IDT72T55268L5BB IDT, Integrated Device Technology Inc, IDT72T55268L5BB Datasheet - Page 54

• 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

Q[19:10]
NOTES:
1. WCS0, RCS0/1, and OE0/1 are LOW.
2. W
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
RCLK1
D[19:0]
RCLK0
WCLK0
REN1
IS[1:0]
REN0
Q[9:0]
WEN0
EF1
EF0
X
is a 20-bit word. LSB = Byte 0, MSB = Byte 1.
Figure 24. Read Cycle, Empty Flag and First Word Latency (Demux mode, IDT Standard mode, SDR to SDR) x20 In to x10 Out
01 = Queue 1
t
t
ENS
ENS
WX Byte 0 - Byte 1
t
t
ENS
00 = Queue 0
DS
t
ENS
Previous Data in Output Register
Previous Data in Output Register
t
ENH
t
t
SKEW1
DH
WX Byte 0 - Byte 1
1
t
DS
t
ENS
01
t
t
DH
SKEW1
2
1
t
54
REF
2
t
REF
t
A
W
X
Byte 0
COMMERCIAL AND INDUSTRIAL
t
t
A
A
TEMPERATURE RANGES
W
X
FEBRUARY 01, 2009
Byte 0
W
X
Byte 1
t
A
W
X
Byte 1
6157 drwI