IDT72T55268L5BB IDT, Integrated Device Technology Inc, IDT72T55268L5BB Datasheet - Page 26

• Manufacturer Part Number: IDT72T55268L5BB
• Description: IC CTRL QUADMUX FLOW 324-BGA
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT72T55268L5BB

• Configuration: Dual
• Density: 4.5Mb
• Access Time (max): 3.6ns
• Word Size: 36b
• Sync/async: Synchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Package Type: BGA
• Clock Freq (max): 200MHz
• Operating Supply Voltage (typ): 2.5V
• Operating Supply Voltage (min): 2.375V
• Operating Supply Voltage (max): 2.625V
• Supply Current: 150mA
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 324
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 72T55268L5BB

IDT72T55248/72T55258/72T55268 2.5V QuadMux DDR Flow-Control Device with
Mux/Demux/Broadcast functions 8K x 40 x 4, 16K x 40 x 4 and 32K x 40 x 4
DEMUX MODE
BYTE ORDER ON INPUT PORT:
Note:
X is data in the output register.
BYTE ORDER ON INPUT PORT:
BYTE ORDER ON INPUT PORT:
IS1
IS1
IS1
L
L
L
IS0
IS0
IS0
H
H
H
IW1
IW1
IW1
H
L
L
IW0
IW0
IW0
L
H
L
Figure 5. Bus-Matching Byte Arrangement (Demux Mode) (Continued)
D39-D30
Q39-Q30
D39-D30
Q39-Q30
D39-D30
Q39-Q30
Queue3
D
X
X
X
X
X
X
X
x20 INPUT to x10 OUTPUT for Queue1
x10 INPUT to x10 OUTPUT for Queue1
x40 INPUT to x10 OUTPUT for Queue1
Q29-Q20
Q29-Q20
Q29-Q20
D29-D20
Queue2
D29-D20
D29-D20
C
X
X
X
X
X
X
X
26
D19-D10
Q19-Q10
D19-D10
Q19-Q10
D19-D10
Q19-Q10
Queue1
B
B
A
B
A
A
B
C
D
Queue0
D9-D0
Q9-Q0
D9-D0
Q9-Q0
D9-D0
Qn-Q0
A
X
X
X
X
A
A
X
X
X
6157 drw10
1st: Write to Queues
1st: Read from Queues
2nd: Read from Queues
3rd: Read from Queues
4th: Read from Queues
1st: Write to Queues
1st: Read from Queues
2nd: Read from Queues
1st: Write to Queues
1st: Read from Queues
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
FEBRUARY 01, 2009