IS42S32800D-7B-TR ISSI, Integrated Silicon Solution Inc, IS42S32800D-7B-TR Datasheet - Page 21

• Manufacturer Part Number: IS42S32800D-7B-TR
• Description: IC SDRAM 256MBIT 143MHZ 90BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S32800D-7B-TR

• Format - Memory: RAM
• Memory Type: SDRAM
• Memory Size: 256M (8Mx32)
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 90-BGA
• Organization: 8Mx32
• Density: 256Mb
• Address Bus: 13b
• Access Time (max): 6.5/5.4ns
• Maximum Clock Rate: 143MHz
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 150mA
• Pin Count: 90
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

D.C. Electrical Characteristics (Recommended Operating Conditions)
IS42S32800D
Integrated Silicon Solution, Inc. — www.issi.com
Rev. 00B
11/21/07
Parameter
Operating Current
t
signal one transition per one cycle
Precharge Standby Current in power down mode
Precharge Standby Current in power down mode
Precharge Standby Current in non-power down mode
Precharge Standby Current in non-power down mode
Active Standby Current in power down mode
Active Standby Current in power down mode
Active Standby Current in non-power down mode
Active Standby Current in non-power down mode
Operating Current (Burst mode)
t
Refresh Current
Self Refresh Current
RC
CK
t
t
t
CK
CK
t
CK
Input signals are changed once during 30ns.
C KE V
CKE& CLK V
CKE V
CKE V
t
C KE 0.2V
V
V
CK
RC
I
=t
I
OL
IL
OH
OL
= , CLK V
= , CKE V
= 15ns, CS# V
t
CK
= 15ns, CKE V
RC
(min),
t
(min), Outputs Open, Input
RC
(min)
IH
IH
IL
(0V V
(min), CS# V
(min), CLK V
Description/Test condition
(max), t
Outputs Open, Multi-bank interleave
IL
IL
IL
(max), t
(max), CKE V
IN
(max)
CK
IH
LVTTL Output "H" Level Voltage
LVTTL Output "L" Level Voltage
(0V V
IL
(min), CKE V
= 15ns
(max)
V
DD
Output Leakage Current
CK
Input Leakage Current
IH
IL
, All other pins not under test = 0V )
(max), t
(min), t
=
OUT
( I
( I
Description
OUT
OUT
IH
V
CK
CK
= -2mA )
= 2mA )
DD
IH
= 15ns
=
, DQ disable )
1 bank
operation
Symbol
I
I
I
I
I
I
I
I
CC2PS
CC2NS
CC3PS
CC3NS
I
CC2N
CC3N
I
I
I
CC2P
CC3P
CC1
CC4
CC5
CC6
- 1.5
Min.
- 1
2.4
1
135/125
180/150
300/270
- 6/7
Max.
20
9
45
30
4
3
3
2
1.5
Max.
+ 1.5
+ 1
0.4
Unit
Unit
m A
µA
µA
V
V
Note
Note
3, 4
3
3
3
3
3
3
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