21

COMMERCIALTEMPERATURERANGE

BUS-MATCHING 2,048 x 36, 4,096 x 36, and 8,192 x 36

NOTES:

cycle later than shown.

2. If Port B size is word or byte, OR is set LOW by the last word or byte read from the FIFO, respectively.

Figure 11. OR Flag Timing and First Data Word Fall Through when FIFO is Empty (FWFT Mode)

CSA

W/

RA

MBA

IR

A0-A35

CLKB

OR

CSB

W/RB

MBB

ENA

ENB

B0-B35

CLKA

4662 drw13

12

3

Old Data in FIFO Output Register

W1

LOW

HIGH

LOW

HIGH

LOW

W1

HIGH

(1)

FIFO Empty