x36 Byte Write Enable (BWn) Truth Table

BW0

BW1

BW2

BW3

D0–D8

D9–D17

D18–D26

D27–D35

1

1

1

1

Don’t Care

Don’t Care

Don’t Care

Don’t Care

0

1

1

1

Data In

Don’t Care

Don’t Care

Don’t Care

1

0

1

1

Don’t Care

Data In

Don’t Care

Don’t Care

0

0

1

1

Data In

Data In

Don’t Care

Don’t Care

1

1

0

1

Don’t Care

Don’t Care

Data In

Don’t Care

0

1

0

1

Data In

Don’t Care

Data In

Don’t Care

1

0

0

1

Don’t Care

Data In

Data In

Don’t Care

0

0

0

1

Data In

Data In

Data In

Don’t Care

1

1

1

0

Don’t Care

Don’t Care

Don’t Care

Data In

0

1

1

0

Data In

Don’t Care

Don’t Care

Data In

1

0

1

0

Don’t Care

Data In

Don’t Care

Data In

0

0

1

0

Data In

Data In

Don’t Care

Data In

1

1

0

0

Don’t Care

Don’t Care

Data In

Data In

0

1

0

0

Data In

Don’t Care

Data In

Data In

1

0

0

0

Don’t Care

Data In

Data In

Data In

0

0

0

0

Data In

Data In

Data In

Data In

x18 Byte Write Enable (BWn) Truth Table

BW0

BW1

D0–D8

D9–D17

1

1

Don’t Care

Don’t Care

0

1

Data In

Don’t Care

1

0

Don’t Care

Data In

0

0

Data In

Data In

GS8672Q20/38BE-500/450/400

Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.

Rev: 1.01c 8/2017

10/28

© 2011, GSI Technology