IDT77V1264L200PGI IDT, Integrated Device Technology Inc, IDT77V1264L200PGI Datasheet - Page 46

• 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

OSC, RXREF, TXREF and Reset Timing
IDT77V1264L200
AD[7:0]
Tcyc
Tch
Tcl
Tcc
Trrpd
Ttrh
Ttrl
Trspw
ALE
WR
1.
CS
Symbol
The width of the RXREF pulse is programmable in the LED Driver and HEC Status/Control Registers.
1
OSC cycle period
OSC high tim
OSC low time
OSC cycle to cycle period variation
OSC to RXREF Propagation Delay
TXREF High Time
TXREF Low Time
Minimum RST Pulse Width
RXREF
TXREF
OSC
RST
Address
Tas
Tapw
Parameter
Figure 45 OSC, RXREF, TXREF and Reset Timing
Tcyc
Tah
Figure 44 Utility Bus Write Cycle
Trspw
Tcswr
46 of 49
Ttrl
Taw
Tch
Trrpd
Twrpw
30
15
40
40
—
1
35
35
two OSC cycles
Tdws
Min.
Data (input)
Tcl
Ttrh
Trrpd
31.25
15.625
—
—
—
—
—
—
—
3505 drw 45
Typ.
.
1
Tdwh
33
16.5
60
60
30
—
—
—
Max.
Tch
December 2004
3505 drw 44
ns
ns
%
%
%
ns
ns
ns
—
Unit