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Электронный компонент: WV3HG2128M72EEU665D6MG

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WV3HG2128M72EEU-D6
August 2006
Rev. 1
ADVANCED*
1
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
2GB 2x128Mx72 DDR2 SDRAM UNBUFFERED DIMM
DESCRIPTION
The WV3HG2128M72EEU is a 2x128Mx72 Double Data
Rate DDR2 SDRAM high density module. This memory
module consists of eighteen 128Mx8 bit with 4 banks
DDR2 Synchronous DRAMs in FBGA packages, mounted
on a 240-pin DIMM FR4 substrate.
* This product is under development, is not qualifi ed or characterized and is subject to
change or cancellation without notice.
NOTE: Consult factory for availability of:
Vendor source control options
Industrial temperature option
Parity
function
FEATURES
Unbuffered 240-pin, dual in-line memory module
Fast data transfer rates: PC2-6400*, PC2-5300*,
PC2-4300 and PC2-3200
V
CC
= V
CCQ
= 1.8V
V
CCSPD
= +1.7V to +3.6V
Differential data strobe (DQS, DQS#) option
Four-bit prefetch architecture
DLL to align DQ and DQS transitions with CK
Multiple internal device banks for concurrent
operation
Supports duplicate output strobe (RDQS/RDQS#)
Programmable CAS# latency (CL): 3, 4, 5* and 6*
Adjustable data-output drive strength
On-die termination (ODT)
Serial Presence Detect (SPD) with EEPROM
Auto & self refresh (64ms/8,192 cycle refresh)
Gold edge contacts
Dual
Rank
RoHS
compliant
Package
option
240 Pin DIMM
30.00mm (1.181") TYP
OPERATING FREQUENCIES
PC2-6400*
PC2-5300*
PC2-4300
PC2-3200
Clock Speed
400MHz
333MHz
266MHz
200MHz
CL-t
RCD
-t
RP
6-6-6
5-5-5
4-4-4
3-3-3
* Consult factory for availability
WV3HG2128M72EEU-D6
ADVANCED
2
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
August 2006
Rev. 1
PIN CONFIGURATION
Pin No.
Symbol
Pin No.
Symbol
Pin No.
Symbol
Pin No.
Symbol
1
V
REF
61
A4
121
V
SS
181
V
CC
2
V
SS
62
V
CC
122
DQ4
182
A3
3
DQ0
63
A2
123
DQ5
183
A1
4
DQ1
64
V
CC
124
V
SS
184
V
CC
5
V
SS
65
V
SS
125
DM0
185
CK0
6
DQS0#
66
V
SS
126
NC
186
CK0#
7
DQS0
67
V
CC
127
V
SS
187
V
CC
8
V
SS
68
NC
128
DQ6
188
A0
9
DQ2
69
V
CC
129
DQ7
189
V
CC
10
DQ3
70
A10/AP
130
V
SS
190
BA1
11
V
SS
71
BA0
131
DQ12
191
V
CC
12
DQ8
72
V
CC
132
DQ13
192
RAS#
13
DQ9
73
WE#
133
V
SS
193
CS0#
14
V
SS
74
CAS#
134
DM1
194
V
CC
15
DQS1#
75
V
CC
135
NC
195
ODT0
16
DQS1
76
CS1#
136
V
SS
196
A13
17
V
SS
77
ODT1
137
CK1
197
V
CC
18
NC
78
V
CC
138
CK1#
198
V
SS
19
NC
79
V
SS
139
V
SS
199
DQ36
20
V
SS
80
