IDT72T6480L10BB IDT, Integrated Device Technology Inc, IDT72T6480L10BB Datasheet - Page 38

• Manufacturer Part Number: IDT72T6480L10BB
• Description: IC FLOW-CTRL 48BIT 10NS 324-BGA
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT72T6480L10BB

• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 72T6480L10BB

IDT72T6480 2.5V, SEQUENTIAL FLOW-CONTROL DEVICE
x12, x24, x48 BIT WIDE CONFIGURATION
Symbol
t
t
t
t
t
t
t
DS
DH
ENS
ENH
A
REFs
SKEW1
D[47:0]
Q[11:0]
D[47:0]
Q[23:0]
WCLK
RCLK
WCLK
NOTES:
1. t
2. Settings: OE = LOW, RCS = LOW, WCS = LOW, BM[3:0] = 1011, FWFT = LOW, ASYR = HIGH, and ASYW = HIGH.
NOTES:
1. t
2. Settings: OE = LOW, RCS = LOW, WCS = LOW, BM[3:0] = 1111, FWFT = LOW, ASYR = HIGH, and ASYW = HIGH.
RCLK
WEN
REN
WEN
REN
cycle (plus t
(plus t
EF
SKEW1
SKEW1
EF
Data Setup Time
Data Hold Time
Enable Setup Time
Enable Hold Time
Data Access Time
Read Clock to Synchronous EF/OR
Skew time between RCLK and WCLK for EF/OR and FF/IR in SDR
REFs
is the minimum time between a rising WCLK edge and a rising RCLK edge to guarantee that EF will go HIGH after one RCLK
is the minimum time between a rising WCLK edge and a rising RCLK edge to guarantee that EF will go HIGH after one RCLK cycle
). If t
REFs
SKEW1
). If t
Figure 18. Bus-Matching Configuration - x48 In to x12 Out - IDT Standard Mode
Figure 17. Bus-Matching Configuration - x48 In to x24 Out - IDT Standard Mode
SKEW1
is not met, then EF de-assertion may be delayed one extra RCLK cycle.
Parameter
t
DS
t
ENS
Word 0
Previous Word in Register D[47:24]
Previous Word in Register D[47:36]
t
is not met, then EF de-assertion may be delayed one extra RCLK cycle.
DS
t
ENS
t
Word 0
SKEW1
t
t
ENH
DH
t
SKEW1
t
t
ENH
DH
1
1
t
REFS
2
t
REFs
2
t
ENS
38
t
A
t
ENS
(x24 or x12 I/O only) (x48 I/O width only)
Word 0 D[11:0]
Min.
0.5
0.5
—
2
2
1
4
t
A
7-5ns
Word 0 D[23:0]
t
A
Max.
—
—
—
—
—
4
4
Word 0 D[23:12]
t
t
ENH
REFs
t
Min.
A
2.5
0.5
2.5
0.5
—
1
5
t
7-5ns
A
Word 0 D[35:24]
Max.
—
—
—
—
—
COMMERCIAL AND INDUSTRIAL
5
5
Word 0 D[47:24]
t
REFS
t
TEMPERATURE RANGES
A
Min.
3.5
0.5
3.5
0.5
—
1
7
10ns
FEBRUARY 10, 2009
Word 0 D[47:36]
Max.
6.5
6.5
—
—
—
—
—
6358 drw25
6358 drw26
Unit
ns
ns
ns
ns
ns
ns
ns