mt90224 Zarlink Semiconductor, mt90224 Datasheet - Page 146

• Manufacturer Part Number: mt90224
• Description: 8-port Ima/tc Phy Device
• Manufacturer: Zarlink Semiconductor

Note ‡ : Typical figures are at 25
AC Electrical Characteristics
1
2
2
3
5
6
TXRingData [7:0]
RXRingData [7:0]
RXRingSync
TXRingSync
TXRingClk/RXRingClk period
TXRingClk/RXRingClk period high
TXRingClk/RXRingClk period low
TXRingSync/TXRingData output delay
RXRingSync/RXRingData setup time
RXRingSync/RXRingData hold time
TXRingClk
RXRingClk
Characteristic
°
C, V
DD
†
=3.3 V, and for design aid only: not guaranteed and not subject to production testing.
- TDM Ring Bus
t
RTxOD
Figure 37 - TDM Ring TX Timing Diagram
Figure 38 - TDM Ring RX Timing Diagram
t
RRxS
Zarlink Semiconductor Inc.
MT90222/3/4
t
t
t
t
Sym.
RTxH
RTxOD
t
t
RTxP
RTxL
RRxP
RRxH
RRxL
RRxS
RRxH
/t
/t
/t
146
t
RRxH
Min.
19
0
2
2
Typ.
20
10
10
‡
t
RTxH
Max.
t
RRxH
20
4
t
RTxL
t
RRxL
Units
ns
ns
ns
ns
ns
ns
t
Must be
synchronous with
the System Clock
t
RTxP
RRxP
Test Conditions
Data Sheet