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GM72V66841CT Datasheet(PDF) 2 Page - LG Semicon Co.,Ltd.

Part No. GM72V66841CT
Description   2,097,152 WORD x 8 BIT x 4 BANK SYNCHRONOUS DYNAMIC RAM
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Maker  LG [LG Semicon Co.,Ltd.]
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GM72V66841CT Datasheet(HTML) 2 Page - LG Semicon Co.,Ltd.

 
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GM72V66841CT/CLT
2,097,152 WORD x 8 BIT x 4 BANK
SYNCHRONOUS DYNAMIC RAM
Description
The GM72V66841CT/CLT is a synchronous
dynamic random access memory comprised of
67,108,864 memory cells and logic including
input and output circuits operating synchronously
by referring to the positive edge of the externally
provided Clock.
The GM72V66841CT/CLT provides four
banks of 2,097,152 word by 8 bit to realize high
bandwidth with the Clock frequency up to 125
Mhz.
Features
* PC100,PC66 Compatible
7K(2-2-2), 7J(3-2-2), 10K(PC66)
* 3.3V single Power supply
* LVTTL interface
* Max Clock frequency
100/125 MHz
* 4,096 refresh cycle per 64 ms
* Two kinds of refresh operation
Auto refresh/ Self refresh
* Programmable burst access capability ;
- Sequence:Sequential / Interleave
- Length
:1/2/4/8/FP
* Programmable CAS latency : 2/3
* 4 Banks can operate independently or
simultaneously
* Burst read/burst write or burst read/single
write operation capability
* Input and output masking by DQM input
* One Clock of back to back read or write
command interval
* Synchronous Power down and Clock
suspend capability with one Clock latency
for both entry and exit
*JEDEC Standard 54Pin 400mil TSOP II
Package
Pin Configuration
LG Semicon Co.,Ltd.
Pin Name
CLK
CKE
CS
RAS
CAS
WE
A0~A9,A11
A10 / AP
BA0/A13
~BA1/A12
DQ0~DQ7
DQM
VCCQ
VSSQ
VCC
VSS
NC
Clock
Clock Enable
Chip Select
Row Address Strobe
Column Address Strobe
Write Enable
Address input
Address input or Auto Precharge
Bank select
Data input / Data output
Data input / output Mask
VCC for DQ
VSS for DQ
Power for internal circuit
Ground for internal circuit
No Connection
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
JEDEC STANDARD
400 mil 54 PIN TSOP II
(TOP VIEW)
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
VCC
DQ0
VCCQ
NC
DQ1
VSSQ
NC
DQ2
VCCQ
NC
DQ3
VSSQ
NC
VCC
NC
/WE
/CAS
/RAS
/CS
BA0/A13
BA1/A12
A10,AP
A0
A1
A2
A3
VCC
VSS
DQ7
VSSQ
NC
DQ6
VCCQ
NC
DQ5
VSSQ
NC
DQ4
VCCQ
NC
VSS
NC
DQM
CLK
CKE
NC
A11
A9
A8
A7
A6
A5
A4
VSS
1


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