參數(shù)資料
型號: IDT82P2828BHG
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 53/154頁
文件大?。?/td> 0K
描述: IC LIU T1/J1/E1 28+1CH 640-PBGA
標準包裝: 5
類型: 線路接口裝置(LIU)
規(guī)程: E1
電源電壓: 3.13 V ~ 3.47 V
安裝類型: 表面貼裝
封裝/外殼: 640-BGA 裸露焊盤
供應(yīng)商設(shè)備封裝: 640-PBGA-EP(31x31)
包裝: 托盤
其它名稱: 82P2828BHG
IDT82P2828
28(+1) CHANNEL HIGH-DENSITY T1/E1/J1 LINE INTERFACE UNIT
Physical And Electrical Specifications
146
February 6, 2009
8.13.4.2Write Cycle Specification
Figure-67 Parallel Motorola Multiplexed Microprocessor Interface Write Cycle
Symbol
Parameter
Min
MAX
Units
tASW
Valid AS signal width
5
ns
tWSW
Valid write signal width
5 or wait until ACK acti-
vated
ns
tHCW
DS
+ CS to valid hold time
47 (T1/J1) / 35 (E1)
ns
tRWV
R/W available time after valid write signal falling edge
0
ns
tRWH
R/W hold time after valid write signal falling edge
5
ns
tCSD
Valid DS + CS falling edge delay after AS
0
ns
tVAS
Valid address to AS setup time
5
ns
tVAH
Valid address to AS hold time
5
ns
tASD
Valid AS rising edge delay after DS + CS rising edge
5
ns
tDV
Data available time before valid write signal rising edge
5
ns
tDH
Valid data hold time after valid write signal rising edge before the next AS rising
edge
5ns
DS + CS
R/W
D[7:0]
Valid Data
tRWV
tRWH
tDV
tDH
tWSW
ACK
AS
tASW
tCSD
Valid address
tVAS
tVAH
tHCW
tASD
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