Internet Data Sheet

Rev. 1.22, 2007-08

5

03292006-6N25-8R3I

HYS72D[64/128/256]xxxHBR–[5/6]–C

Registered Double-Data-Rate SDRAM Module

2

Pin Configuration

The pin configuration of the Registered DDR SDRAM DIMM is listed by function in Table 4 (184 pins). The abbreviations used

in columns Pin and Buffer Type are explained in Table 5 and Table 6 respectively. The pin numbering is depicted in Chapter 1.

TABLE 4

Pin Configuration of RDIMM

Pin

#

Name

Pin

Type

Buffer

Type

Function

Clock Signals

137 CK0

I

SSTL

Clock Signal

138 CK0

I

SSTL

Complement Clock

21

CKE0

I

SSTL

Clock Enable Rank 0

111 CKE1

I

SSTL

Clock Enable Rank 1

Note: 2-rank module

NC

NC

SSTL

Note: 1-rank module

Control Signals

157 S0

I

SSTL

Chip Select of Rank 0

158 S1

I

SSTL

Chip Select of Rank 1

Note: 2-ranks module

NC

NC

–

Note: 1-rank module

154 RAS

I

SSTL

Row Address Strobe

65

CAS

I

SSTL

Column Address Strobe

63

WE

I

SSTL

Write Enable

10

RESET ILV-

CMOS

Register Reset

Forces registered inputs

low

Note: For detailed des-

cription of the

Power Up and

Power

Management see

the Application

Note at the end of

data sheet

Address Signals

59

BA0

I

SSTL

Bank Address Bus 1:0

52

BA1

I

SSTL

48

A0

I

SSTL

Address Bus 11:0

43

A1

I

SSTL

41

A2

I

SSTL

130 A3

I

SSTL

37

A4

I

SSTL

Address Bus 11:0

32

A5

I

SSTL

125 A6

I

SSTL

29

A7

I

SSTL

122 A8

I

SSTL

27

A9

I

SSTL

141 A10

I

SSTL

AP

I

SSTL

118 A11

I

SSTL

115 A12

I

SSTL

Address Signal 12

Note: Module based on

256 Mbit or larger

dies

NC

NC

–

Note: 128 Mbit based

module

167 A13

I

SSTL

Address Signal 13

Note: 1 Gbit based

module

NC

NC

–

Note: Module based on

512 Mbit or smaller

dies

Data Signals

2

DQ0

I/O

SSTL

Data Bus 63:0

4

DQ1

I/O

SSTL

6

DQ2

I/O

SSTL

8

DQ3

I/O

SSTL

94

DQ4

I/O

SSTL

95

DQ5

I/O

SSTL

98

DQ6

I/O

SSTL

99

DQ7

I/O

SSTL

12

DQ8

I/O

SSTL

13

DQ9

I/O

SSTL

19

DQ10

I/O

SSTL

20

DQ11

I/O

SSTL

105 DQ12

I/O

SSTL

Pin

#

Name

Pin

Type

Buffer

Type

Function