72T36125L4-4BB Integrated Device Technology (Idt), 72T36125L4-4BB Datasheet - Page 29

• Manufacturer Part Number: 72T36125L4-4BB
• Description: FIFO Mem Async/Sync Dual Depth/Width Uni-Dir 256K x 36 240-Pin BGA
• Manufacturer: Integrated Device Technology (Idt)

Specifications of 72T36125L4-4BB

• Package: 240BGA
• Configuration: Dual
• Bus Directional: Uni-Directional
• Density: 9 Mb
• Organization: 256Kx36
• Data Bus Width: 36 Bit
• Timing Type: Asynchronous|Synchronous
• Expansion Type: Depth|Width
• Typical Operating Supply Voltage: 2.5 V
• Operating Temperature: 0 to 70 °C

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
BYTE ORDER ON INPUT PORT:
BYTE ORDER ON OUTPUT PORT:
BE
BE
BE
BE
BE
X
H
L
H
L
BM
BM
BM
BM
BM
L
H
H
H
H
IW
IW
IW
L
IW
IW
L
L
L
L
OW
OW
OW
OW
OW
L
L
H
L
H
Figure 5. Bus-Matching Byte Arrangement
Q35-Q27
D35-D27
Q35-Q27
Q35-Q27
Q35-Q27
Q35-Q27
Q35-Q27
Q35-Q27
Q35-Q27
Q35-Q27
Q35-Q27
Q35-Q27
Q35-Q27
Q35-Q27
A
A
(e) x36 INPUT to x9 OUTPUT - LITTLE-ENDIAN
(c) x36 INPUT to x18 OUTPUT - LITTLE-ENDIAN
(b) x36 INPUT to x18 OUTPUT - BIG-ENDIAN
(d) x36 INPUT to x9 OUTPUT - BIG-ENDIAN
(a) x36 INPUT to x36 OUTPUT
Q26-Q18
Q26-Q18
Q26-Q18
Q26-Q18
Q26-Q18
Q26-Q18
Q26-Q18
Q26-Q18
D26-D18
Q26-Q18
Q26-Q18
Q26-Q18
Q26-Q18
Q26-Q18
B
B
29
Q17-Q9
Q17-Q9
Q17-Q9
Q17-Q9
Q17-Q9
Q17-Q9
Q17-Q9
Q17-Q9
Q17-Q9
Q17-Q9
D17-D9
Q17-Q9
Q17-Q9
Q17-Q9
C
A
C
C
C
A
Q8-Q0
D8-D0
Q8-Q0
Q8-Q0
Q8-Q0
Q8-Q0
Q8-Q0
Q8-Q0
Q8-Q0
Q8-Q0
Q8-Q0
Q8-Q0
Q8-Q0
Q8-Q0
D
D
B
C
D
B
A
D
B
A
C
D
D
B
Write to FIFO
Read from FIFO
1st: Read from FIFO
2nd: Read from FIFO
1st: Read from FIFO
2nd: Read from FIFO
1st: Read from FIFO
2nd: Read from FIFO
3rd: Read from FIFO
4th: Read from FIFO
1st: Read from FIFO
2nd: Read from FIFO
3rd: Read from FIFO
4th: Read from FIFO
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
5907 drw09
FEBRUARY 4, 2009