L
CS
X
H
X
H
H
X
X
X
X
X
H
H
X
X
X
X
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
Integrated Silicon Solution, Inc. - www.issi.com
RAS
X
X
H
H
X
X
H
H
X
H
H
X
X
X
X
X
X
H
X
H
X
X
X
X
X
L
L
L
L
L
L
L
L
L
CAS
H
X
X
H
X
H
X
X
X
H
X
X
H
X
X
L
X
L
X
L
X
X
X
X
X
L
L
L
L
X
X
X
X
X
WE
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
H
X
X
X
H
X
X
X
X
X
L
L
Op - Code
Op - Code
Address
—
—
—
—
—
—
—
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
12/01/09
Rev. C