GM71V65403A
GM71VS65403AL
16,777,216 WORDS x 4 BIT
CMOS DYNAMIC RAM
LG Semicon Co.,Ltd.
Description
Pin Configuration
32 SOJ / TSOP II
The GM71V(S)65403A/AL is the new generation
dynamic RAM organized 16,777,216 words by 4bits.
The GM71V(S)65403A/AL utilizes advanced CMOS
Silicon Gate Process Technology as well as
advanced circuit techniques for wide operating
margins, both internally and to the system user.
System oriented features include single power supply
of 3.3V+/-10% tolerance, direct interfacing
capability with high performance logic families such
as Schottky TTL.
1
2
3
32
31
VSS
IO3
VCC
IO0
IO1
NC
30
IO2
NC
4
5
29
28
27
26
NC
NC
NC
6
7
VSS
VCC
/CAS
The GM71V(S)65403A/AL offers Extended Data
Out(EDO) Mode as a high speed access mode.
8
9
25
24
/OE
NC
/WE
/RAS
Features
10
A0
23 A11
* 16,777,216 Words x 4 Bit
* Extended Data Out (EDO) Mode Capability
* Fast Access Time & Cycle Time
22
11
12
A10
A1
A2
A3
A9
A8
21
20
13
14
15
(Unit: ns)
A4
A5
19
18
A7
A6
t
RAC
50
t
AA
t
CAC
t
RC
t
HPC
84
20
25
25
30
13
15
GM71V(S)65403A/AL-5
GM71V(S)65403A/AL-6
16
VSS
17
VCC
104
60
(Top View)
*Power dissipation
- Active : 684mW/612mW(MAX)
- Standby : 1.8 mW ( CMOS level : MAX )
0.54mW ( L-Version : MAX)
*EDO page mode capability
*Access time : 50ns/60ns (max)
*Refresh cycles
- RAS only Refresh
§Â
4096 cycles/64
(GM71V65403A)
§Â
4096 cycles/128 (GM71VS65403AL)(L_Version)
*CBR & Hidden Refresh
§Â
4096 cycles/64
(GM71V65403A)
§Â
4096 cycles/128
*4 variations of refresh
-RAS-only refresh
(GM71VS65403AL)( L-Version )
-CAS-before-RAS refresh
-Hidden refresh
-Self refresh (L-Version)
*Single Power Supply of 3.3V+/-10 % with a built-in VBB generator
*Battery Back Up Operation ( L-Version )
1