IS42S32400D-7BLI-TR ISSI, Integrated Silicon Solution Inc, IS42S32400D-7BLI-TR Datasheet - Page 16
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IS42S32400D-7BLI-TR
Manufacturer Part Number
IS42S32400D-7BLI-TR
Description
IC SDRAM 128MBIT 143MHZ 90FBGA
Manufacturer
ISSI, Integrated Silicon Solution Inc
Datasheet
1.IS42S32400D-7TL.pdf
(60 pages)
Specifications of IS42S32400D-7BLI-TR
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
128M (4Mx32)
Speed
143MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
90-FBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
IS42S32400D
AC ELECTRICAL CHARACTERISTICS
Notes:
1. The power-on sequence must be executed before starting memory operation.
2. Measured with t
3. The reference level is 1.4V when measuring input signal timing. Rise and fall times are measured between V
16
Symbol Parameter
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
CHI
CL
OH3
OH2
LZ
HZ
DH
CKH
CH
RC
RCD
RRD
MRD
DDE
T
REF
CK3
CK2
AC3
AC2
DS
AS
AH
CKS
CS
RAS
RP
DPL
DAL
XSR
Clock Cycle Time
Access Time From CLK
CLK HIGH Level Width
CLK LOW Level Width
Output Data Hold Time
Output LOW Impedance Time
Output HIGH Impedance Time
Input Data Setup Time
Input Data Hold Time
Address Setup Time
Address Hold Time
CKE Setup Time
CKE Hold Time
Command Setup Time (CS, RAS, CAS, WE, DQM)
Command Hold Time (CS, RAS, CAS, WE, DQM)
Command Period (REF to REF / ACT to ACT)
Command Period (ACT to PRE)
Command Period (PRE to ACT)
Active Command To Read / Write Command Delay Time
Command Period (ACT [0] to ACT[1])
Input Data To Precharge
Command Delay time
Input Data To Active / Refresh
Command Delay time (During Auto-Precharge)
Mode Register Program Time
Power Down Exit Setup Time
Self-Refresh Exit Time
Transition Time
Refresh Cycle Time (4096)
T
= 1 ns. If clock rising time is longer than 1ns, (t
(2)
(2)
(2)
(2)
(2)
(2)
CAS Latency = 3
CAS Latency = 2
CAS Latency = 3
CAS Latency = 2
CAS Latency = 3
CAS Latency = 2
(1,2,3)
(2)
(2)
Min.
R
2.5
2.5
2.7
2.7
2.7
1.5
0.8
1.5
0.8
1.5
0.8
1.5
0.8
—
—
60
42
18
18
12
12
12
70
—
30
6
8
0
6
1
/2 - 0.5) ns should be added to the parameter.
-6
Integrated Silicon Solution, Inc. — www.issi.com
Max.
100K
5.4
6.5
5.4
10
64
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Min.
67.5
2.5
2.5
2.7
2.7
1.5
0.8
1.5
0.8
1.5
0.8
1.5
0.8
7.5
10
45
20
20
14
14
15
70
—
—
34
—
7
3
0
1
-7
Max.
100K
5.4
6.5
5.4
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
10
64
IH
(min.) and V
Units
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
IL
(max).
03/03/09
Rev. F