參數(shù)資料
型號(hào): MT90883
廠商: Zarlink Semiconductor Inc.
英文描述: TDM to Packet Processors
中文描述: TDM到分組處理器
文件頁(yè)數(shù): 14/97頁(yè)
文件大?。?/td> 702K
代理商: MT90883
MT90880/1/2/3
Data Sheet
14
Zarlink Semiconductor Inc.
3.3 Packet Interfaces
3.3.1 MII Interfaces
Data for the MII packet switching is based on Specification IEEE Std 802.3u – 1995. The MII has separate
transmit and receive circuits, and consequently the characteristics are shown in the relevant tables.
All MII signals are 5 V tolerant.
All MII outputs are high impedance while S_RST is low.
LOC_STO [7:0]
O
L5 [7], L4 [6], K2 [5], L3 [4],
L2 [3], P4 [2], M2 [1], N3 [0]
Local TDM interface serial output
streams
Operate at 2.048, 4.096 and 8.192 Mbs
MT90880 variant only
c4ob
O
B8
TDM interface 4.096 MHz clock
All variants
fp4ob
O
C8
8 KHz frame pulse for C4OB clock
All variants
c8ob
O
A7
TDM interface 8.192 MHz clock
All variants
fp8ob
O
A6
8 KHz frame pulse for C8OB clock.
All variants
c16ob
O
B7
TDM interface 16.384 MHz clock
All variants
fp16ob
O
D8
8 KHz frame pulse for C16OB clock.
All variants
ode
I D
A8
WAN and TDM serial output enable. High
to enable outputs, low for high
impedance.
All variants
Signal
I/O
Package Balls
Description
m_mdc
O
AF9
MII management data clock.
Common for both MII ports.
m_mdio
IOU
AC10
MII management data I/O
Common for both MII ports; 2.5 MHz
MII Port A
m_mint0
I U
AF6
MII management interrupt for port A
m0_txd[3:0]
O U
AC8 [3], AF5 [2], AE6 [1], AD7 [0]
Transmit data
m0_txen
O U
AD6
Transmit enable
Table 6 - MII Interfaces
Signal
I/O
Package Balls
Description
Table 5 - Local TDM Interface (continued)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MT90883A 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:TDM to Packet Processors
MT90883A/IG 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:TDM to Packet Processors
MT90883BP1N 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:TDM to Packet Processors
MT90883IG 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:TDM to Packet Processors
MT9088IG 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:TDM to Packet Processors