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Электронный компонент: W3DG6432V-D2

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June 2003 Rev. 1
ECO #16361
W3DG6432V-D2
1
White Electronic Designs
White Electronic Designs Corp. reserves the right to change products or specifi cations without notice.
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
256MB- 32Mx64 SDRAM UNBUFFERED
PC100 and PC133 compatible
Burst
Mode
Operation
Auto and Self Refresh capability
LVTTL compatible inputs and outputs
Serial Presence Detect with EEPROM
Fully synchronous: All signals are registered on the positive
edge of the system clock
Programmable Burst Lengths: 1, 2, 4, 8 or Full Page
3.3V
0.3V Power Supply
168 pin DIMM JEDEC
The W3DG6432V is a 32Mx64 synchronous DRAM
module which consists of eight 16Mx16 SDRAM
components in TSOP II package and one 2K EEPROM
in an 8 pin TSSOP package for Serial Presence Detect
which are mounted on a 168 pin DIMM multilayer FR4
Substrate.
DESCRIPTION
FEATURES
PIN CONFIGURATIONS (FRONT SIDE/BACK SIDE)
PIN NAMES
Pin
Front Pin
Front Pin
Front Pin
Back Pin Back Pin
Back
1
V
SS
29
DQM1
57
DQ18 85
V
SS
113
DQM5
141
DQ50
2 DQ0
30 CS0# 58 DQ19 86 DQ32 114 CS1# 142 DQ51
3
DQ1
31
DNU
59
V
CC
87
DQ33
115
RAS#
143
V
CC
4
DQ2
32
V
SS
60 DQ20 88 DQ34 116 V
SS
144
DQ52
5
DQ3
33
A0
61
NC
89
DQ35
117
A1
145
NC
6
V
CC
34
A2 62
NC 90
V
CC
118 A3 146
NC
7
DQ4
35
A4
63
CKE1
91
DQ36
119
A5
147 DNU
8
DQ5
36
A6
64
V
SS
92
DQ37
120
A7 148
V
SS
9 DQ6
37 A8
65 DQ21 93 DQ38 121 A9 149 DQ53
10 DQ7
38 A10/AP 66 DQ22 94 DQ39 122 BA0 150 DQ54
11 DQ8
39 BA1
67 DQ23 95 DQ40 123 A11 151 DQ55
12
V
SS
40
V
CC
68
V
SS
96
V
SS
124
V
CC
152 V
SS
13
DQ9
41
V
CC
69 DQ24 97 DQ41 125 NC 153 DQ56
14
DQ10 42
CK0 70
DQ25 98
DQ42 126 A12 154
DQ57
15
DQ11
43
V
SS
71 DQ26 99 DQ43 127 V
SS
155
DQ58
16
DQ12 44 DNU 72
DQ27 100
DQ44 128
CKE0 156
DQ59
17
DQ13
45
CS2#
73
V
CC
101
DQ45 129
CS3#
157
V
CC
18
V
CC
46
DQM2
74
DQ28
102
V
CC
130
DQM6
158
DQ60
19
DQ14 47
DQM3 75
DQ29 103
DQ46 131
DQM7 159
DQ61
20
DQ15 48 DNU 76
DQ30 104
DQ47 132 NC 160
DQ62
21
NC
49
V
CC
77
DQ31
105
NC 133
V
CC
161
DQ63
22
NC
50
NC
78
V
SS
106
NC 134 NC 162
V
SS
23
V
SS
51
NC 79
CK2 107
V
SS
135 NC 163
NC
24 NC 52 NC 80 NC 108 NC 136 NC 164 NC
25
NC
53
NC
81
*WP
109
NC
137
NC
165
**SA0
26
V
CC
54
V
SS
82
**SDA
110
V
CC
138 V
SS
166
**SA1
27
WE#
55
DQ16
83
**SCL
111
CAS#
139
DQ48
167
**SA2
28
DQM0
56
DQ17
84
V
CC
112
DQM4
140
DQ49
168
V
CC
* WP (write protect) option available on pin 81,

see ordering information on page 5.
