IDT72291L20TFI IDT, Integrated Device Technology Inc, IDT72291L20TFI Datasheet - Page 22

• Manufacturer Part Number: IDT72291L20TFI
• Description: IC FIFO 65536X18 LP 20NS 64QFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: 7200r

Specifications of IDT72291L20TFI

• Function: Synchronous
• Memory Size: 1.1M (65K x 18)
• Data Rate: 50MHz
• Access Time: 20ns
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 64-STQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 72291L20TFI

NOTE:
1. OE = LOW.
NOTE:
1. OE = LOW.
IDT72281/72291
CMOS SuperSync FIFO™ 65,536 x 9 and 131,072 x 9
Q
0
RCLK
- Q
REN
Q
LD
7
RCLK
0
D
REN
- Q
WCLK
0
LD
WEN
- D
7
D
LD
WCLK
0
Figure 14. Parallel Loading of Programmable Flag Registers (IDT Standard and FWFT Modes) for the IDT72281
Figure 15. Parallel Loading of Programmable Flag Registers (IDT Standard and FWFT Modes) for the IDT72291
WEN
7
- D
Figure 17. Parallel Read of Programmable Flag Registers (IDT Standard and FWFT Modes) for the IDT72291
Figure 16. Parallel Read of Programmable Flag Registers (IDT Standard and FWFT Modes) for the IDT72281
LD
DATA IN OUTPUT REGISTER
7
t
CLKH
t
CLKH
PAE OFFSET
t
CLKH
(LSB)
DATA IN OUTPUT
t
CLK
t
t
t
t
CLK
t
LDS
ENS
CLKH
CLK
REGISTER
t
ENS
t
PAE OFFSET
t
LDS
t
DS
CLKL
t
t
ENS
t
CLKL
LDS
(LSB)
t
t
CLK
CLKL
t
ENS
t
t
LDS
DS
t
CLKL
t
A
t
t
ENH
LDH
t
t
PAE OFFSET
t
ENH
DH
(MID-BYTE)
LDH
t
t
LDH
t
ENH
A
PAE OFFSET
PAE OFFSET
t
t
t
ENH
DH
LDH
(LSB)
(MSB)
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
(MSB)
PAE OFFSET
PAF OFFSET
(MSB)
(MSB)
PAF OFFSET
(MID-BYTE)
PAF OFFSET
(LSB)
t
t
LDH
ENH
t
DH
PAF OFFSET
PAF OFFSET
(MSB)
COMMERCIAL AND INDUSTRIAL
(LSB)
t
t
ENH
LDH
PAF OFFSET
(MID-BYTE)
t
A
TEMPERATURE RANGES
t
A
t
t
LDH
t
ENH
DH
t
t
ENH
LDH
4675 drw 17
4675 drw 18
PAF OFFSET
PAF OFFSET
4675 drw 20
(MSB)
(MSB)
4675 drw 19