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參數(shù)資料
| 型號(hào)： | HC5520CM |
| 廠(chǎng)商： | Harris Corporation |
| 英文描述： | CO/PABX Polarity Reversal Subscriber Line Interface Circuit |
| 中文描述： | 二氧化碳/極性反轉(zhuǎn)交換機(jī)用戶(hù)線(xiàn)接口電路 |
| 文件頁(yè)數(shù)： | 15/20頁(yè) |
| 文件大?。?/td> | 191K |
| 代理商： | HC5520CM |
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15
V
AC
2.16
μ
F
368
368
I
LONG
I
LONG
R
X
T
X
T
X4W
R
PT
R
PR
50
R
RGS
R
TPS
100k
50
100k
TIP
TIPSEN
RING
RINGSEN
HC5520
TIP
RING
R
X
100k
C
VRX
0.47
μ
F
C
VTX
0.47
μ
F
V
RX
V
TX
100k
R
4W
V
R
FIGURE 18. 2W AND 4W LONGITUDINAL BALANCE TEST CIRCUIT - NORMAL AND REVERSE MODES
PARAMETER
INPUT
MEASUREMENT
SPECIFICATIONS
2W Longitudinal Balance
V
AC
= 0dBm0 at Freq
V
TR
at Freq
20log(V
AC
/V
TR
)
4W Longitudinal Balance
V
AC
= 0dBm0 at Freq
V
TX
at Freq
20log(V
AC
/V
TX
)
V
AC
V
CC
V
EE
V
BB
600
R
X
T
X
T
X4W
R
PT
R
PR
50
R
RGS
R
TPS
100k
50
100k
TIP
TIPSEN
RING
RINGSEN
HC5520
TIP
RING
R
X
100k
C
VRX
0.47
μ
F
C
VTX
0.47
μ
F
V
RX
V
TX
100k
R
4W
V
TR
FIGURE 19. OFF HOOK PSRR 4W AND 2W TEST CIRCUIT - NORMAL AND REVERSE MODES
PARAMETER
INPUT
MEASUREMENT
SPECIFICATIONS
PSRR V
BAT
to 4W
V
BAT
= -48V + V
AC
V
TX
at Freq
20log(V
AC
/V
TX
) at Freq
PSRR V
BAT
to 2W
V
BAT
= -48V + V
AC
V
TR
at Freq
20log(V
AC
/V
TR
) at Freq
PSRR V
CC
to 4W
V
CC
= +5V + V
AC
V
TX
at Freq
20log(V
AC
/V
TX
) at Freq
PSRR V
CC
to 2W
V
CC
= +5V + V
AC
V
TR
at Freq
20log(V
AC
/V
TR
) at Freq
PSRR V
EE
to 4W
V
EE
= -5V + V
AC
V
TX
at Freq
20log(V
AC
/V
TX
) at Freq
PSRR V
EE
to 2W
V
EE
= -5V + V
AC
V
TR
at Freq
20log(V
AC
/V
TR
) at Freq
HC5520
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
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| HC5520CQ | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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