DQ32
140
DQ14
200
DQ37
21
DQ10
81
DQ33
141
DQ15
201
V
SS
22
DQ11
82
V
SS
142
V
SS
202
DM4
23
V
SS
83
DQS4#
143
DQ20
203
NC
24
DQ16
84
DQS4
144
DQ21
204
V
SS
25
DQ17
85
V
SS
145
V
SS
205
DQ38
26
V
SS
86
DQ34
146
DM2
206
DQ39
27
DQS2#
87
DQ35
147
NC
207
V
SS
28
DQS2
88
V
SS
148
V
SS
208
DQ44
29
V
SS
89
DQ40
149
DQ22
209
DQ45
30
DQ18
90
DQ41
150
DQ23
210
V
SS
31
DQ19
91
V
SS
151
V
SS
211
DM5
32
V
SS
92
DQS5#
152
DQ28
212
NC
33
DQ24
93
DQS5
153
DQ29
213
V
SS
34
DQ25
94
V
SS
154
V
SS
214
DQ46
35
V
SS
95
DQ42
155
DM3
215
DQ47
36
DQS3#
96
DQ43
156
NC
216
V
SS
37
DQS3
97
V
SS
157
V
SS
217
DQ52
38
V
SS
98
DQ48
158
DQ30
218
DQ53
39
DQ26
99
DQ49
159
DQ31
219
V
SS
40
DQ27
100
V
SS
160
V
SS
220
CK2
41
V
SS
101
SA2
161
CB4
221
CK2#
42
CB0
102
NC
162
CB5
222
V
SS
43
CB1
103
V
SS
163
V
SS
223
DM6
44
V
SS
104
DQS6#
164
DM8
224
NC
45
DQS8#
105
DQS6
165
NC
225
V
SS
46
DQS8
106
V
SS
166
V
SS
226
DQ54
47
V
SS
107
DQ50
167
CB6
227
DQ55
48
CB2
108
DQ51
168
CB7
228
V
SS
49
CB3
109
V
SS
169
V
SS
229
DQ60
50
V
SS
110
DQ56
170
V
CC
230
DQ61
51
V
CC
111
DQ57
171
CKE1
231
V
SS
52
CKE0
112
V
SS
172
V
CC
232
DM7
53
V
CC
113
DQS7#
173
NC
233
NC
54
BA2
114
DQS7
174
NC
234
V
SS
55
NC
115
V
SS
175
V
CC
235
DQ62
56
V
CC
116
DQ58
176
A12
236
DQ63
57
A11
117
DQ59
177
A9
237
V
SS
58
A7
118
V
SS
178
V
CC
238
V
CC
SPD
59
V
CC
119
SDA
179
A8
239
SA0
60
A5
120
SCL
180
A6
240
SA1
PIN NAMES
Pin Name
Function
A0-A13
Address Inputs
BA0,BA2
SDRAM Bank Address
DQ0-DQ63
Data Input/Output
CB0-CB7
Check Bits
DQS0-DQS8
Data strobes
DQS0#-DQS8#
Data strobes complement
DM0-DM8
Data masks
ODT0, ODT1
On-die termination controls
CK0,CK0#-CK2,CK2# Clock Inputs
CKE0, CKE1
Clock Enables
CS0#, CS1#
Chip Selects
RAS#
Row Address Strobe
CAS#
Column Address Strobe
WE#
Write Enable
SA0-SA2
SPD address
SDA
SPD Data Input/Output
SCL
SPD Clock Input
V
CC
Power Supply
V
SS
Ground
V
REF
Power Supply Reference
V
CC
SPD
SPD Power
NC
Spare pins, No connect
WV3HG2128M72EEU-D6
ADVANCED
3
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
August 2006
Rev. 1
FUNCTIONAL BLOCK DIAGRAM
CS0#
DQS0
DQS0#
DM0
DM/
RDQS
CS#
DQS
DQS#
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
DQS1
DQS1#
DM1
DQS2
DQS2#
DM2
DQS3
DQS3#
DM3
DQS5
DQS5#
DM5
DQS4
DQS4#
DM4
DQS6
DQS6#
DM6
DQS7
DQS7#
DM7
CS1#
CS1#
BA0-BA2
A0-A13
RAS#
CAS#
WE#
CKE0
CKE1
ODT0
ODT1
BA0-BA2: DDR 2 SDRAMs
A0-A13: DDR 2 SDRAMs
RAS#: DDR 2 SDRAMs
CAS#: DDR 2 SDRAMs
WE#: DDR 2 SDRAMs
CKE0: DDR 2 SDRAMs
CKE1: DDR 2 SDRAMs
