IDT72T6480 Integrated Device Technology, IDT72T6480 Datasheet - Page 37

• Manufacturer Part Number: IDT72T6480
• Description: X48 Sequential Flow-control Device Up To 1gigabit
• Manufacturer: Integrated Device Technology

IDT72T6480 2.5V, SEQUENTIAL FLOW-CONTROL DEVICE
x12, x24, x48 BIT WIDE CONFIGURATION
Symbol
t
t
t
t
t
t
t
t
t
DH
A
DS
ENS
ENH
OHZ
OE
WCSS
WCSH
NOTE:
1. Settings: RCS = LOW, BM[3:0] = 1000, FWFT = LOW, ASYR = HIGH, and ASYW = HIGH.
NOTE:
1. Settings: OE = LOW, BM[3:0] = 1000, FWFT = LOW, ASYR = HIGH, and ASYW = HIGH.
NOTE:
1. Settings: BM[3:0] = 1000, FWFT = LOW, ASYR = HIGH, and ASYW = HIGH.
Q[47:0]
Q[47:0]
D[47:0]
WCLK
RCLK
RCLK
WEN
WCS
REN
REN
RCS
OE
Data Setup Time
Data Hold Time
Enable Setup Time
Enable Hold Time
Data Access Time
Output enable to High-Z
Output Enable Valid
WCS Setup Time
WCS Hold Time
Word 1
Word 1
t
A
t
A
Parameter
t
WCSS
t
Word 2
Word 2
t
DS
ENS
Word 0
t
t
A
t
DH
A
Word 3
Word 1
Word 3
Figure 15. Read Chip Select
Figure 16. Write Chip Select
Figure 14. Output Enable
t
ENH
t
A
t
A
t
ENS
Word 4
Word 2
Word 4
37
t
OHZ
t
RCSLZ
t
WCSH
(x24 or x12 I/O only) (x48 I/O width only)
Min.
0.5
0.5
0.5
2
2
1
1
1
2
7-5ns
Max.
—
—
—
—
—
—
4
4
4
t
ENS
Min.
2.5
0.5
2.5
0.5
2.5
0.5
1
1
1
7-5ns
t
RCSHZ
t
A
COMMERCIAL AND INDUSTRIAL
Max.
—
—
—
—
—
—
5
5
5
t
OE
TEMPERATURE RANGES
Min.
3.5
0.5
3.5
0.5
3.5
0.5
1
1
1
Word 4
10ns
OCTOBER 10, 2005
Word 4
6358 drw22
6358 drw23
6358 drw24
Max.
6.5
6.5
6.5
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns