WEDC WED3DG7266V75D1XX

White Electronic Designs
WED3DG7266V-D1
PRELIMINARY*
512MB – 64Mx72 SDRAM, UNBUFFERED, w/PLL
FEATURES
DESCRIPTION
PC100 and PC133
Burst Mode Operation
Auto and Self Refresh capability
LVTTL compatible inputs and outputs
Serial Presence Detect with EEPROM
The WED3DG7266V is a 64Mx72 synchronous DRAM
module which consists of nine 64Mx8 SDRAM components
in TSOP II package, and one 2Kb EEPROM in an 8
pin TSOP package for Serial Presence Detect which
are mounted on a 144 pin SO-DIMM multilayer FR4
Substrate.
Fully synchronous: All signals are registered on the
positive edge of the system clock
Programmable Burst Lengths: 1, 2, 4, 8 or Full
Page
Single Rank
3.3V ± 0.3V Power Supply
144 Pin SO-DIMM JEDEC
•
D1: 31.75 (1.25") TYP
NOTE: Consult factory for availability of:
• RoHS compliant products
• Vendor source control options
• Industrial temperature option
PIN CONFIGURATIONS (FRONT SIDE/BACK SIDE)
PIN NAMES
PINOUT
PIN
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
FRONT
VSS
DQ0
DQ1
DQ2
DQ3
VCC
DQ4
DQ5
DQ6
DQ7
VSS
DQMB0
DQMB1
VCC
A0
A1
A2
VSS
DQ8
DQ9
DQ10
DQ11
VCC
DQ12
Febuary 2006
Rev. 2
PIN
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
BACK
VSS
DQ32
DQ33
DQ34
DQ35
VCC
DQ36
DQ37
DQ38
DQ39
VSS
DQMB4
DQMB5
VCC
A3
A4
A5
VSS
DQ40
DQ41
DQ42
DQ43
VCC
DQ44
PIN
49
51
53
55
57
59
61
63
65
67
69
71
73
75
77
79
81
83
85
87
89
91
93
95
FRONT
DQ13
DQ14
DQ15
VSS
CB0
CB1
CLK0
VCC
RAS#
WE#
SO#
S1#*
NC
VSS
CB2
CB3
VCC
DQ16
DQ17
DQ18
DQ19
VSS
DQ20
DQ21
PIN
50
52
54
56
58
60
62
64
66
68
70
72
74
76
78
80
82
84
86
88
90
92
94
96
BACK
DQ45
DQ46
DQ47
VSS
CB4
CB5
CKE0
VCC
CAS#
CKE1*
A12*
NC
CLK1
VSS
CB6
CB7
VCC
DQ48
DQ49
DQ50
DQ51
VSS
DQ52
DQ53
PIN
97
99
101
103
105
107
109
111
113
115
117
119
121
123
125
127
129
131
133
135
137
139
141
143
FRONT
DQ22
DQ23
VCC
A6
A8
VSS
A9
A10
VCC
DQMB2
DQMB3
VSS
DQ24
DQ25
DQ26
DQ27
VCC
DQ28
DQ29
DQ30
DQ31
VSS
SDA
VCC
1
PIN
98
100
102
104
106
108
110
112
114
116
118
120
122
124
126
128
130
132
134
136
138
140
142
144
BACK
DQ54
DQ55
VCC
A7
BA0
VSS
BA1
A11
VCC
DQMB6
DQMB7
VSS
DQ56
DQ57
DQ58
DQ59
VCC
DQ60
DQ61
DQ62
DQ63
VSS
SCL
VCC
A0 – A12
BA0-1
DQ0-63
CLK0, CLK1
CB0-7
CKE0
CS0#
RAS#
CAS#
WE#
DQM0-7
VCC
VSS
SDA
SCL
DNU
NC
Address Input (Multiplexed)
Select Bank
Data Input/Output
Clock Input
Check Bit (Data-In/Data-Out)
Clock Enable Input
Chip Select Input
Row Address Strobe
Column Address Strobe
#Write Enable
DQM
Power Supply (3.3V)
Ground
Serial Data I/O
Serial Clock
Do Not Use
No Connect
* These pins are not used in this module
** These pins should be NC in the system which does
not support SPD.