ODT0: DDR 2 SDRAMs
ODT1: DDR 2 SDRAMs
CS0#
CS1#: DDR 2 SDRAMs
CS0#: DDR 2 SDRAMs
A0
Serial PD
A1
A2
SA0
SA1
SDA
SCL
*Wire per Clock Loading
Table/Wiring Diagrams
Notes:
1. DQ, DM, DQS/DQS# resistors: 5.1 Ohms +/-5%
2. BAx, Ax RAS#, CAS#, WE# resistors: 5.1 Ohms +/- 5%
*Clock Wiring
Clock
Input
DDR2 SDRAMs
*CK0/CK0#
*CK1/CK1#
*CK2/CK2#
6 DDR2 SDRAMs
6 DDR2 SDRAMs
6 DDR2 SDRAMs
SA2
WP
DQ8
DQ9
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
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
DQ24
DQ25
DQ26
DQ27
DQ28
DQ29
DQ30
DQ31
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
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
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
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
DQ40
DQ41
DQ42
DQ43
DQ44
DQ45
DQ46
DQ47
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
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
DQ51
DQ52
DQ53
DQ54
DQ55
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
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
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
V
CCSPD
Serical PD
DDR2 SDRAMs
DDR2 SDRAMs
DDR2 SDRAMs
V
CC\
V
CCQ
VREF
V
SS
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DQS8
DQS8#
DM8
CB0
CB1
CB2
CB3
CB4
CB5
CB6
CB7
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
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
DM/
RDQS
CS#
DQS
DQS#
NOTE: All resistor values are 22 ohms unless otherwise specifi ed.
WV3HG2128M72EEU-D6
ADVANCED
4
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
August 2006
Rev. 1
DC OPERATING CONDITIONS
All voltages referenced to V
SS
Parameter
Symbol
Min
Typical
Max
Unit
Notes
Supply Voltage
V
CC
1.7
1.8
1.9
V
3
I/O Reference Voltage
V
REF
0.49 x V
CC
0.50 x V
CC
0.51 x V
CC
V
1
I/O Termination Voltage
V
TT
V
REF
-0.04
V
REF
V
REF
+0.04
V
2
SPD Supply Voltage
V
CCSPD
1.7
-
3.6
V
Notes:
1
V
REF
is expected to equal V
CC/2
of the transmitting device and to track variations in the DC level of the same. Peak-to-peak noise on
V
REF
may not exceed +/-1 percent of the
DC value. Peak-to-peak AC noise on V
REF
may not exceed +/-2 percent of V
REF
. This measurement is to be taken at the nearest V
REF
bypass capacitor.
2. V
TT
is not applied directly to the device. V
TT
is a system supply for signal termination resistors, is expected to be set equal to V
REF
and must track variations in the DC level of V
REF
.
3. V
CCQ
of all IC's are tied to V
CC
.
