UG12M23601PBG(T)
8M Bytes (2M x 36) DRAM 72Pin SIMM based on 1M X 16
General Description
Features
The UG12M23601PBG(T) is a 2,097,152 bits
by 36 SIMM module.The UG12M23601PBG(T)
is assembled using 4 pcs of 1Mx16 1K refresh
DRAMs 8 pcs of 1Mx1 DRAMs mounted on
72 Pin printed circuit board.
•
Single +5 volt power supply
•
Fast Page Mode (FPM) operation
•
Low power dissipation
•
RAS only refresh cycles
•
CAS before RAS refresh cycles
•
Hidden refresh cycles
•
1024 refresh cycles every 16 ms
•
TTL compatible inputs and outputs
•
JEDEC standard PD Pin & pinout
•
PCB: Height(1000mil), double sided component
Pin Assignment
Pin #
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
Signal
VSS
DQ0
DQ18
DQ1
DQ19
DQ2
DQ20
DQ3
DQ21
VCC
NC
A0
A1
A2
A3
A4
A5
A6
NC
DQ4
DQ22
DQ5
DQ23
DQ6
DQ24
DQ7
DQ25
A7
NC
VCC
A8
A9
NC
NC
DQ26
DQ8
Pin #
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
Signal
DQ17
DQ35
VSS
CAS0
CAS2
CAS3
CAS1
RAS0
RAS1
NC
WE
NC
DQ9
DQ27
DQ10
DQ28
DQ11
DQ29
DQ12
DQ30
DQ13
DQ31
VCC
DQ32
DQ14
DQ33
DQ15
DQ34
DQ16
NC
PD1
PD2
PD3
PD4
NC
VSS
Absolute Maximum Ratings
-1.0 to +7.0 V
•
Voltage Relative to GND
•
Operating Temperature
0 to +70 C
•
Storage Temperature
-55 to +150 C
•
Short circuit Output Current
50mA
•
Power Dissipation
18.0W
Performance Range
Speed
-5
-6
t
RAC
50ns
60ns
t
CAC
13ns
15ns
t
RC
90ns
110ns
Part Identification
Part Number
UG12M23601PBT
UG12M23601PBG
Plating
Tin
Gold
Ref.Cycle
1K
1K
Pin Names
Pin Name
A0 ~ A9
DQ0 ~ DQ35
WE
RAS0 , RAS1
CAS0 ~ CAS3
PD1 ~ PD4
Vcc
Vss
NC
Function
Address Inputs(1K Ref)
Data In/Out
Read/Write Enable
Row Address Strobe
Column Address Strobe
Presence Detect
Power(+5V)
Ground
No Connection
45388 Warm Springs Blvd. Fremont, CA. 94539 Tel: (510) 668-2088
Fax: (510) 661-2788
support@unigen.com
1 of 6
Re-Tek- 200_KM
UG12M23601PBG(T)
The following information is based on Samsung component P/N KM416C1200C & KM41C1000D only .
Absolute Maximum Ratings *
Item
Voltage on any pin relative to V
SS
Voltage on V
CC
supply relative to V
SS
Storage Temperature
Power Dissipation
Short Circuit Output Current
Symbol
V
IN
, V
OUT
V
CC
T
stg
P
d
I
OS
Rating
-1.0 to +7.0
-1.0 to +7.0
-55 to +150
12
50
Unit
V
V
o
C
W
mA
* Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are exceeded. Functional operation should be restricted to
the conditions as detailed in the operational sections of this data sheet. Exposure to absolute maximum rating conditions for ex tended
periods may affect device reliability.
Recommended Operating Conditions
Item
Supply Voltage
Ground
Input High Voltage
Input Low Voltage
*1 : V
CC
+2.0V/20ns, Pulse width is measured at V
CC
.
*2 : -2.0V/20ns, Pulse width is measured at V
SS
.
Symbol
V
CC
V
SS
V
IH
V
IL
(Voltage referenced to V
SS
, T
A
= 0 to 70
C
)
Min
4.5
0
2.4
-1.0
*2
o
Typ
5.0
0
-
-
Max
5.5
0
V
CC
+1
*1
0.8
Unit
V
V
V
V
DC and Operating Characteristics
(Recommended operating conditions unless otherwise noted)
Symbol
I
CC1
I
CC2
I
CC3
I
CC4
I
CC5
I
CC6
I
I(L)
I
O(L)
V
OH
V
OL
Speed
-5
-6
ALL
-5
-6
-5
-6
ALL
-5
-6
ALL
ALL
Value
Min
-
-
Max
920
840
24
920
840
800
720
12
920
840
60
5
-
0.4
Unit
mA
mA
mA
mA
mA
mA
uA
uA
V
V
-
-
-
-
-
-
-
-
-60
-5
2.4
-
I
CC1
: Operating Current * ( RAS, CAS, Address cycling @
t
RC
=min)
I
CC2
: Standby Current ( RAS=CAS=WE=V
IH
)
I
CC3
: RAS Only Refresh Current * ( CAS=V
IH
, RAS cycling @
t
RC
=min)
I
CC4
: Fast Page Mode Current * ( RAS=V
IL
, CAS Address cycling :
t
PC
=min)
I
CC5
: Standby Current ( RAS=CAS=WE=Vcc-0.2V)
I
CC6
: CAS-Before-RAS Refresh Current * ( RAS and CAS cycling @
t
RC
=min)
_
_
I
I(L)
: Input Leakage Current (Any input 0
<
V
IN
<
Vcc+0.5V, all other pins not under test=0 V)
_
_
I
O(L)
: Output Leakage Current(Data Out is disabled, 0V
<
V
OUT
<
Vcc)
V
OH
: Output High Voltage Level (I
OH
= -5mA)
V
OL
: Output Low Voltage Level (I
OL
= 4.2mA)
* NOTE
: I
CC1
, I
CC3
, I
CC4
and I
CC6
are dependent on output loading and cycle rates. Specified values are obtained with the output open.
I
CC
is specified as an average current. In I
CC1
and I
CC3
, address can be changed maximum once while RAS=V
IL
. In I
CC4
,
address can be changed maximum once within one page mode cycle,
t
PC
.
45388 Warm Springs Blvd. Fremont, CA. 94539 Tel: (510) 668-2088
Fax: (510) 661-2788
support@unigen.com
4 of 6 Re-Tek- 200_KM