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參數(shù)資料
| 型號(hào)： | HC5549 |
| 廠商： | Intersil Corporation |
| 英文描述： | Low Power SLIC with Battery Switch(用戶線接口電路) |
| 中文描述： | 低功耗用戶接口與電池開關(guān)（用戶線接口電路） |
| 文件頁(yè)數(shù)： | 3/13頁(yè) |
| 文件大小： | 125K |
| 代理商： | HC5549 |
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4-3
Absolute Maximum Ratings
T
A
= 25
o
C
Thermal Information
Maximum Supply Voltages
V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to +7V
V
CC
- V
BAT
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80V
Maximum Tip/Ring Negative Voltage Pulse (Note 2). . . . . . . . -115V
Maximum Tip/Ring Positive Voltage Pulse (Note 2). . . . . . . . . . . .8V
Uncommitted Switch Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . -80V
ESD (Human Body Model). . . . . . . . . . . . . . . . . . . . . . . . . . . . 500V
Operating Conditions
Temperature Range
Industrial (I suffix). . . . . . . . . . . . . . . . . . . . . . . . . . -40
o
C to 85
o
C
Commercial (C suffix). . . . . . . . . . . . . . . . . . . . . . . . 0
o
C to 75
o
C
Positive Power Supply (V
CC
). . . . . . . . . . . . . . . . . . . . . . . +5V
±
5%
Negative Power Supply (V
BH
, V
BL
) (180, 181, 182) . . -16V to -80V
Uncommitted Switch (loop back or relay driver). . . . . . . +5V to -80V
Thermal Resistance (Typical, Note 1)
PLCC Package. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Junction Temperature Plastic . . . . . . . . . . . . . . . . 150
o
C
Maximum Storage Temperature Range. . . . . . . . . . -65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . 300
o
C
(PLCC - Lead Tips Only)
θ
JA
(
o
C/W)
53
Die Characteristics
Substrate Potential. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V
BAT
Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Bipolar-DI
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
1.
θ
JA
is measured with the component mounted on an evaluation PC board in free air.
2. Characterized with 2 x 10
μ
s, and 10 x 1000
μ
s first level lightning surge waveforms (GR-1089-CORE).
3. These parameters are controlled via design or process parameters and are not directly tested. These parameters are characterized upon initial
design release and upon design changes which would affect these characteristics.
Electrical Specifications
Unless Otherwise Specified, T
A
= -40
o
C to 85
o
C, V
BL
= -24V, V
BH
= -48V, V
CC
= +5V, AGND = BGND = 0V, loop
current limit = 25mA. All AC Parameters are specified at 600
2-wire terminating impedance over the frequency
band of 300Hz to 3.4kHz. Protection resistors = 0
.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
RINGING PARAMETERS
VRB Input Impedance (Note 3)
480
-
-
k
AC TRANSMISSION PARAMETERS
(Forward Active and Reverse Active, BSEL = 0, unless otherwise specified.)
Receive Input Impedance (Note 3)
160
-
-
k
Transmit Output Impedance (Note 3)
-
-
1
4-Wire Port Overload Level
THD = 1%
3.1
3.5
-
V
PK
2-Wire Port Overload Level
THD = 1%
3.1
3.5
-
V
PK
2-Wire Return Loss
300Hz
≤
f
<
1kHz
25
32
-
dB
1kHz
≤
f
≤
3.4kHz
17
22
-
dB
Longitudinal Current Capability (Per Wire)
Test for False Detect
-
20
-
mA
RMS
TestforFalseDetect,LowPowerStandby,BSEL=0
-
10
-
mA
RMS
2-Wire Longitudinal Balance
Tested per IEEE455-1985, with 368
per wire.
53
-
-
dB
4-Wire Longitudinal Balance
Tested per IEEE455-1985, with 368
per wire.
59
-
-
dB
4-Wire to 2-Wire Insertion Loss
-0.2
0
+0.3
-
2-Wire to 4-Wire Insertion Loss
-6.22
-6.02
-5.82
-
4-Wire to 4-Wire Insertion Loss
-6.32
-6.02
-5.82
dB
2-Wire to 4-Wire Level Linearity
4-Wire to 2-Wire Level Linearity
Referenced to -10dBm
+3 to -40dBm, 1kHz
-
0.025
-
dB
-40 to -50dBm, 1kHz
-
0.050
-
dB
-50 to -55dBm, 1kHz
-
0.100
-
dB
Idle Channel Noise 2-Wire
C-Message
-
16
19
dBrnC
Psophometric
-
-74
-71
dBmp
HC5549
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