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Min
Max
Units
V
CC
Voltage on V
CC
pin relative to V
SS
-0.5
2.3
V
V
IN
, V
OUT
Voltage on any pin relative to V
SS
-0.5
2.3
V
T
STG
Storage Temperature
-55
100
C
I
L
Input leakage current; Any input 0V<V
IN
<V
CC
; V
REF
input
0V,V
IN
,0.95V; Other pins not under test = 0V
Command/Address,
RAS#, CAS#, WE#,
-90
90
A
CS#, CKE
-45
45
A
CK, CK#
-30
30
A
DM
-10
10
A
I
OZ
Output leakage current; 0V<V
IN
<V
CC
; DQs and ODT are disable
DQ, DQS, DQS#
-10
10
A
I
VREF
V
REF
leakage current; V
REF
= Valid V
REF
level
-36
36
A
INPUT/OUTPUT CAPACITANCE
T
A
= 25C, f = 100MHz
Parameter
Symbol
Min
Max
Unit
Input Capacitance (A0-A13, BA0~BA2, RAS#, CAS#, WE#)
C
IN1
22
40
pF
Input Capacitance (CKE0, CKE1), (ODT0, ODT1)
C
IN2
13
22
pF
Input Capacitance (CS0#, CS1#))
C
IN3
13
22
pF
Input Capacitance (CK0, CK0#-CK2, CK2#)
C
IN4
10
16
pF
Input Capacitance (DQS0~DQS8), (DM0-DM8)
C
IN5 (665)
9
11
pF
C
IN5 (534, 403)
9
12
pF
Input Capacitance (DQ0~DQ63), (CB0~CB7)
C
OUT (665)
9
11
pF
C
OUT (534, 403)
9
12
pF
WV3HG2128M72EEU-D6
ADVANCED
5
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
August 2006
Rev. 1
OPERATING TEMPERATURE CONDITION
Parameter
Symbol
Rating
Units
Notes
Operating Temperature (Commercial)
TOPER
0C to 85C
C
1, 2
Notes:
1. Operating temperature is the case surface temperature on the center/top side of the DRAM. For the measurement conditions, please refer to JEDEC JESD51.2.
2. At 0 - 85
C, operation temperature range, all DRAM specifi cation will be supported.
INPUT DC LOGIC LEVEL
All voltages referenced to V
SS
Parameter
Symbol
Min
Max
Units
Input High (Logic 1) Voltage
V
IH(DC)
V
REF
+ 0.125
V
CC
+ 0.300
V
Input Low (Logic 0) Voltage
V
IL(DC)
-0.300
V
REF
- 0.125
V
INPUT AC LOGIC LEVEL
All voltages referenced to V
SS
Parameter
Symbol
Min
Max
Units
AC Input Low (Logic 1) Voltage DDR2-400 & DDR2-533
V
IL(AC)
V
REF
+ 0.250
V
AC Input High (Logic 1) Voltage DDR2-667
V
IH(AC)
V
REF
+ 0.200
V
AC Input Low (Logic 0) Voltage DDR2-400 & DDR2-533
V
IL(AC)
V
REF
- 0.250
V
AC Input Low (Logic 0) Voltage DDR2-667
V
IL(AC)
V
REF
- 0.200
V
WV3HG2128M72EEU-D6
ADVANCED
6
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
August 2006
Rev. 1
DDR2 I
CC
SPECIFICATIONS AND CONDITIONS
DDR2 SDRAM components only
Symbol Proposed Conditions
806
665
553
403
Units
I
CC0*
Operating one bank active-precharge current;
t
CK
= t
CK
(I
CC
), t
RC
= t
RC
(I
CC
), t
RAS
= t
RAS
min(I
CC
); CKE is HIGH, CS# is HIGH between valid
commands; Address bus inputs are SWITCHING; Data bus inputs are SWITCHING
TBD
918
873
828
mA
I
CC1*
Operating one bank active-read-precharge current;
I
OUT
= 0mA; BL = 4, CL = CL(I
CC
), AL = 0; t
CK
= t
CK
(I
CC
), t
RC
= t
RC
(I
CC
), t
RAS
= t
RAS
min(I
CC
), t
RCD
= t
RCD
(I
CC
); CKE is HIGH, CS# is HIGH between valid commands; Address bus inputs are
