54
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
IDT72T3645/55/65/75/85/95/105/115/125 2.5V TeraSync
™™
™™
™ 36-BIT FIFO
1K x 36, 2K x 36, 4K x 36, 8K x 36, 16K x 36, 32K x 36, 64K x 36, 128K x 36 and 256K x 36
FEBRUARY 4, 2009
Figure 34. Asynchronous Write, Asynchronous Read, Empty Flag Operation (IDT Standard Mode)
Figure 35. Asynchronous Write, Asynchronous Read, Full Flag Operation (IDT Standard Mode)
5907 drw39
Qn
Last Word in O/P Register
tAA
W
0
tCYH
WR
Dn
W
0
tDH
tAA
W
1
tEFA
tEFA
EF
tCYL
W
1
tDH
tDS
RD
tCYC
tRPE
5907 drw40
tCYH
WR
Dn
Wy
tDH
tFFA
FF
tCYL
tDS
Wy+1
tDH
tDS
RD
Wx
tAA
Wx+1 Wx+2
Qn
tFFA
tCYC
tCYH
tCYL
tCYC
tAA
NOTES:
1. OE = LOW, WEN = LOW, REN = LOW and RCS = LOW
2. Asynchronous Read is available in IDT Standard Mode only.
NOTES:
1. OE = LOW, WEN = LOW, REN = LOW and RCS = LOW.
2. Asynchronous Read is available in IDT Standard Mode only.