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參數(shù)資料
| 型號(hào)： | HC5520CM |
| 廠商： | 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)用戶線接口電路 |
| 文件頁數(shù)： | 4/20頁 |
| 文件大?。?/td> | 191K |
| 代理商： | HC5520CM |
4
TRANSMISSION PARAMETERS - 4-WIRE TO 2-WIRE RECEIVE GAIN (Figure 10)
Absolute Receive Gain, ARG
normal
reverse
600
-48V
1020Hz
0dBm
-0.2
0
+0.2
dB
TRANSMISSION PARAMETERS - 4-WIRE TO 2-WIRE FREQUENCY RESPONSE (Figure 10)
Receive Frequency Response
Relative to ARG
normal
reverse
600
-48V
300 to 3.4kHz
0dBm
-0.15
0
+0.15
dB
TRANSMISSION PARAMETERS - 4-WIRE TO 2-WIRE GAIN TRACKING (Figure 10)
Receive Gain Tracking Relative to
ARG
normal
reverse
600
-48V
+3 to -40dBm0
-40 to -50dBm0
1020Hz
-0.12
-
0
0
+0.12
-
dB
dB
TRANSMISSION PARAMETERS - 4-WIRE TO 2-WIRE SIGNAL TO DISTORTION (Figure 10)
Receive Signal to Distortion and
Noise
normal
reverse
600
-48V
+3 to -40dBm0
-40 to -50dBm0
1020Hz
33
-
38
33
-
-
dB
dB
TRANSMISSION PARAMETERS - 4-WIRE TO 2-WIRE IDLE CHANNEL NOISE (Figure 10)
Idle Channel Noise
normal
reverse
600
-48V
P-Message
73
78
-
dBm0P
TRANSMISSION PARAMETERS - 2-WIRE TO 4-WIRE TRANSMIT GAIN (Figure 11)
Absolute Transmit Gain, ATG
normal
reverse
600
-48V
1020Hz
0dBm
-0.2
-0.07
+0.2
dB
TRANSMISSION PARAMETERS - 2-WIRE TO 4-WIRE FREQUENCY RESPONSE (Figure 11)
Transmit Frequency Response
Relative to ATG
normal
reverse
600
-48V
300 to 3.4kHz
0dBm
-0.2
-0.04
+0.2
dB
TRANSMISSION PARAMETERS - 2-WIRE TO 4-WIRE GAIN TRACKING (Figure 11)
Transmit Gain Tracking Relative to
ATG
normal
reverse
600
-48V
+3 to -40dBm0
-40 to -50dBm0
1020Hz
-0.12
-
0
0.02
+0.12
-
dB
dB
TRANSMISSION PARAMETERS - 2-WIRE TO 4-WIRE SIGNAL TO DISTORTION (Figure 11)
Transmit Signal to Distortion and
Noise
normal
reverse
600
-48V
+3 to -40dBm0
-40 to -50dBm0
1020Hz
33
-
38
33
-
dB
dB
TRANSMISSION PARAMETERS - 2-WIRE TO 4-WIRE IDLE CHANNEL NOISE (Figure 11)
Idle Channel Noise
normal
reverse
600
-48V
P Message
73
78
-
dB
TRANSMISSION PARAMETERS - 2-WIRE RETURN LOSS (Figure 12)
2-Wire Return Loss
normal
reverse
600
-48V
R
N
= 6490
K
ZO
= 15400
1020Hz
0dBm
30
45
-
dB
TRANSMISSION PARAMETERS - 4-WIRE TO 4-WIRE INSERTION LOSS (Figure 13)
4-Wire to 4-Wire Insertion Loss
normal
reverse
600
-48V
1020Hz
0dBm
-0.2
-0.02
+0.2
dB
TRANSMISSION PARAMETERS - TRANSHYBRID BALANCE (Figure 13)
Transhybrid Balance
normal
reverse
600
-48V
1020Hz
0dBm
30
38
-
dB
Electrical Specifications
Unless Otherwise Specified: Typical Parameters are at T
A
= 25
o
C, V
CC
= +5V, V
EE
= -5V, V
BAT
= -48V,
AGND = BGND = RGND = 0V, Min-Max Parameters are Over Power Supply and Operating Temperature Range. All Transmission Parame-
ters are Specified at 600
2-Wire Terminating Impedance with 0dB transmit and receive gain.
(Continued)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
MODE
LOAD
V
BAT
OTHER
CONDITIONS
FREQ/
LEVEL
HC5520
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