SWITCHING; Data pattern is same as I
CC
4W
TBD
1,008
963
918
mA
I
CC2P*
Precharge power-down current;
All banks idle; t
CK
= t
CK
(I
CC
); CKE is LOW; Other control and address bus inputs are STABLE;
Data bus inputs are FLOATING
TBD
216
216
216
mA
I
CC2Q**
Precharge quiet standby current;
All banks idle; t
CK
= t
CK
(I
CC
); CKE is HIGH, CS# is HIGH; Other control and address bus inputs
are STABLE; Data bus inputs are FLOATING
TBD
720
630
630
mA
I
CC2N**
Precharge standby current;
All banks idle; t
CK
= t
CK
(I
CC
); CKE is HIGH, CS# is HIGH; Other control and address bus inputs
are SWITCHING; Data bus inputs are SWITCHING
TBD
810
720
720
mA
I
CC3P**
Active power-down current;
All banks open; t
CK
= t
CK
(I
CC
); CKE is LOW; Other control and
address bus inputs are STABLE; Data bus inputs are FLOATING
Fast PDN Exit MRS(12) = 0
TBD
540
450
450
mA
Slow PDN Exit MRS(12) = 1
TBD
216
216
216
mA
I
CC3N**
Active standby current;
All banks open; t
CK
= t
CK
(I
CC
), t
RAS
= t
RAS
max(I
CC
), t
RP
= t
RP
(I
CC
); CKE is HIGH, CS# is HIGH
between valid commands; Other control and address bus inputs are SWITCHING; Data bus
inputs are SWITCHING
TBD
900
810
810
mA
I
CC4W*
Operating burst write current;
All banks open, Continuous burst writes; BL = 4, CL = CL(I
CC
), AL = 0; t
CK
= t
CK
(I
CC
), t
RAS
=
t
RAS
max(I
CC
), t
RP
= t
RP
(I
CC
); CKE is HIGH, CS# is HIGH between valid commands; Address bus
inputs are SWITCHING; Data bus inputs are SWITCHING
TBD
1,503
1,278
1,143
mA
I
CC4R*
Operating burst read current;
All banks open, Continuous burst reads, I
OUT
= 0mA; BL = 4, CL = CL(I
CC
), AL = 0; t
CK
= t
CK
(I
CC
),
t
RAS
= t
RAS
max(I
CC
), t
RP
= t
RP
(I
CC
); CKE is HIGH, CS# is HIGH between valid commands; Address
bus inputs are SWITCHING; Data pattern is same as I
CC
4W
TBD
1,503
1,278
1,143
mA
I
CC5B**
Burst auto refresh current;
t
CK
= t
CK
(I
CC
); Refresh command at every t
RFC
(I
CC
) interval; CKE is HIGH, CS# is HIGH between
valid commands; Other control and address bus inputs are SWITCHING; Data bus inputs are
SWITCHING
TBD
3,960
3,870
3,780
mA
I
CC6**
Self refresh current;
CK and CK\ at 0V; CKE 0.2V; Other control and address bus
inputs are FLOATING; Data bus inputs are FLOATING
Normal
TBD
180
180
180
mA
I
CC7*
Operating bank interleave read current;
All bank interleaving reads, I
OUT
= 0mA; BL = 4, CL = CL(I
CC
), AL = t
RC
D(I
CC
)-1*t
CK
(I
CC
); t
CK
=
t
CK
(I
CC
), t
RC
= t
RC
(I
CC
), t
RRD
= t
RRD
(I
CC
), t
RCD
= 1*t
CK
(I
CC
); CKE is HIGH, CS# is HIGH between
valid commands; Address bus inputs are STABLE during DESELECTs; Data bus inputs are
SWITCHING.
TBD
2,808
2,628
2,448
mA
Note: I
CC
specifi cation is based on
SAMSUNG components. Other DRAM Manufacturers specifi cation may be different.
*: Value calculated as one module rank in this operating condition, and all other module ranks in I
CC2P
(CKE LOW) mode.