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WED3DG7266V-D1
PRELIMINARY
FUNCTIONAL BLOCK DIAGRAM
WE#
S0#
DQMB0
DQMB4
DQM
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
S0#
WE#
DQM
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
DQMB1
WE#
S0#
WE#
S0#
WE#
S0#
WE#
DQMB5
DQM
DQ8
DQ9
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
S0#
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
DQ32
DQ33
DQ34
DQ35
DQ36
DQ37
DQ38
DQ39
S0#
WE#
DQM
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
DQ40
DQ41
DQ42
DQ43
DQ44
DQ45
DQ46
DQ47
I/O 7
I/O 7
DQMB6
DQM
CB0
CB1
CB2
CB3
CB4
CB5
CB6
CB7
S0#
WE#
DQM
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
DQ51
DQ52
DQ53
DQ54
DQ55
DQMB2
DQMB7
DQM
DQ16
DQ17
DQ18
DQ19
DQ20
DQ21
DQ22
DQ23
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
DQ48
DQ49
DQ50
S0#
WE#
DQM
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
DQ56
DQ57
DQ58
DQ59
DQ60
DQ61
DQ62
DQ63
DQMB3
DQM
DQ24
DQ25
DQ26
DQ27
DQ28
DQ29
DQ30
DQ31
RAS#
CAS#
CKE0
BA0-BA1
A0-A12
S0#
WE#
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
CLOCK
INPUT
I/O 7
*CLK0
4 OR 5 SDRAMS
*CLK1
4 OR 5 SDRAMS
CLK0
PLL
SDRAMs
*CLOCK WIRING
SDRAMS
NOTE: DQ wiring may differ than described in this
drawing however, DQ/DQMB/CKE/S relationships
must be maintained as shown.
RAS#:SDRAM
CAS#:SDRAM
CKE: SDRAM
BA0-BA1: SDRAM
A0-A12: SDRAM
SERIAL PD
Febuary 2006
Rev. 2
SCL
VCC
SDRAM
VSS
SDRAM
SDA
A0
2
A1
A2
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WED3DG7266V-D1
PRELIMINARY
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
Value
Units
Voltage on any pin relative to VSS
VIN, VOUT
-1.0 ~ 4.6
V
Voltage on VCC supply relative to VSS
VCC, VCCQ
-1.0 ~ 4.6
V
TSTG
-55 ~ +150
°C
Storage Temperature
Power Dissipation
PD
9
W
Short Circuit Current
IOS
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: VSS = 0V, 0°C ≤ TA ≤ +70°C
Parameter
Symbol
Min
Typ
Max
Unit
Supply Voltage
VCC
3.0
3.3
3.6
V
Note
Input High Voltage
VIH
2.0
3.0
VCCQ +0.3
V
1
Input Low Voltage
VIL
-0.3
—
0.8
V
2
Output High Voltage
VOH
2.4
—
—
V
IOH = -2mA
Output Low Voltage
VOL
—
—
0.4
V
IOL= -2mA
Input Leakage Current
ILI
-10
—
10
µA
3
Note: 1. VIH (max)= 5.6V AC. The overshoot voltage duration is ≤ 3ns.
2. VIL (min)= -2.0V AC. The undershoot voltage duration is ≤ 3ns.
3. Any input 0V ≤ VIN ≤ VCCQ
Input leakage currents include Hi-Z output leakage for all bi-directional buffers with Tri-State outputs.
CAPACITANCE
TA = 25°C, f = 1MHz, VCC = 3.3V, VREF = 1.4V ± 200mV
Parameter
Symbol
Max
Unit
Input Capacitance (A0-A12)
CIN1
40
pF
Input Capacitance (RAS#,CAS#,WE#)
CIN2
40
pF
Input Capacitance (CKE0)
CIN3
40
pF
Input Capacitance (CK0)
CIN4
6
pF
Input Capacitance (CS0#)
CIN5
40
pF
Input Capacitance (DQM0-DQM7)
CIN6
7
pF
Input Capacitance (BA0-BA1)
CIN7
40
pF
Data Input/Output Capacitance (DQ0-DQ63)
COUT
9
pF
Data Input/Output Capacitance (CB0-7)
COUT1
9
pF
Febuary 2006
Rev. 2
3
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WED3DG7266V-D1
PRELIMINARY
OPERATING CURRENT CHARACTERISTICS
(VCC = 3.3V, TA = 0°C ≤ +70°C)
Version
Parameter
Symbol
Conditions
133/100
Units
Note
1,925
mA
1
mA
Operating Current
(One bank active)
ICC1
Burst Length = 1
tRC ≥ tRC (min)
IOL = 0mA
Precharge Standby Current
in Power Down Mode
ICC2P
CKE ≤ VIL(max), tCC = 10ns
64
ICC2PS
CKE & CLK ≤ VIL(max), tCC = ∞
64
Icc2N
CKE ≥ VIH(min), CS ≥ VIH(min), tcc =10ns
Input signals are charged one time during 20
395
Icc2NS
CKE ≥ VIH(min), CLK ≥VIL(max), tCC = ∞
Input signals are stable
215
Precharge Standby Current
in Non-Power Down Mode
Active Standby Current in
Power-Down Mode
Active Standby Current in
Non-Power Down Mode
mA
ICC3P
CKE ≥ VIL(max), tCC = 10ns
100
ICC3PS
CKE & CLK ≤ VIL(max), tCC = ∞
100
ICC3N
CKE ≥ VIH(min), CS ≥ VIH(min), tcc = 10ns Input
signals are changed one time during 20ns
575
mA
ICC3NS
CKE ≤ VIH(min), CLK ≤ VIL(max), tcc = ∞
Input signals are stable
420
mA
ICC4
Io = mA
Page burst
4 Banks activated
tCCD = 2CLK
1,925
mA
1
3,095
mA
2
180
mA
Operating Current (Burst mode)
Refresh Current
ICC5
tRC ≥ tRC(min)
Self Refresh Current
ICC6
CKE ≤ 0.2V
mA
Notes:
