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3
Electrical Specifications
Unless Otherwise Specified, T
A
= 0
o
C to 70
o
C for the HC55183, 184 only, all others -40
o
C to 85
o
C, V
BL
= -24V, V
CC
= +5V, AGND = BGND = 0V,
loop current limit = 25mA. All AC Parameters are specified at 600W 2-wire terminating impedance over the frequency band of 300Hz to 3.4kHz.
Protection resistors = 0W.
PARAMETER
HC55180
(Note 7)
HC55181, HC55182
HC55183, HC55184
UNITS
TEST CONDITIONS
MIN
TYP
MAX
TEST CONDITIONS
MIN
TYP
MAX
TEST CONDITIONS
MIN
TYP
MAX
RINGING PARAMETERS
(Note 2)
Ringing Voltage
Open Circuit
(Note 8)
THD
≤
0.5%
V
B
= -85V
THD
≤
0.5%
V
B
= -100V
THD
≤
2.5%
V
B
= -85V
THD
≤
2.0%
V
B
= -100V
V
B
= -85V, R
L
=
∞
V
B
= -100V, R
L
=
∞
V
B
= -85V, R
L
=
∞
V
B
= -100V, R
L
=
∞
-
80
-
THD
≤
0.5%
V
BH
= -85V
THD
≤
0.5%
V
BH
= -100V
THD
≤
2.5%
V
BH
= -85V
THD
≤
2.0%
V
BH
= -100V
V
BH
= -85V, R
L
=
∞
V
BH
= -100V, R
L
=
∞
V
BH
= -85V, R
L
=
∞
V
BH
= -100V, R
L
=
∞
80
-
-
THD
≤
0.5%
V
BH
= -75V
(Note 9)
70
-
-
V
PEAK
-
95
-
95
-
-
-
-
-
V
PEAK
Ringing Voltage
Load = 1.3K
(Notes 8, 10)
-
80
-
80
-
-
THD
≤
3.0%
V
BH
= -75V
(Note 9)
70
-
-
V
PEAK
-
95
-
95
-
-
-
-
-
V
PEAK
Tip Centering Voltage
-
-
-
-
2.5
2.0
2.5
2.0
-
-
-
-
-
-
-
-
-
-
-
-
2.5
2.0
2.5
2.0
V
BH
= -75V, R
L
=
∞
(Note 9)
V
BH
= -75V, R
L
=
∞
(Note 9)
-
-
-
-
-
-
-
-
3
-
3
-
V
V
V
V
Ring Centering Voltage
AC TRANSMISSION PARAMETERS
(Notes 5, 6)
2-Wire Longitudinal Balance
(Notes 12, 13)
(Note 11)
Grade C, D
(Note 11)
Grade C, D
+3 to -40dBm, 1kHz
-40 to -50dBm, 1kHz
-50 to -55dBm, 1kHz
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Grade A, B
Grade C, D
Grade A, B
Grade C, D
+3 to -40dBm, 1kHz
-40 to -50dBm, 1kHz
-50 to -55dBm, 1kHz
58
53
-
-
-
-
-
62
59
67
64
0.025
0.050
0.100
-
-
-
-
-
-
-
Grade E
(Note 11)
Grade E
(Note 11)
+3 to -40dBm, 1kHz
-40 to -50dBm, 1kHz
-50 to -55dBm, 1kHz
45
-
-
-
-
-
-
53
-
58
-
0.025
0.050
0.100
-
-
-
-
-
-
-
dB
dB
dB
dB
dB
dB
dB
59
-
64
0.025
0.050
0.100
4-Wire Longitudinal Balance
2-Wire to 4-Wire Level Linearity
4-Wire to 2-Wire Level
Linearity
Referenced to -10dBm
DC PARAMETERS
Loop Current Accuracy
(Notes 5, 6)
Open Circuit Voltage
(|Tip - Ring|, Note 6)
I
L
= 25mA
-
7
-
I
L
= 25mA
-
-
7
I
L
= 25mA
-
-
10
%
V
B
= -16V
V
B
= -24V
V
B
= -85V
V
B
= -100V
V
B
= -48V
V
B
= -85V
V
B
= -100V
-
7.5
15.5
50
50
45
49
49
-
V
BL
= -16V
V
BL
= -24V
BSEL = 1, V
BH
= -85V
BSEL = 1, V
BH
= -100V
V
BH
= -48V
V
BH
= -85V
V
BH
= -100V
6.5
14
-
-
43
46
46
7.5
15.5
50
50
45
49
49
9.5
17
-
-
47
52
52
V
BL
= -16V
V
BL
= -24V
BSEL = 1, V
BH
= -75V
(Note 9)
V
BH
= -48V
V
BH
= -75V
(Note 9)
-
7.5
15.5
50
-
45
49
-
-
V
V
V
V
V
V
V
14
-
-
43
46
46
17
-
-
47
52
52
14
-
-
43
46
-
17
-
-
47
52
-
Low Power Standby
Open Circuit Voltage
(Tip - Ring, Note 2)
TEST ACCESS FUNCTIONS
Switch On Voltage
Loopback Max Battery
(Note 14)
-
-
-
-
-
I
OL
= 45mA
-
-
0.30
-
0.60
52
(Note 14)
(Note 15)
-
-
-
-
-
V
V
52
52
H