**: Value calculated refl ects all module ranks in this operating condition.
WV3HG2128M72EEU-D6
ADVANCED
7
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
August 2006
Rev. 1
AC TIMING PARAMETERS & SPECIFICATIONS
AC CHARACTERISTICS
806
665
534
403
PARAMETER
SYMBOL
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
Clock
Clock cycle time
CL = 6
t
CK (6)
TBD
TBD
ps
CL = 5
t
CK (5)
TBD
TBD
3,000
8,000
ps
CL = 4
t
CK (4)
TBD
TBD
3,750
8,000
3,750
8,000
5,000
8,000
ps
CL = 3
t
CK (3)
TBD
TBD
5,000
8,000
5,000
8,000
5,000
8,000
ps
CK high-level width
t
CH
TBD
TBD
0.45
0.55
0.45
0.55
0.45
0.55
t
CK
CK low-level width
t
CL
TBD
TBD
0.45
0.55
0.45
0.55
0.45
0.55
t
CK
Half clock period
t
HP
TBD
TBD
MIN
(t
CH,
t
CL
)
MIN
(t
CH,
t
CL
)
MIN
(t
CH,
t
CL
)
ps
Clock jitter
t
JIT
TBD
TBD
-125
125
-125
125
-125
125
ps
Data
DQ output access time from CK/CK#
t
AC
TBD
TBD
-450
+450
-500
+500
-600
+600
ps
Data-out high-impedance window from
CK/CK#
t
HZ
TBD
TBD
t
AC(MAX)
t
AC(MAX)
t
AC(MAX)
ps
Data-out low-impedance window from
CK/CK#
t
LZ
TBD
TBD
t
AC(MIN)
t
AC(MAX)
t
AC(MIN)
t
AC(MAX)
t
AC(MIN)
t
AC(MAX)
ps
DQ and DM input setup time relative to
DQS
t
DS
TBD
TBD
100
100
150
DQ and DM input hold time relative to DQS
t
DH
TBD
TBD
225
225
275
DQ and DM input pulse width (for each
input)
t
DIPW
TBD
TBD
0.35
0.35
0.35
t
CK
Data hold skew factor
t
QHS
TBD
TBD
340
400
450
ps
DQ...DQS hold, DQS to fi rst DQ to go
nonvalid, per access
t
QH
TBD
TBD
t
HP -
t
QHS
t
HP -
t
QHS
t
HP -
t
QHS
ps
Data valid output window (DVW)
t
DVW
TBD
TBD
t
QH -
t
DQSQ
t
QH -
t
DQSQ
t
QH -
t
DQSQ
ns
Data Strobe
DQS input high pulse width
t
DQSH
TBD
TBD
0.35
0.35
0.35
t
CK
DQS input low pulse width
t
DQSL
TBD
TBD
0.35
0.35
0.35
t
CK
DQS output access time from CK/CK#
t
DQSCK
TBD
TBD
-400
+400
-450
+450
-500
+500
ps
DQS falling edge to CK rising ... setup time
t
DSS
TBD
TBD
0.2
0.2
0.2
t
CK
DQS falling edge from CK rising ... hold
time
t
DSH
TBD
TBD
0.2
0.2
0.2
t
CK
DQS...DQ skew, DQS to last DQ valid, per
group,
per access
t
DQSQ
TBD
TBD
240
300
350
ps
DQS read preamble
t
RPRE
TBD
TBD
0.9
1.1
0.9
1.1
0.9
1.1
t
CK
DQS read postamble
t
RPST
TBD
TBD
0.4
0.6
0.4
0.6
0.4
0.6
t
CK
DQS write preamble setup time
t
WPRES
TBD
TBD
0
0
0
ps
DQS write preamble
t
WPRE
TBD
TBD
0.35
0.35
0.35
t
CK
DQS write postamble
t
WPST
TBD
TBD
0.4
0.6
0.4
0.6
0.4
0.6
t
CK
Write command to fi rst DQS latching
transition
t
DQSS
TBD
TBD
WL-
0.25
WL+
0.25
WL-
0.25
WL+
0.25
WL-
0.25
WL+
0.25
t
CK
Address and control input pulse width for
each input
t
IPW
TBD
TBD
0.6
0.6
0.6
t
CK
Address and control input setup time
t
IS
TBD
TBD
200
250
250
ps
Address and control input hold time
t
IH
TBD
TBD
275
375
475
ps
Address and control input hold time
t
CCD
TBD
TBD
2
2
2
t
CK
* AC specifi cation is based on
SAMSUNG components. Other DRAM manufactures specifi cation may be different.