1. Measured with outputs open.
2. Refresh period is 64ms.
Febuary 2006
Rev. 2
4
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WED3DG7266V-D1
PRELIMINARY
ORDERING INFORMATION FOR D1
Industrial Temperature
Ordering Information
Speed
CAS
Latency
Height
WED3DG7266V10D1xx
100MHz
CL=2
31.75 (1.250") TYP
WED3DG7266V10D1I-xx
WED3DG7266V7D1xx
133MHz
CL=2
31.75 (1.250") TYP
WED3DG7266V7D1I-xx
WED3DG7266V75D1xx
133MHz
CL=3
31.75 (1.250") TYP
WED3DG7266V75D1I-xx
133MHz
Ordering Information
CAS
Latency
Height
100MHz
CL=2
31.75 (1.250") TYP
133MHz
CL=2
31.75 (1.250") TYP
CL=3
31.75 (1.250") TYP
Speed
Notes:
• Consult Factory for availability of RoHS products. (G = RoHS Compliant)
• Vendor specific part numbers are used to provide memory components source control. The place holder for this is shown as lower case “x” in the part numbers above and is to be
replaced with the respective vendors code. Consult factory for qualified sourcing options. (M = Micron, S = Samsung & consult factory for others)
• Consult factory for availability of industrial temperature (-40°C to 85°C) option
PACKAGE DIMENSIONS FOR D1
67.72
(2.661 Max)
3.81
(0.150)
MAX.
2.01 (0.079 Min)
31.75
(1.250)
Max
3.99
(0.157)
19.99
(0.787)
23.14
(0.913)
9.91
(0.039)
(± 0.004)
32.79
(1.291)
4.60 (0.181)
28.2
(1.112)
1.50 (0.059)
* ALL DIMENSIONS ARE IN MILLIMETERS AND (INCHES).
Febuary 2006
Rev. 2
5
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WED3DG7266V-D1
PRELIMINARY
PART NUMBERING GUIDE
WED 3 D G 7266 V xx D1 I- x G
WEDC
MEMORY
SDRAM
GOLD
DEPTH & BUS WIDTH
3.3 VOLTS
CLOCK SPEED (MHz)
10 = 100MHz @ CL = 2
7 = 133MHz @ CL = 2
75 = 133MHz @ CL = 3
PACKAGE 144 PIN SO-DIMM
INDUSTRIAL TEMP
COMPONENT VENDOR NAME
(M = Micron)
(S = Samsung)
G = ROHS COMPLIANT
Febuary 2006
Rev. 2
6
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
WED3DG7266V-D1
PRELIMINARY
Document Title
512MB - 64Mx72 SDRAM UNBUFFERED, w/PLL
Revision History
Rev #
History
Release Date
Status
Rev A
Created
3-02
Advanced
0.1 Added PLL spec
6-04
Preliminary
Rev 0
0.2 Updated CAP and IDD specs
0.3 Moved status from advanced to preliminary
0.4 Removed “ED” from part number
0.5 Moved from Advanced to preliminary
Rev 1
1.1 Added “ED” to part number
7-05
Preliminary
Rev 2
2.1 Added RoHS, vendor source and industrial option notes
2-06
Preliminary
2.2 Added part number guide
Febuary 2006
Rev. 2
7
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com