IDT77V1264L200PGI IDT, Integrated Device Technology Inc, IDT77V1264L200PGI Datasheet - Page 45

• Manufacturer Part Number: IDT77V1264L200PGI
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT77V1264L200PGI

• Number Of Channels: 4
• Type Of Atm Phy Interface: UTOPIA
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3.13V
• Operating Supply Voltage (max): 3.47V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Pin Count: 144
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Not Compliant

Utility Bus Read Cycle
Utility Bus Write Cycle
IDT77V1264L200
(output)
AD[7:0]
AD[7:0]
(input)
ALE
RD
CS
Tas
Tcsrd
Tah
Tapw
Ttria
Trdpw
Tdh
Tch
Ttrid
Trd
Tar
Trdd
Tapw
Tas
Tah
Tcswr
Twrpw
Tdws
Tdwh
Tch
Taw
Name
Name
Tas
Tapw
Address
10
10
5
0
20
20
10
0
20
10
0
5
10
0
20
0
0
—
—
5
0
Min.
Min.
Figure 43 Utility Bus Read Cycle
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
10
18
—
—
—
Max.
Max.
Tah
Tcsrd
Tar
45 of 49
MHz
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Unit
Unit
Address setup to ALE
Chip select to read enable
Address hold to ALE
ALE min pulse width
Address tri-state to RD assert
Min. RD pulse width
Data Valid hold time
RD deassert to CS deassert
RD deassert to data tri-state
Read Data access
ALE low to start of read
Start of read to Data low-Z
ALE min pulse width
Address set up to ALE
Address hold time to ALE
CS Assert to WR
Min. WR pulse width
Write Data set up
Write Data hold time
WR deassert to CS deassert
ALE low to end of write
Trdd
Description
Description
Trdpw
Trd
Data
Tch
Ttrid
Tdh
December 2004
3505 drw 43