Continued on next page
WV3HG2128M72EEU-D6
ADVANCED
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August 2006
Rev. 1
AC TIMING PARAMETERS (cont'd)
AC CHARACTERISTICS
806
665
534
403
PARAMETER
SYMBOL
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
Command and
Address
ACTIVE to ACTIVE (same bank) command
t
RC
TBD
TBD
55
55
55
ns
ACTIVE bank a to ACTIVE bank b command
t
RRD
TBD
TBD
7.5
7.5
7.5
ns
ACTIVE to READ or WRITE delay
t
RCD
TBD
TBD
15
15
15
ns
Four Bank Activate period
t
FAW
TBD
TBD
37.5
37.5
37.5
37.5
37.5
37.5
ns
ACTIVE to PRECHARGE command
t
RAS
TBD
TBD
40
70,000
40
70,000
40
70,000
ns
Internal READ to precharge command delay
t
RTP
TBD
TBD
7.5
7.5
7.5
ns
Write recovery time
t
WR
TBD
TBD
15
15
15
ns
Auto precharge write recovery + precharge
time
t
DAL
TBD
TBD
t
WR
+t
RP
t
WR
+t
RP
t
WR
+t
RP
ns
Internal WRITE to READ command delay
t
WTR
TBD
TBD
7.5
7.5
7.5
ns
PRECHARGE command period
t
RP
TBD
TBD
15
15
15
ns
PRECHARGE ALL command period
t
RPA
TBD
TBD
t
RP
+t
CK
t
RP
+t
CK
t
RP
+t
CK
ns
LOAD MODE command cycle time
t
MRD
TBD
TBD
2
2
2
t
CK
CKE low to CK,CK# uncertainty
t
DELAY
TBD
TBD
t
IS
+t
CK
t
IH
t
IS
+t
CK
t
IH
t
IS
+t
CK
t
IH
ns
Self Refresh
REFRESH to Active of Refresh to Refresh
command interfal
t
RFC
TBD
TBD
127.5
70,000
127.5
70,000
127.5
70,000
ns
Average periodic refresh interval
t
REFI
TBD
TBD
7.8
7.8
7.8
s
Exit self refresh to non-READ command
t
XSNR
TBD
TBD
t
RFC(MIN)
+10
t
RFC(MIN)
+10
t
RFC(MIN)
+10
ns
Exit self refresh to READ command
t
XSRD
TBD
TBD
200
200
200
t
CK
Exit self refresh timing reference
t
ISXR
TBD
TBD
t
IS
t
IS
t
IS
ps
ODT
ODT turn-on delay
t
AOND
TBD
TBD
2
2
2
2
2
2
t
CK
ODT turn-on
t
AON
TBD
TBD
t
AC(MIN)
t
AC(MAX)
+1000
t
AC(MIN)
t
AC(MAX)
+1000
t
AC(MIN)
t
AC(MAX)
+1000
ps
ODT turn-off delay
t
AOFD
TBD
TBD
2.5
2.5
2.5
2.5
2.5
2.5
t
CK
ODT turn-off
t
AOF
TBD
TBD
t
AC(MIN)
t
AC(MAX)
+600
t
AC(MIN)
t
AC(MAX)
+600
t
AC(MIN)
t
AC(MAX)
+600
ps
ODT turn-on (power-down mode)
t
AONPD
TBD
TBD
t
AC(MIN)
+2000
2 x t
CK
+
t
AC(MAX)
+1000
t
AC(MIN)
+2000
2 x t
CK
+
t
AC(MAX)
+1000
t
AC(MIN)
+2000
2 x t
CK
+
t
AC(MAX)
+1000
ps
ODT turn-off (power-down mode)
t
AOFPD
TBD
TBD
t
AC(MIN)
+2000
2.5 x
t
CK
+
t
AC(MAX)
+1000
t
AC(MIN)
+2000
2.5 x
t
CK
+
t
AC(MAX)
+1000
t
AC(MIN)
+2000
2.5 x
t
CK
+
t
AC(MAX)
+1000
ps
ODT to power-down entry latency
t
ANPD
TBD
TBD
3
3
3
t
CK
ODT power-down exit latency
t
AXPD
TBD
TBD
8
8
8
t
CK
Power-Down
Exit active power-down to READ command,
MR[bit12=0]
t
XARD
TBD
TBD
2
2
2
t
CK
Exit active power-down to READ command,
MR[bit12=1]
t
XARDS
TBD
TBD
7-AL
6-AL
6-AL
t
CK
A Exit precharge power-down to any non-
READ command.
