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DP83902AVF bảng dữ liệu(PDF) 60 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
tên linh kiện DP83902AVF
Giải thích chi tiết về linh kiện  ST-NICTM Serial Network Interface Controller for Twisted Pair
PDF  70 Pages
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nhà sản xuất  NSC [National Semiconductor (TI)]
Trang chủ  http://www.national.com
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DP83902AVF bảng dữ liệu(HTML) 60 Page - National Semiconductor (TI)

Back Button DP83902AVF Datasheet HTML 56Page - National Semiconductor (TI) DP83902AVF Datasheet HTML 57Page - National Semiconductor (TI) DP83902AVF Datasheet HTML 58Page - National Semiconductor (TI) DP83902AVF Datasheet HTML 59Page - National Semiconductor (TI) DP83902AVF Datasheet HTML 60Page - National Semiconductor (TI) DP83902AVF Datasheet HTML 61Page - National Semiconductor (TI) DP83902AVF Datasheet HTML 62Page - National Semiconductor (TI) DP83902AVF Datasheet HTML 63Page - National Semiconductor (TI) DP83902AVF Datasheet HTML 64Page - National Semiconductor (TI) Next Button
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150 Switching Characteristics AC Specs DP83902A Note All Timing is Preliminary (Continued)
Wait State Insertion
TLF11157 – 41
Symbol
Parameter
Min
Max
Units
ews
External Wait Setup to T3 0Clock (Note 1)
10
ns
ewr
External Wait Release Time (Note 1)
15
ns
Note 1
The addition of wait states affects the count of deserialized bytes and is limited to a number of bus clock cycles depending on the bus clock and network
rates The allowable wait states are found in the table below (Assumes 10 Mbitsec data rate)
BSCK (MHz)
Max
of Wait States
Byte Transfer
Word Transfer
80
1
10
0
1
12
1
2
14
1
2
16
1
3
18
2
3
20
2
4
Table assumes 10 MHz network clock
The number of allowable wait states in byte mode can be
calculated using
W(byte mode) e
 8tnw
45 tbsck
b
1
J
W
e
Number of Wait States
tnw
e
Network Clock Period
tbsck
e
BSCK Period
The number of allowable wait states in word mode can be
calculated using
W(word mode) e
 5tnw
2 tbsck
b
1
J
60



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