參數(shù)資料
型號(hào): XRT75VL00IV
廠商: EXAR CORP
元件分類: 數(shù)字傳輸電路
英文描述: E3/DS3/STS-1 LINE INTERFACE UNIT WITH JITTER ATTENUATOR
中文描述: DATACOM, PCM TRANSCEIVER, PQFP52
封裝: 10 X 10 MM, TQFP-52
文件頁(yè)數(shù): 23/50頁(yè)
文件大?。?/td> 268K
代理商: XRT75VL00IV
XRT75VL00
REV. 1.0.3
E3/DS3/STS-1 LINE INTERFACE UNIT WITH JITTER ATTENUATOR
21
T
ABLE
6: DS3 P
ULSE
M
ASK
E
QUATIONS
T
IME
IN
U
NIT
I
NTERVALS
N
ORMALIZED
A
MPLITUDE
LOWER CURVE
-0.85
<
T
<
-0.36
-0.36
<
T
<
0.36
- 0.03
0.36
<
T
<
1.4
- 0.03
UPPER CURVE
-0.85
<
T
<
-0.68
-0.68
<
T
<
0.36
0.03
0.36
<
T
<
1.4
0.08 + 0.407 x e
-1.84[T-0.36]
T
ABLE
7: DS3 T
RANSMITTER
AND
R
ECEIVER
L
INE
S
IDE
S
PECIFICATIONS
(T
A
= 25
0
C
AND
VDD = 3.3V ± 5%)
P
ARAMETER
M
IN
T
YP
M
AX
U
NITS
T
RANSMITTER
LINE
SIDE
OUTPUT
CHARACTERISTICS
Transmit Output Pulse Amplitude
(measured with TxLEV = 0)
Transmit Output Pulse Amplitude
(measured with TxLEV = 1)
Transmit Output Pulse Width
Transmit Output Pulse Amplitude Ratio
Intrinsic Jitter
0.65
0.75
0.85
V
pk
0.90
1.00
1.10
V
pk
10.10
0.90
11.18
1.00
0.02
12.28
1.10
0.05
ns
UI
pp
R
ECEIVER
LINE
SIDE
INPUT
CHARACTERISTICS
Receiver Sensitivity (length of cable)
Jitter Tolerance @ 400 KHz (Cat II)
900
0.15
1100
0.60
feet
UI
pp
Signal Level to Declare Loss of Signal
Signal Level to Clear Loss of Signal
Refer to Table 10
Refer to Table 10
0.5 1
π
2 1
T
0.18
---------
0.03
+
sin
+
0.5 1
π
2 1
T
0.34
---------
0.03
+
+
sin
+
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