參數(shù)資料
型號: IDT82P2828BHG
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 54/154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
供應商設備封裝: 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
147
February 6, 2009
8.13.5 PARALLEL INTEL MULTIPLEXED MICROPROCESSOR INTERFACE
8.13.5.1Read Cycle Specification
Figure-68 Parallel Intel Multiplexed Microprocessor Interface Read Cycle
Symbol
Parameter
Min
MAX
Units
tAEW
Valid ALE signal width
5
ns
tRSW
Valid read signal width
36 (T1/J1) / 33 (E1) or wait until RDY activated
ns
tCSD
Valid RD + CS falling edge delay after ALE falling edge
0
ns
tVAS
Valid address to ALE setup time
5
ns
tVAH
Valid address to ALE hold time
5
ns
tPRD
Data propagation delay after valid read signal falling edge
31 (T1/J1) / 28 (E1)
ns
tZRD
Valid read negated to output High-Z before valid ALE rising edge
5
20
ns
RD + CS
D[7:0]
Valid Data
tZRD
tRSW
tPRD
Note: WR shall be tied to high.
RDY
tAEW
tCSD
ALE
Valid address
tVAS
tVAH
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