EBR12EC8ABSA

Preliminary Data Sheet E0321E11 (Ver. 1.1)

3

Pad

Signal Name

Pad

Signal Name

Pad

Signal Name

Pad

Signal Name

A37

GND

B37

GND

A77

RDQA5

B77

RDQA6

A38

NC

B38

NC

A78

GND

B78

GND

A39

VCMOS

B39

VCMOS

A79

RDQA7

B79

RDQA8

A40

NC

B40

NC

A80

GND

B80

GND

Module Connector Pad Description

Signal

Module

Connector Pads

I/O

Type

Description

GND

A1, A3, A5, A7, A9, A11,

A13, A15, A17, A19,

A21, A23, A25, A27,

A29,A31, A33, A37, A48,

A50, A52, A54,A56, A58,

A60, A62, A64, A66,

A68,A70, A72, A74, A76,

A78, A80, B1,B3, B5,

B7, B9, B11, B13, B15,

B17,B19, B21, B23, B25,

B27, B29, B31,B33, B37,

B48, B50, B52, B54,

B56, B58, B60, B62,

B64, B66, B68, B70,

B72, B74, B76, B78, B80

–

–

Ground reference for RDRAM core and interface.

LCFM

B10

I

RSL

Clock from master. Interface clock used for receiving RSL

signals from the Channel. Positive polarity.

LCFMN

B12

I

RSL

Clock from master. Interface clock used for receiving RSL

signals from the Channel. Negative polarity.

LCMD

B32

I

VCMOS

Serial Command used to read from and write to the control

registers. Also used for power management.

LCOL4..LCOL0

A18, B18, A20, B20, A22 I

RSL

Column bus. 5-bit bus containing control and address

information for column accesses.

LCTM

A12

I

RSL

Clock to master. Interface clock used for transmitting RSL

signals to the Channel. Positive polarity.

LCTMN

A14

I

RSL

Clock to master. Interface clock used for transmitting RSL

signals to the Channel. Negative polarity.

LDQA8..LDQA0

A2, B2, A4, B4, A6, B6,

A8, B8, A10

I/O

RSL

Data bus A. A 9-bit bus carrying a byte of read or write data

between the Channel and the RDRAM..

LDQB8..LDQB0

B30, B28, A30, B26,

A28, B24, A26, B22, A24

I/O

RSL

Data bus B. A 9-bit bus carrying a byte of read or write data

between the Channel and the RDRAM.

LROW2..LROW0

B14, A16, B16

I

RSL

Row bus. 3-bit bus containing control and address

information for row accesses.

LSCK

A32

I

VCMOS

Serial clock input. Clock source used to read from and write

to the RDRAM control registers.

NC

A36, B36, A38, B38,

A40, B40, A41, B41

–

–

These pads are not connected. These 8 connector pads are

reserved for future use.

RCFM

A71

I

RSL

Clock from master. Interface clock used for receiving RSL

signals from the Channel. Positive polarity.

RCFMN

A69

I

RSL

Clock from master. Interface clock used for receiving RSL

signals from the Channel. Negative polarity.

RCMD

B49

I

VCMOS

Serial Command Input used to read from and write to the

control registers. Also used for power management.

RCOL4..RCOL0

B63, A63, B61, A61, B59 I

RSL

Column bus. 5-bit bus containing control and address

information for column accesses.

RCTM

B69

I

RSL

Clock to master. Interface clock used for transmitting RSL

signals to the Channel. Positive polarity.

RCTMN

B67

I

RSL

Clock to master. Interface clock used for transmitting RSL

signals to the Channel. Negative polarity.