IS42S32800B-7BL ISSI, Integrated Silicon Solution Inc, IS42S32800B-7BL Datasheet - Page 4

• Manufacturer Part Number: IS42S32800B-7BL
• Description: IC SDRAM 256MBIT 143MHZ 90BGA
• Manufacturer: ISSI, Integrated Silicon Solution Inc
• Type: SDRAMr

Specifications of IS42S32800B-7BL

• Package / Case: 90-BGA
• Memory Size: 256M (8Mx32)
• Format - Memory: RAM
• Memory Type: SDRAM
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Data Bus Width: 32 bit
• Organization: 2 Mbit x 32
• Maximum Clock Frequency: 143 MHz
• Access Time: 7 ns
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Maximum Operating Current: 150 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Density: 256Mb
• Address Bus: 14b
• Access Time (max): 5.5ns
• Maximum Clock Rate: 143MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: BGA
• 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: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 706-1024

IS42S32800B
86 pin TSOP - Type II for x32
4
PIN CONFIGURATIONS
PIN DESCRIPTIONS
A0-A11
A0-A8
BA0, BA1
DQ0 to DQ31
CLK
CKE
CS
RAS
CAS
Row Address Input
Column Address Input
Bank Select Address
Data I/O
System Clock Input
Clock Enable
Chip Select
Row Address Strobe Command
Column Address Strobe Command
DQM0
DQM2
V
V
DQ16
DQ17
DQ18
V
DQ19
DQ20
DQ21
DQ22
V
DQ23
V
V
V
V
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
CAS
RAS
DD
DD
BA0
BA1
DD
DD
SS
SS
SS
SS
V
V
A11
A10
V
V
WE
NC
CS
NC
A0
A1
A2
DD
DD
DD
DD
Q
Q
Q
Q
Q
Q
Q
Q
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
WE
DQM0-DQM3
V
Vss
V
Vss
NC
DD
DDQ
Q
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
Integrated Silicon Solution, Inc.
No Connection
Write Enable
x32 Input/Output Mask
Power
Ground
Power Supply for I/O Pin
Ground for I/O Pin
V
DQ15
V
DQ14
DQ13
V
DQ12
DQ11
V
DQ10
DQ9
V
DQ8
NC
V
DQM1
NC
NC
CLK
CKE
A9
A8
A7
A6
A5
A4
A3
DQM3
V
NC
DQ31
V
DQ30
DQ29
V
DQ28
DQ27
V
DQ26
DQ25
V
DQ24
V
SS
SS
DD
SS
DD
SS
SS
DD
SS
DD
SS
SS
Q
Q
Q
Q
Q
Q
Q
Q
07/21/09
Rev. F