PBL 386 21/2
Ref
fig
Parameter
Conditions
Min
Typ
Max
Unit
Four-wire to two-wire, g4-2
6
relative to 0 dBm, 1.0 kHz. EL=0 V
0.3 kHz < f < 3.4 kHz
f = 8 kHz, 12 kHz,
16 kHz
-0.2
-1.0
-2.0
0.1
0
0
dB
dB
dB
Four-wire to four-wire, g4-4
6
6
relative to 0 dBm, 1.0 kHz, EL=0 V
0.3 kHz < f < 3.4 kHz
-0.2
0.1
dB
Insertion loss
Two-wire to four-wire, G2-4
0 dBm, 1.0 kHz, Note 5
VTX
G2-4 = 20 • Log
; ERX = 0
-0.2
0.2
dB
dB
VTR
PTG = AGND
-6.22
-6.02
-5.82
Four-wire to two-wire, G4-2
6
0 dBm, 1.0 kHz, Note 6
VTR
G4-2 = 20 • Log
; EL = 0
-0.2
0.2
dB
ERX
Gain tracking
Two-wire to four-wire
6
6
Ref. -10 dBm, 1.0 kHz, Note 7
-40 dBm to +0 dBm
-55 dBm to -40 dBm
Ref. -10 dBm, 1.0 kHz,
-40 dBm to +0 dBm
-0.1
-0.2
0.1
0.2
dB
dB
Four-wire to two-wire
-0.1
-0.2
0.1
0.2
dB
dB
-55 dBm to -40 dBm
Noise
Idle channel noise at two-wire
(TIPX-RINGX) or four-wire (VTX) output
C-message weighting
Psophometrical weighting
Note 8
12
-78
dBrnC
dBmp
Harmonic distortion
Two-wire to four-wire
Four-wire to two-wire
6
0 dBm
0.3 kHz < f < 3.4 kHz
-67
-67
-50
-50
dB
dB
Battery feed characteristics
1 000
RLC
Constant loop current, ILProg
12
12
ILProg
ILProg
=
=
- 4.0 (mA)
- 4.2 (mA)
0.92 ILProg ILProg
0.95 ILProg ILProg
1.08 ILProg mA
1.05 ILProg mA
1 000
RLC
ILProg @ 30 mA
ILProg @ 18 mA
1 000
RLC
12
ILProg
=
- 3.9 (mA)
0.94 ILProg ILProg
1.06 ILProg mA
RLC in kΩ
RL = 0Ω
Open circuit state loop current, I LOC
-100
0
100
µA
Figure 6.
Frequency response, insertion loss,
gain tracking.
C
TIPX
VTX
RL
EL
1
VTR
ILDC
RT
PBL 386 21/2
<< RL, RL = 600 Ω
VTX
ERX
ωC
RINGX
RSN
RT = 120 kΩ, RRX = 60 kΩ
RRX
5
ERICSSON [ ERICSSON ]
