IDT72420L15TP IDT, Integrated Device Technology Inc, IDT72420L15TP Datasheet - Page 8

• Manufacturer Part Number: IDT72420L15TP
• Description: IC FIFO 64X8 SYNC 15NS 28DIP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: 7200r

Specifications of IDT72420L15TP

• Function: Synchronous
• Memory Size: 512 (64 x 8)
• Data Rate: 67MHz
• Access Time: 15ns
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 28-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 72420L15TP

Q
Q
D
NOTE:
1. When t
IDT72420/72200/72210/72220/72230/72240 CMOS SYNCFIFO™
64 x 8, 256 x 8, 512 x 8, 1,024 x 8, 2,048 x 8, 4,096 x 8
D
WCLK
WCLK
RCLK
RCLK
0
0
0
WEN
0
WEN
REN
REN
- Q
- D
- Q
- D
When
The Latency Timing apply only at the Empty Boundary (EF = LOW).
OE
FF
OE
EF
7
7
7
7
t
LOW
SKEW1
SKEW1
t
ENS
DATA IN OUTPUT REGISTER
t
LOW
DS
≥ minimum specification, t
< minimum specification, t
t
ENS
DATA WRITE 1
NO WRITE
t
SKEW1
t
SKEW1
t
ENH
DATA IN OUTPUT REGISTER
t
ENH
FRL
t
FRL
A
maximum = 2t
t
FRL
maximum = t
t
REF
(1)
t
WFF
CLK
CLK
t
+ t
+ t
t
ENS
DS
SKEW1
SKEW1
Figure 7. Empty Flag Timing
Figure 6. Full Flag Timing
or t
DATA WRITE
CLK
+ t
t
t
WFF
REF
SKEW1
t
A
DATA READ
8
t
ENS
t
DS
t
ENS
t
NO WRITE
SKEW1
DATA WRITE 2
t
t
SKEW1
ENH
t
ENH
t
COMMERCIAL TEMPERATURE RANGE
A
DATA READ
t
WFF
t
NO WRITE
FRL
t
REF
(1)
NEXT DATA READ
t
ENS
JANUARY 8, 2009
2680 drw 09
2680 drw 08