IS42S16800D-7BI ISSI, Integrated Silicon Solution Inc, IS42S16800D-7BI Datasheet - Page 4
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IS42S16800D-7BI
Manufacturer Part Number
IS42S16800D-7BI
Description
IC SDRAM 128MBIT 143MHZ 54BGA
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Datasheet
1.IS42S16800D-7TL.pdf
(62 pages)
Specifications of IS42S16800D-7BI
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
128M (8Mx16)
Speed
143MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
54-BGA
Density
128Mb
Address Bus
14b
Access Time (max)
6.5/5.4ns
Maximum Clock Rate
143MHz
Operating Supply Voltage (typ)
3.3V
Operating Temp Range
-40C to 85C
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Supply Current
130mA
Pin Count
54
Mounting
Surface Mount
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
IS42S81600D,
PIN DESCRIPTIONS
PIN CONFIGURATIONS
54 pin TSOP - Type II for x16
4
A0-A11
A0-A8
BA0, BA1
DQ0 to DQ15
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
IS42S16800D
LDQM
V
V
V
V
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
CAS
RAS
DD
DD
BA0
BA1
SS
SS
V
V
A10
V
WE
CS
A0
A1
A2
A3
DD
DD
DD
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
WE
DQML
DQMH
V
Vss
V
Vss
NC
DD
DDQ
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
Integrated Silicon Solution, Inc. — www.issi.com
Q
V
DQ15
V
DQ14
DQ13
V
DQ12
DQ11
V
DQ10
DQ9
V
DQ8
V
NC
UDQM
CLK
CKE
NC
A11
A9
A8
A7
A6
A5
A4
V
SS
SS
DD
SS
DD
SS
SS
Q
Q
Q
Q
Write Enable
x16 Lower Byte, Input/Output Mask
x16 Upper Byte, Input/Output Mask
Power
Ground
Power Supply for I/O Pin
Ground for I/O Pin
No Connection
07/28/08
Rev. E