77V106L25TFG IDT, Integrated Device Technology Inc, 77V106L25TFG Datasheet - Page 12

• Manufacturer Part Number: 77V106L25TFG
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of 77V106L25TFG

• Data Rate: 25.6/51.2Mbps
• Number Of Channels: 1
• Type Of Atm Phy Interface: UTOPIA
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Pin Count: 64
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

LED CONTROL AND SIGNALING
an example, the RxLED outputs are described in the truth table:
LED condition indicator.
TXLED TRUTH TABLE
Cells being transmitted
Cells not being transmitted
IDT77V106L25
The LED outputs provide bi-directional LED drive capability of 8 mA. As
As illustrated in Figure 11, this could be connected to provide for a two-
Cells being received
Cells not being received
State
RXCLK
RXCLAV
RXEN
RXDATA[7:0],
RXPARITY
RXSOC
State
Figure 10. Utopia Receive Handshake - RXCLAV Suspended Transfer (Octet Mode Only)
Pin Voltage
Pin Voltage
High
Low
High
Low
High-Z
High-Z
H1
H2
12
These could also be different colors to provide simple status indication at a
glance. (The minimum value for R should be 330Ω).
Diagnostic Functions
X
H3
RXLED
TXLED
Figure 11. LED Indicator
H4
R
R
3.3V
H5
not being received or
(Indicates: Cells are
(Indicates: Cells
being received
or transmitted)
transmitted)
P1
3505 drw 32
77v106 drw 22