IDT72V291 Integrated Device Technology, IDT72V291 Datasheet - Page 22

• Manufacturer Part Number: IDT72V291
• Description: 128k X 9 Supersync Fifo, 3.3v
• Manufacturer: Integrated Device Technology

NOTE:
1. OE = LOW
NOTE:
1. OE = LOW
IDT72V281/72V291 3.3V CMOS SUPERSYNC FIFO
65,536 x 9 and 131,072 x 9
D
Q
D
WCLK
Q
0
WCLK
RCLK
0
WEN
0
RCLK
0
- D
REN
- Q
WEN
- Q
REN
LD
- D
LD
LD
LD
7
7
7
7
DATA IN OUTPUT REGISTER
Figure 14. Parallel Loading of Programmable Flag Registers (IDT Standard and FWFT Modes) for the IDT72V281
Figure 15. Parallel Loading of Programmable Flag Registers (IDT Standard and FWFT Modes) for the IDT72V291
Figure 17. Parallel Read of Programmable Flag Registers (IDT Standard and FWFT Modes) for the IDT72V291
Figure 16. Parallel Read of Programmable Flag Registers (IDT Standard and FWFT Modes) for the IDT72V281
PAE OFFSET
t
CLKH
t
CLKH
(LSB)
t
CLKH
t
CLKH
DATA IN OUTPUT REGISTER
t
PAE OFFSET
t
CLK
CLK
t
ENS
t
t
t
ENS
t
LDS
LDS
DS
(LSB)
t
t
CLK
t
t
CLKL
t
CLKL
CLK
ENS
t
t
LDS
DS
t
t
CLKL
t
ENS
LDS
t
CLKL
t
A
t
t
ENH
t
t
PAE OFFSET
LDH
t
ENH
DH
(MID-BYTE)
LDH
PAE OFFSET
t
t
t
ENH
DH
LDH
t
t
LDH
t
PAE OFFSET
ENH
A
(MSB)
(LSB)
TM
PAE OFFSET
(MSB)
PAE OFFSET
(LSB)
P A E O F F S E T
( M I D - B Y T E )
PAF OFFSET
(LSB)
22
PAF OFFSET
(LSB)
PAE OFFSET
PAE OFFSET
(MSB)
(MSB)
PAF OFFSET
(MSB)
PAF OFFSET
(MID-BYTE)
PAF OFFSET
(LSB)
t
t
ENH
LDH
PAF OFFSET
t
DH
(LSB)
PAF OFFSET
t
t
COMMERCIAL AND INDUSTRIAL
ENH
LDH
(MSB)
t
A
PAF OFFSET
(MID-BYTE)
TEMPERATURE RANGES
t
A
t
t
ENH
LDH
t
t
ENH
LDH
PAF OFFSET
t
DH
PAF OFFSET
4513 drw 17
(MSB)
4513 drw 20
4513 drw 18
(MSB)
4513 drw 19