參數(shù)資料
型號(hào): MT90221
廠商: Mitel Networks Corporation
英文描述: Quad IMA/UNI PHY Device(四端口 IMA/UNI 物理層設(shè)備(四端口ATM IMA和UNI處理器))
中文描述: 四IMA的/單向物理層設(shè)備(IMA的四端口/單向物理層設(shè)備(四端口自動(dòng)柜員機(jī)IMA的和單向處理器))
文件頁數(shù): 102/116頁
文件大?。?/td> 309K
代理商: MT90221
MT90221
94
Note 1 - For internal synchronization purposes, 2 system clock cycles are required between a write access and the next valid access.
Figure 33 - CPU Interface Motorola Timing - Write Access
AC Electrical Characteristics - CPU Interface Motorola Timing - Write Cycle
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
UP_R/W* set-up time to UP_CS*
falling edge
t
WS
1
ns
2
Address and Data set up before
rising edge of UP_CS*
t
SU
4
ns
3
UP_AD and Data hold time after
UP_CS rising edge
t
ADH
0
ns
4
UP_R/W low after rising edge or
UP_CS
t
WH
1
ns
5
UP_CS* high before next UP_CS
low
t
CSH
2
(see Note 1)
cycle
system
clock
UP_CS
Address Valid
UP_AD[9:0]
UP_R/W
Data Valid
UP_D[7:0]
t
su
t
ws
UP_OE
t
adh
t
csh
t
wh
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參數(shù)描述
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MT90222AG2 制造商:Microsemi Corporation 功能描述:ATM IMA 40MBPS 2.5V 384BGA /BAKE/DRYPACK - Trays
MT90223AG 制造商:Microsemi Corporation 功能描述:ATM IMA 80MBPS 2.5V 384BGA - Trays