** These pins should be NC in the system which
does not support SPD.
A0 A12
Address input (Multiplexed)
BA0-1
Select Bank
DQ0-63
Data Input/Output
CK0,CK2
Clock input
CKE0,CKE1
Clock Enable input
CS0#-CS3#
Chip select Input
RAS#
Row Address Strobe
CAS#
Column Address Strobe
WE#
Write Enable
DQM0-7
DQM
V
CC
Power Supply (3.3V)
V
SS
Ground
SDA
Serial data I/O
SCL
Serial clock
DNU
Do not use
NC
No Connect
June 2003 Rev. 1
ECO #16361
W3DG6432V-D2
2
White Electronic Designs
White Electronic Designs Corp. reserves the right to change products or specifi cations without notice.
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
FUNCTIONAL BLOCK DIAGRAM
CS0#
CS1#
CKE0
CKE1
CK0
CK2
WE#, RAS#, CAS#
BA0, BA1, A0-A12
CS2#
CS3#
DQ0-7
LDQM
UDQM
UDQM
DQMB1
DQ16-23
DQ48-55
DQMB5
DQMB4
DQ40-47
DQ32-39
DQMB6
DQMB7
DQ56-63
DQMB2
DQ24-31
SCL
SDA
DQMB3
U5
SERIAL
PD
EEPROM
DQMB0
DQ0-7
DQ8-15
DQ8-15
DQ8-15
U0
DQ0-7
LDQM
UDQM
DQ8-15
U1
DQ0-7
LDQM
UDQM
DQ8-15
U5
DQ0-7
LDQM
UDQM
DQ8-15
U3
DQ0-7
LDQM
UDQM
DQ8-15
U7
U4
LDQM
DQ0-7
UDQM
DQ8-15
U2
LDQM
DQ0-7
UDQM
DQ8-15
U6
LDQM
DQ0-7
June 2003 Rev. 1
ECO #16361
W3DG6432V-D2
3
White Electronic Designs
White Electronic Designs Corp. reserves the right to change products or specifi cations without notice.
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
Absolute Maximum Ratings
Parameter
Symbol
Value
Units
Voltage on any pin relative to V
SS
V
IN
, V
OUT
-1.0 ~ 4.6
V
Voltage on V
CC
supply relative to V
SS
V
CC
, V
CCQ
-1.0 ~ 4.6
V
Storage Temperature
T
STG
-55 ~ +150
C
Power Dissipation
P
D
8
W
Short Circuit Current
I
OS
50
mA
Note: Permanent device damage may occur if "ABSOLUTE MAXIMUM RATINGS" are exceeded.
Functional operation should be restricted to recommended operating condition.
Exposure to higher than recommended voltage for extended periods of time could affect device reliability.
RECOMMENDED DC OPERATING CONDITIONS
(Voltage Referenced to: V
SS
= 0V, 0C
T
A
70C)
Parameter
Symbol
Min
Typ
Max
Unit
Note
Supply Voltage
V
CC
3.0
3.3 3.6
V
Input High Voltage
V
IH
2.0
3.0
V
CCQ
+0.3
V
1
Input Low Voltage
V
IL
-0.3
--
0.8
V
2
Output High Voltage
V
OH
2.4
--
--
V
I
OH
= -2mA
Output Low Voltage
V
OL
--
--
0.4
V
I
OL
= -2mA
Input Leakage Current
I
LI
-10
--
10
A
3
Note: 1. V
IH
(max)= 5.6V AC. The overshoot voltage duration is
3ns.
2. V
IL
(min)= -2.0V AC. The undershoot voltage duration is
3ns.
3. Any input 0V
V
IN
V
CCQ
Input leakage currents include Hi-Z output leakage for all bi-directional buffers with Tri-State
outputs.
