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W3DG648V-D2 데이터시트 PDF




White Electronic Designs Corporation에서 제조한 전자 부품 W3DG648V-D2은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


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부품번호 W3DG648V-D2 기능
기능 64MB- 8Mx64 SDRAM UNBUFFERED
제조업체 White Electronic Designs Corporation
로고 White Electronic Designs Corporation 로고


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W3DG648V-D2 데이터시트, 핀배열, 회로
White Electronic Designs
W3DG648V-D2
64MB- 8Mx64 SDRAM UNBUFFERED
FEATURES
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
DESCRIPTION
The W3DG648V is a 8Mx64 synchronous DRAM module
which consists of eight 4Mx16 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.
*This product is subject to change without notice
PIN CONFIGURATIONS (FRONT SIDE/BACK SIDE)
Pin Front Pin Front Pin Front Pin Back Pin Back Pin Back
1 VSS 29 DQM1 57 DQ18 85 VSS 113 DQM5 141 DQ50
2 DQ0 30 CS0# 58 DQ19 86 DQ32 114 CS1# 142 DQ51
3 DQ1 31 DNU 59 VCC 87 DQ33 115 RAS# 143 VCC
4 DQ2 32 VSS 60 DQ20 88 DQ34 116 VSS 144 DQ52
5 DQ3 33 A0 61 NC 89 DQ35 117 A1 145 NC
6 VCC 34 A2 62 NC 90 VCC 118 A3 146 NC
7 DQ4 35 A4 63 CKE1 91 DQ36 119 A5 147 DNU
8 DQ5 36 A6 64 VSS 92 DQ37 120 A7 148 VSS
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 VSS 40 VCC 68 VSS 96 VSS 124 VCC 152 VSS
13 DQ9 41 VCC 69 DQ24 97 DQ41 125 NC 153 DQ56
14 DQ10 42 CK0 70 DQ25 98 DQ42 126 NC 154 DQ57
15 DQ11 43 VSS 71 DQ26 99 DQ43 127 VSS 155 DQ58
16 DQ12 44 DNU 72 DQ27 100 DQ44 128 CKE0 156 DQ59
17 DQ13 45 CS2# 73 VCC 101 DQ45 129 CS3# 157 VCC
18 VCC 46 DQM2 74 DQ28 102 VCC 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 VCC 77 DQ31 105 NC 133 VCC 161 DQ63
22 NC 50 NC 78 VSS 106 NC 134 NC 162 VSS
23 VSS 51 NC 79 CK2 107 VSS 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 VCC 54 VSS 82 **SDA 110 VCC 138 VSS 166 **SA1
27 WE# 55 DQ16 83 **SCL 111 CAS# 139 DQ48 167 **SA2
28 DQM0 56 DQ17 84 VCC 112 DQM4 140 DQ49 168 VCC
PIN NAMES
A0 – A11
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
VCC Power Supply (3.3V)
VSS Ground
SDA Serial Data I/O
SCL Serial Clock
DNU Do Not Use
NC No Connect
* WP (write protect) option is available on Pin 81, see
ordering information on page 5.
**These pins should be NC in the system which does
not support SPD.
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
June 2003 Rev. 1
1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
www.DataSheet.in




W3DG648V-D2 pdf, 반도체, 판매, 대치품
White Electronic Designs
W3DG648V-D2
OPERATING CURRENT CHARACTERISTICS
(VCC = 3.3V, TA = 0°C to +70°C)
Parameter
Symbol
Conditions
Operating Current
(One bank active)
Precharge Standby Current
in Power Down Mode
Precharge Standby Current
in Non-Power Down Mode
ICC1
ICC2P
ICC2PS
Icc2N
Icc2NS
Burst Length = 1
tRC tRC(min)
IOL = 0mA
CKE VIL(max), tCC = 10ns
CKE & CK VIL(max), tCC =
CKE VIH(min), CS VIH(min), tcc = 10ns
Input signals are charged one time during 20ns
CKE VIH(min), CK VIL(max), tcc =
Input signals are stable
Active standby current in
power-down mode
Active standby current in
non power-down mode
ICC3P
ICC3PS
ICC3N
ICC3NS
CKE VIL(max), tCC = 10ns
CKE & CK VIL(max), tcc =
CKE VIH(min), CS VIH(min), tcc = 10ns
Input signals are changed one time during 20ns
CKE VIH(min), CK VIL(max), tcc =
input signals are stable
Operating current (Burst mode)
Refresh current
Self refresh current
ICC4 Io = mA
Page burst
4 Banks activated
tCCD = 2CK
ICC5 tRC tRC(min)
ICC6 CKE 0.2V
Notes:
1. Measured with outputs open.
2. Refresh period is 64ms.
3. Unless otherwise noticed, input swing level is CMOS (VIH/VIL = VCCQ/VssQ)
Version
133 100
620 500
20
20
120
50
25
25
200
120
650 540
660 600
10
Units
mA
mA
mA
mA
mA
mA
mA
mA
mA
Note
1
1
2
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
June 2003 Rev. 1
4 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
www.DataSheet.in

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