參數(shù)資料
型號: ST70135
廠商: 意法半導(dǎo)體
英文描述: ASCOTTM DMT TRANSCEIVER
中文描述: ASCOTTM大唐收發(fā)器
文件頁數(shù): 18/29頁
文件大小: 198K
代理商: ST70135
ST70135A
18/29
The ST70135A samples TxData and TxSOC
signals on the rising edge of TxClk, if TxEnb is
asserted.
TxClk, RxClk, AC Electrical Characteristics
TxData, TxSOC, AC Electrical Characteristics
RxData, RxSOC, RxClav AC Electrical
Characteristics
Symbol
Parameters
Min
Max
Unit
F
Clock frequency
1.5
25
MHz
Tc
Clock duty cycle
40
60
%
Tj
Clock peak to peak
jitter
5
%
Trf
Clock rise fall time
4
ns
L
Load
100
pF
Symbol
Parameters
Min
Max
Unit
T5
Input set-up time to
TxClk
10
ns
T6
Hold time to TxClk
1
ns
L
Load
100
pF
Symbol
Parameters
Min
Max
Unit
T7
Input set-up time to
TxClk
10
ns
T8
Hold time to Tx Clk
1
ns
T9
Signal going low
impedance to
RxClk
10
ns
T10
Signal going High
impedance to
RxClk
0
ns
T11
Signal going low
impedance to
RxClk
1
ns
T12
Signal going High
impedance to
RxClk
1
ns
L
Load
100
pF
Figure 15 :
Timing (Utopia 1 Transmit Interface)
Figure 16 :
Timing Specification (Utopia 1)
X
H1
H2
P44
P45
P47
P48
X
P46
TxCLK
TxSOC
TxENB
TxDATA
TxCLAV
Clock
Signal
(at input)
Signal
(highz)
T5, T7
T6, T8
T11
T9
T12
T10
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