WV3DG7266V-D1 PDF даташит

Спецификация WV3DG7266V-D1 изготовлена «White Electronic Designs» и имеет функцию, называемую «512MB -2x32Mx72 SDRAM».

Детали детали

Номер произв	WV3DG7266V-D1
Описание	512MB -2x32Mx72 SDRAM
Производители	White Electronic Designs
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8 Pages

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White Electronic Designs

WV3DG7266V-D1

PRELIMINARY*

512MB – 2x32Mx72 SDRAM, UNBUFFERED, w/PLL

FEATURES

DESCRIPTION

PC100 and PC133

Burst Mode Operation

Auto and Self Refresh capability

LVTTL compatible inputs and outputs

The WV3DG7266V is a 2x32Mx72 synchronous DRAM

module which consists of nine stacked 64Mx8 with 4 banks

SDRAM components in TSOP II package, and one 2Kb

EEPROM for Serial Presence Detect which are mounted

on a 144 pin SO-DIMM multilayer FR4 Substrate.

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

* This product is under development, is not qualiﬁed or characterized and is subject to

change without notice.

NOTE: Consult factory for availability of:

• RoHS compliant products

• Vendor source control options

• Industrial temperature option

Dual Rank

144 Pin SO-DIMM JEDEC

• PCB: 31.75mm (1.25”)

PIN CONFIGURATIONS (FRONT SIDE/BACK SIDE)

PINOUT

PIN FRONT PIN BACK

1 VSS 2 VSS

3 DQ0 4 DQ32

5 DQ1 6 DQ33

7 DQ2 8 DQ34

9 DQ3 10 DQ35

w1w1 w.DaVtCaCShee12t4U.cVoCmC

13 DQ4 14 DQ36

15 DQ5 16 DQ37

17 DQ6 18 DQ38

19 DQ7 20 DQ39

21 VSS 22 VSS

23 DQM0 24 DQM4

25 DQM1 26 DQM5

27 VCC 28 VCC

29 A0 30 A3

31 A1 32 A4

33 A2 34 A5

35 VSS 36 VSS

37 DQ8 38 DQ40

39 DQ9 40 DQ41

41 DQ10 42 DQ42

43 DQ11 44 DQ43

45 VCC 46 VCC

47 DQ12 48 DQ44

PIN FRONT PIN

49 DQ13 50

51 DQ14 52

53 DQ15 54

55 VSS 56

57 CB0 58

59 CB1 60

61 CLK0 62

63 VCC 64

65 RAS# 66

67 WE# 68

69 CS0# 70

71 CS1#* 72

73 NC 74

75 VSS 76

77 CB2 78

79 CB3 80

81 VCC 82

83 DQ16 84

85 DQ17 86

87 DQ18 88

89 DQ19 90

91 VSS 92

93 DQ20 94

95 DQ21 96

BACK

DQ45

DQ46

DQ47

VSS

CB4

CB5

CKE0

VCC

CAS#

CKE1

A12

CLK1

VSS

CB6

CB7

VCC

DQ48

DQ49

DQ50

DQ51

VSS

DQ52

DQ53

PIN FRONT PIN

97 DQ22 98

99 DQ23 100

101 VCC 102

103 A6 104

105 A8 106

107 VSS 108

109 A9 110

111 A10 112

113 VCC 114

115 DQM2 116

117 DQM3 118

119 VSS 120

121 DQ24 122

123 DQ25 124

125 DQ26 126

127 DQ27 128

129 VCC 130

131 DQ28 132

133 DQ29 134

135 DQ30 136

137 DQ31 138

139 VSS 140

141 SDA 142

143 VCC 144

BACK

DQ54

DQ55

VCC

BA0

VSS

BA1

A11

VCC

DQM6

DQM7

VSS

DQ56

DQ57

DQ58

DQ59

VCC

DQ60

DQ61

DQ62

DQ63

VSS

SCL

VCC

PIN NAMES

A0 – A12

BA0-1

DQ0-63

CLK0, CLK1

CB0-7

CKE0

CS0#, CS1#

RAS#

CAS#

WE#

DQM0-7

VCC

VSS

SDA

SCL

DNU

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.

August 2005

Rev. 1

1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com

No Preview Available !

White Electronic Designs

WV3DG7266V-D1

PRELIMINARY

FUNCTIONAL BLOCK DIAGRAM

CS1#

CS0#

DQM0

DQ0

DQ1

DQ2

DQ3

DQ4

DQ5

DQ6

DQ7

DQM1

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

CS#

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

CS#

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

CS#

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

CS#

CB0

CB1

CB2

CB3

CB4

CB5

CB6

CB7

DQM2

DQ16

DQ17

DQ18

DQ19

www.DataSheet4U.coDmQ20

DQ21

DQ22

DQ23

DQM3

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

CS#

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

CS#

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

CS#

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

CS#

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

CS#

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

CS#

A0-A12

BA0-BA1

RAS#

CAS#

CKE0

WE#

CS0#

CS1#

VCC

A0-A12: SDRAM

BA0-BA1: SDRAM

RAS#: SDRAM

CAS#: SDRAM

CKE0: SDRAM

WE#: SDRAM

CS0#: SDRAM

CS1#: SDRAM

SDRAM

VSS SDRAM

Two 0.1uf capacitors per each SDRAM

DQM4

DQ32

DQ33

DQ34

DQ35

DQ36

DQ37

DQ38

DQ39

DQM5

DQ40

DQ41

DQ42

DQ43

DQ44

DQ45

DQ46

DQ47

DQM6

DQ48

DQ49

DQ50

DQ51

DQ52

DQ53

DQ54

DQ55

DQM7

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

CS#

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

CS#

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

CS#

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

CS#

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

CS#

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

CS#

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

CS#

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

CS#

CLK0

10Ω

12pF

PLL CLOCK

DRIVER

10pF

CK0

CLK1

10Ω

10pF

Serial PD

SDA

SCL

A0 A1 A2

DQn

10Ω

Every DQPin of SDRAM

August 2005

Rev. 1

2 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com

No Preview Available !

White Electronic Designs

WV3DG7266V-D1

PRELIMINARY

ABSOLUTE MAXIMUM RATINGS

Parameter

Symbol

Voltage on any pin relative to VSS

VIN, VOUT

Voltage on VCC supply relative to VSS

VCC, VCCQ

Storage Temperature

TSTG

Power Dissipation

Short Circuit Current

IOS

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.

Value

-1.0 ~ 4.6

-55 ~ +150

Units

°C

RECOMMENDED DC OPERATING CONDITIONS

Voltage Referenced to: VSS = 0V, 0°C ≤ TA ≤ +70°C

Parameter

Symbol

Min

Typ

Max Unit Note

Supply Voltage

Input High Voltage

Input Low Voltage

Output High Voltage

Output Low Voltage

Input Leakage Current

VCC 3.0 3.3 3.6

VIH

2.0

3.0 VCCQ +0.3

VIL -0.3 — 0.8 V

VOH 2.4

—

V IOH= -2mA

VOL — — 0.4 V IOL= -2mA

ILI -10 — 10 µA 3

Notes:

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

wwInwp.uDt leaatkaaSgehceuerret4ntUs i.nccolumde 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-A12)

Input Capacitance (RAS#,CAS#,WE#)

Input Capacitance (CKE0)

Input Capacitance (CLK0)

Input Capacitance (CS0#, CS1#)

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

Unit

August 2005

Rev. 1

3 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com

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Номер в каталоге	Описание	Производители
WV3DG7266V-D1	512MB -2x32Mx72 SDRAM	White Electronic Designs

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