IDT72V265LA15PF8 IDT, Integrated Device Technology Inc, IDT72V265LA15PF8 Datasheet - Page 9
![no-image](/images/manufacturer_photos/0/3/324/idt__integrated_device_technology_inc_sml.jpg)
IDT72V265LA15PF8
Manufacturer Part Number
IDT72V265LA15PF8
Description
IC FIFO SS 16384X18 15NS 64-TQFP
Manufacturer
IDT, Integrated Device Technology Inc
Series
72Vr
Datasheet
1.IDT72V255LA10TFG.pdf
(27 pages)
Specifications of IDT72V265LA15PF8
Function
Synchronous
Memory Size
288K (16K x 18)
Data Rate
67MHz
Access Time
15ns
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
64-TQFP, 64-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
72V265LA15PF8
IDT72V255LA/72V265LA 3.3 VOLT CMOS SuperSync FIFO™
8,192 x 18, 16,384 x 18
17
17
NOTES:
1. The programming method can only be selected at Master Reset.
2. Parallel reading of the offset registers is always permitted regardless of which programming method has been selected.
3. The programming sequence applies to both IDT Standard and FWFT modes.
LD
0
0
0
X
1
1
1
IDT72V255LA ⎯ 8,192 x 18 - BIT
12
12
3FFH if LD is HIGH at Master Reset
3FFH if LD is HIGH at Master Reset
07FH if LD is LOW at Master Reset,
07FH if LD is LOW at Master Reset,
WEN
EMPTY OFFSET REGISTER
X
FULL OFFSET REGISTER
0
1
1
1
0
1
DEFAULT VALUE
DEFAULT VALUE
REN
X
1
0
1
1
0
1
Figure 4. Programmable Flag Offset Programming Sequence
Figure 3. Offset Register Location and Default Values
SEN
X
1
1
0
1
X
X
WCLK
X
X
X
X
0
0
9
17
17
RCLK
X
X
X
X
X
IDT72V265LA ⎯ 16,384 x 18 - BIT
13
13
Parallel write to registers:
Empty Offset
Full Offset
Parallel read from registers:
Serial shift into registers:
26 bits for the 72V255LA
28 bits for the 72V265LA
1 bit for each rising WCLK edge
Starting with Empty Offset (LSB)
Ending with Full Offset (MSB)
No Operation
Write Memory
Read Memory
No Operation
Empty Offset
Full Offset
3FFH if LD is HIGH at Master Reset
3FFH if LD is HIGH at Master Reset
07FH if LD is LOW at Master Reset,
07FH if LD is LOW at Master Reset,
EMPTY OFFSET REGISTER
FULL OFFSET REGISTER
DEFAULT VALUE
DEFAULT VALUE
COMMERCIAL AND INDUSTRIAL
Selection
TEMPERATURE RANGES
OCTOBER 22, 2008
4672 drw 07
4672 drw 06
0
0