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W3DG7216V-D1 PDF даташит

Спецификация W3DG7216V-D1 изготовлена ​​​​«White Electronic Designs» и имеет функцию, называемую «SDRAM UNBUFFERED».

Детали детали

Номер произв W3DG7216V-D1
Описание SDRAM UNBUFFERED
Производители White Electronic Designs
логотип White Electronic Designs логотип 

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W3DG7216V-D1 Даташит, Описание, Даташиты
White Electronic Designs
W3DG7216V-D1
-JD1
PRELIMINARY*
128MB - 16Mx72 SDRAM, UNBUFFERED
FEATURES
DESCRIPTION
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
144 Pin SO-DIMM JEDEC
• Package height options:
JD1: 31.75 (1.25”)
The W3DG7216V is a 16Mx72 synchronous DRAM
module which consists of nine 16Meg x 8 SDRAM
components in TSOP II package, and one 2Kb EEPROM
in an 8 pin TSSOP package for Serial Presence Detect
which are mounted on a 144 pin SO-DIMM multilayer
FR4 Substrate.
* This product is under development, is not qualified or characterized
and is subject to change without notice.
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PIN CONFIGURATIONS (FRONT SIDE/BACK SIDE)
PINOUT
PIN FRONT PIN BACK PIN FRONT PIN
1 VSS 2 VSS 49 DQ13 50
3 DQ0 4 DQ32 51 DQ14 52
5 DQ1 6 DQ33 53 DQ15 54
7 DQ2 8 DQ34 55 VSS 56
9 DQ3 10 DQ35 57 CB0 58
11 VCC 12 VCC 59 CB1 60
13 DQ4 14 DQ36 61 CLK0 62
15 DQ5 16 DQ37 63 VCC 64
17 DQ6 18 DQ38 65 RAS# 66
19 DQ7 20 DQ39 67 WE# 68
21 VSS 22 VSS 69 SO# 70
23 DQMB0 24 DQMB4 71 S1# 72
25 DQMB1 26 DQMB5 73 NC 74
27 VCC 28 VCC 75 VSS 76
29 A0 30 A3 77 CB2 78
31 A1 32 A4 79 CB3 80
33 A2 34 A5 81 VCC 82
35 VSS 36 VSS 83 DQ16 84
37 DQ8 38 DQ40 85 DQ17 86
39 DQ9 40 DQ41 87 DQ18 88
41 DQ10 42 DQ42 89 DQ19 90
43 DQ11 44 DQ43 91 VSS 92
45 VCC 46 VCC 93 DQ20 94
47 DQ12 48 DQ44 95 DQ21 96
BACK
DQ45
DQ46
DQ47
VSS
CB4
CB5
CKE0
VCC
CAS#
CKE1
A12
NC
NC
VSS
CB6
CB7
VCC
DQ48
DQ49
DQ50
DQ51
VSS
DQ52
DQ53
PIN FRONT PIN BACK
97 DQ22 98 DQ54
99 DQ23 100 DQ55
101 VCC 102 VCC
103 A6 104 A7
105 A8 106 BA0
107 VSS 108 VSS
109 A9 110 BA1
111 A10 112 A11
113 VCC 114 VCC
115 DQMB2 116 DQMB6
117 DQMB3 118 DQMB7
119 VSS 120 VSS
121 DQ24 122 DQ56
123 DQ25 124 DQ57
125 DQ26 126 DQ58
127 DQ27 128 DQ59
129 VCC 130 VCC
131 DQ28 132 DQ60
133 DQ29 134 DQ61
135 DQ30 136 DQ62
137 DQ31 138 DQ63
139 VSS 140 VSS
141 SDA 142 SCL
143 VCC 144 VCC
PIN NAMES
A0 – A12
BA0-BA1
DQ0-63
CLK0
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
June 2004
Rev 2
1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com









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W3DG7216V-D1 Даташит, Описание, Даташиты
White Electronic Designs
W3DG7216V-D1
-JD1
PRELIMINARY
FUNCTIONAL BLOCK DIAGRAM
WE#
DQMB0
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
S0#
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
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DQ8
DQ9
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
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
S0# WE#
D0
S0# WE#
D1
CB0
CB1
CB2
CB3
CB4
CB5
CB6
CB7
DQMB2
DQ16
DQ17
DQ18
DQ19
DQ20
DQ21
DQ22
DQ23
DQMB3
DQ24
DQ25
DQ26
DQ27
DQ28
DQ29
DQ30
DQ31
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
S0# WE#
D2
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
S0# WE#
D3
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
S0# WE#
D4
RAS#
CAS#
CKEO
BA0-BA1
A0-A11
VCC
VSS
RAS#:SDRAM DO-D8
CAS#: SDRAM DO-D8
CKE: SDRAM DO-D8
BA0-BA1:SDRAM D0-8
A0-A11: SDRAM D0-D8
D0-D8
D0-D8
DQMB4
DQ32
DQ33
DQ34
DQ35
DQ36
DQ37
DQ38
DQ39
DQMB5
DQ40
DQ41
DQ42
DQ43
DQ44
DQ45
DQ46
DQ47
DQMB6
DQ48
DQ49
DQ50
DQ51
DQ52
DQ53
DQ54
DQ55
DQMB7
DQ56
DQ57
DQ58
DQ59
DQ60
DQ61
DQ62
DQ63
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
S0#
D5
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
S0#
D6
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
S0#
D7
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
S0#
D8
WE#
NOTE: DQ wiring may differ than described in this drawing,
however DQ/DQMB/CKE/S relationships must be
maintianed as shown.
*CLOCK WIRING
CLOCK
INPUT
*CLK0
*CLK1
SDRAMS
4 0R 5 SDRAMS
4 0R 5 SDRAMS
SERIAL PD
SCL
A0 A1 A2
SDA
June 2004
Rev 2
2 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com









No Preview Available !

W3DG7216V-D1 Даташит, Описание, Даташиты
White Electronic Designs
W3DG7216V-D1
-JD1
PRELIMINARY
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
Value
Voltage on any pin relative to VSS
VIN, VOUT
-1.0 ~ 4.6
Voltage on VCC supply relative to VSS
VCC, VCCQ
-1.0 ~ 4.6
Storage Temperature
TSTG -55 ~ +150
Power Dissipation
PD 9
Short Circuit Current
IOS 50
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.
Units
V
V
°C
W
mA
RECOMMENDED DC OPERATING CONDITIONS
Voltage Referenced to: VSS = 0V, 0°C TA +70°C
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Supply Voltage
Symbol
Min
Typ
Max
VCC 3.0 3.3 3.6
Input High Voltage
VIH 2.0 3.0 VCCQ +0.3
Input Low Voltage
VIL -0.3 — 0.8
Output High Voltage
VOH 2.4 — —
Output Low Voltage
VOL — — 0.4
Input Leakage Current
ILI -10 — 10
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
Input Capacitance (A0-A11)
Input Capacitance (RAS#,CAS#,WE#)
Input Capacitance (CKE0)
Input Capacitance (CLK0)
Input Capacitance (CS0#)
Input Capacitance (DQM0-DQM7)
Input Capacitance (BA0-BA1)
Data Input/Output Capacitance (DQ0-DQ63)
Data Input/Output Capacitance (CB0-7)
Symbol
CIN1
CIN2
CIN3
CIN4
CIN5
CIN6
CIN7
COUT
COUT1
Max
40
40
40
20
40
7
40
10
10
Unit Note
V
V1
V2
V IOH= -2mA
V IOL= -2mA
µA 3
Unit
pF
pF
pF
pF
pF
pF
pF
pF
pF
June 2004
Rev 2
3 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com










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