Capacitance
(T
A
= 23C, f = 1MHz, V
CC
= 3.3V, V
REF
=1.4V 200mV)
Parameter
Symbol
Min
Max
Unit
Input Capacitance (A0-A12)
C
IN
1
-
45
pF
Input Capacitance (RAS#,CAS#,WE#)
C
IN
2
-
45
pF
Input Capacitance (CKE0)
C
IN
3
-
25
pF
Input Capacitance (CK0,CK2)
C
IN
4
-
13
pF
Input Capacitance (CS0#,CS2#)
C
IN
5
-
15
pF
Input Capacitance (DQM0-DQM7)
C
IN
6
-
10
pF
Input Capacitance (BA0-BA1)
C
IN
7
-
45
pF
Data input/output capacitance (DQ0-DQ63)
C
OUT
-
12
pF
June 2003 Rev. 1
ECO #16361
W3DG6432V-D2
4
White Electronic Designs
White Electronic Designs Corp. reserves the right to change products or specifi cations without notice.
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
OPERATING CURRENT CHARACTERISTICS
(V
CC
= 3.3V, 0C
T
A
70C)
Notes: 1. Measured with outputs open.
2. Refresh period is 64ms.
3. Unless otherwise noticed, input swing level is CMOS (V
IH
/V
IL
= V
CC
/V
SSQ
)
Parameters
Symbol
Conditions
Versions
Units
Note
133
100
Operating Current
(One bank active)
I
CC1
Burst Length = 1
t
RC
t
RC
(min)
I
OL
= 0mA
740
700
mA
1
Precharge Standby Current
in Power Down Mode
I
CC2P
CKE V
IL
(max), t
CC
= 10ns
20
mA
I
CC2PS
CKE & CK V
IL
(max), t
CC
=
20
mA
Precharge Standby Current
in Non-Power Down Mode
I
CC2N
CKE V
IH
(min), CS V
IH
(min), t
CC
=10ns
Input signals are charged one time during 20
130
mA
I
CC2NS
CKE V
IH
(min), CK V
IL
(max), t
CC
=
Input signals are stable
115
mA
Active standby current in power-
down mode
I
CC3P
CKE V
IL
(max), t
CC
= 10ns
50
mA
I
CC3PS
CKE & CK V
IL
(max), t
CC
=
50
Active standby in current non
power-down mode
I
CC3N
CKE V
IH
(min), CS V
IH
(min), t
CC
= 10ns
Input signals are charged one time during 20ns
280
mA
I
CC3NS
CKE V
IH
(min), CK V
IL
(max), t
CC
=
input signals are stable
240
mA
Operating current (Burst mode)
I
CC4
Io = mA
Page burst
4 Banks activated
t
CCD
= 2CK
860
720
mA
1
Refresh current
I
CC5
t
RC
t
RC
(min)
980
940
mA
2
Self refresh current
I
CC6
CKE 0.2V
40
mA
June 2003 Rev. 1
ECO #16361
W3DG6432V-D2
5
White Electronic Designs
White Electronic Designs Corp. reserves the right to change products or specifi cations without notice.
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
ALL DIMENSIONS ARE IN INCHES
.157 (2X)
.350
.614
.250
P1
.450
.125 (2X)
5.255 MAX.
4.550
.250
2.150
.050 .004
.157
MIN.
.150 MAX.
1.000
MAX.
.700
278
2.275
1.450
PACKAGE DIMENSIONS
ORDERING INFORMATION
Note: Modules are available in industrial temperature - 40C to 85C. Add an "I"
to the end of the part number.
Part Number
Speed
CAS Latency
WED3DG6332V10D2
100MHz
CL=2
WED3DG6332V7D2
133MHz
CL=2
WED3DG6332V75D2
133MHz
CL=3
Note: Available with WP (write protect) on pin 81.
Part Number
Speed
CAS Latency
W3DG6432V10D2
100MHz
CL=2
W3DG6432V7D2
133MHz
CL=2
W3DG6432V75D2
133MHz
CL=3