W83176R-401, W83176G-401

CURRENT MODE DIFFERENTIAL BUFFER FOR PCI EXPRESS AND SATA

- II -

Table of Content-

1.

GENERAL DESCRIPTION ......................................................................................................... 1

2.

PRODUCT FEATURES .............................................................................................................. 1

3.

PIN CONFIGURATION ...............................................................................................................2

4.

BLOCK DIAGRAM ...................................................................................................................... 3

5.

PIN DESCRIPTION..................................................................................................................... 4

5.1

Clock Outputs ...........................................................................................................................4

5.2

Power Pins................................................................................................................................5

6.

I

6.1

Register 0: Control Register (Default: 07h) .............................................................................6

6.2

Register 1: Control Register (Default: FFh).............................................................................6

6.3

Register 2: Control Register (Default: 00h) .............................................................................6

6.4

Register 3: Reserved Register (Default: 00h) .........................................................................7

6.5

Register 4: Winbond Chip ID – Project Code Register (Default: 11h)....................................7

6.6

Register 5: Test Register (Default: 00h) ..................................................................................7

7.

ACCESS INTERFACE ................................................................................................................8

7.1

Block Write protocol .................................................................................................................8

7.2

Block Read protocol .................................................................................................................8

7.3

Byte Write protocol ...................................................................................................................8

7.4

Byte Read protocol...................................................................................................................8

8.

ORDERING INFORMATION....................................................................................................... 9

9.

HOW TO READ THE TOP MARKING........................................................................................ 9

10.

PACKAGE DRAWING AND DIMENSIONS.............................................................................. 10