MT90222AG Zarlink Semiconductor, MT90222AG Datasheet - Page 146

• Manufacturer Part Number: MT90222AG
• Description: Description = 4 Port Ima & TC PHY For T1, E1 And DSL ;; Package Type = N/a ;; No. Of Pins =
• Manufacturer: Zarlink Semiconductor

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