t
XP
TBD
TBD
2
2
2
t
CK
CKE minimum high/low time
t
CKE
TBD
TBD
3
3
3
t
CK
* AC specifi cation is based on
SAMSUNG components. Other DRAM manufactures specifi cation may be different.
WV3HG2128M72EEU-D6
ADVANCED
9
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
August 2006
Rev. 1
30.50 (1.201)
29.85 (1.175)
PIN 1
17.80 (0.700)
TYP.
5.0 (0.197) TYP.
123.0 (4.843)
TYP.
1.0 (0.039)
TYP.
0.80 (0.032)
TYP.
4.00 (0.158)
(4X)
PIN 120
FRONT VIEW
133.50 (5.256)
133.20 (5.244)
63.0 (2.480)
TYP.
55.0 (2.165)
TYP.
10.00 (0.394)
TYP.
BACK VIEW
PIN 240
PIN 121
1.37 (0.054)
1.17 (0.046)
4.00 (0.158)
MAX
1.50 (0.059)
3.00 (0.118)
(4X)
5.175 (0.204)
(2X)
PACKAGE DIMENSIONS FOR D6
** ALL DIMENSIONS ARE IN MILLIMETERS AND (INCHES)
ORDERING INFORMATION FOR D6
Part Number
Speed/Data Rate
Frequency
CAS Latency
t
RCD
t
RP
Height**
WV3HG2128M72EEU806D6xxG*
400MHz/800Mb/s
6
6
6
30.00mm (1.181") TYP
WV3HG2128M72EEU665D6xxG*
333MHz/667Mb/s
5
5
5
30.00mm (1.181") TYP
WV3HG2128M72EEU534D6xxG
266MHz/533Mb/s
4
4
4
30.00mm (1.181") TYP
WV3HG2128M72EEU403D6xxG
200MHz/400Mb/s
3
3
3
30.00mm (1.181") TYP
* Contact factory for availability
NOTES:
RoHS compliant product. (G = RoHS Compliant)
Vendor
specifi c part numbers are used to provide memory component source control. The place holder for this is shown as a lower case "x"
in the part numbers above and is to be replaced with respective vendors code. Consult factory for qualifi ed sourcing options.
(M = Micron, S = Samsung & consult factory for others)
Consult factory for availability of industrial temperature (-40C to 85C) option
WV3HG2128M72EEU-D6
ADVANCED
10
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
August 2006
Rev. 1
PART NUMBERING GUIDE
WV 3 H G 2 128M 72 E E U xxx D6 x x G
WEDC
MEMORY (SDRAM)
DDR 2
GOLD
DUAL RANK
DEPTH
BUS WIDTH
COMPONENT WIDTH (x8)
1.8V
UNBUFFERED
SPEED (Mb/s)
PACKAGE 240 PIN
INDUSTRIAL TEMP OPTION
(For commercial leave "blank"
for industrial add "I")
COMPONENT VENDOR NAME
(M = Micron)
(S = Samsung)
G = RoHS COMPLIANT
WV3HG2128M72EEU-D6
ADVANCED
11
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
August 2006
Rev. 1
Document Title
2GB 2x128Mx72 DDR2 SDRAM UNBUFFERED
DRAM Die Options:
SAMSUNG: B-Die
MICRON: U28A: A-Die, move to U38Z: D-Die Q4'06 and U48B: E-Die Q2'07
Revision History
Rev #
History
Release Date Status
Rev 0
Created
June 2006
Concept
Rev 1
1.0
Moved to Advanced
August 2006
Advanced