PBL38610-2 Datasheet, PDF (6/18 Pages) Ericsson – Subscriber Line Interface Circuit

PBL 386 10/2
Parameter
Ref
fig Conditions
Min
Typ
Loop current detector
Programmable threshold, I_DET
I_LTh > 10 mA
Ground key detector
I_LTh
=
500
R_LD
0.9•I_LTh I_LTh
Ground key detector threshold
I and I current difference to trigger ground key det.
LTIPX
LRINGX
Ring trip comparator
Offset voltage, ∆V_DTDR
Input bias current, I
B
Input common mode range, V , V
DT DR
Source resistance, R_S = 0 Ω
I = (I + I )/2
B
DT DR
Ring relay driver
11
15
-20
0
-50
-20
V +1
Bat
Saturation voltage, V_OL
I_OL = 50 mA
0.2
Off state leakage current, I_Lk
V_OH = 12 V
Digital inputs (C1, C2, C3)
Input low voltage, V_IL
0
Input high voltage, V_IH
2.5
Input low current, |I_IL|
V_IL = 0.5
Input high current, I
IH
V = 2.5 V
IH
Detector output (DET)
Output low voltage, V_OL
Internal pull-up resistor to V
CC
I_OL = 1 mA
0.1
0.6
10
Power dissipation (V_Bat = -48V, V_Bat2 = -32V)
P
Open circuit state, C1, C2, C3 = 0, 0, 0
10
1
P₂ @ VEE = -5V
Active state, C1, C2, C3 = 0, 1, 0
35
P₃ @ VEE = -48V
Longitudinal current = 0 mA, I_L = 0 mA
39
P₄ @ VEE = -5V
R_L = 300Ω (off-hook)
710
P @ VEE = -5V
5
R
L
=
800Ω
(off-hook)
340
Power supply currents (V = -48V)
Bat
V_CC current, I_CC
Open circuit state
1.0
V_EE current, I_EE
C1, C2, C3 = 0, 0, 0
-0.2
-0.1
V_Bat current, I_Bat
-0.2
-0.1
V_CC current, I_CC
Active state
2.1
V_EE current, I_EE
C1, C2, C3 = 0, 1, 0
0.1
V current, I , On-hook
Bat
Bat
Long Current = 0 mA, I = 0 mA
L
-0.8
-0.5
Power supply rejection ratios
V_CC to 2- or 4-wire port
V_EE to 2- or 4-wire port
V to 2- or 4-wire port
Bat
V_Bat2 to 2- or 4-wire port
Active State
C1, C2, C3 = 0, 1, 0
f = 1 kHz, V = 100mV
n
30
45
28.5
55
40
50
28.5
60
Temperature guard
Junction threshold temperature, T
140
JG
Max
Unit
1.1•I_LTh mA
19
mA
20
mV
nA
-1
V
0.5
V
100
µA
0.5
V
V_CC
V
200
µA
200
µA
V
kΩ
14
mW
42
mW
46
mW
mW
mW
1.4
mA
mA
mA
3.5
mA
0.3
mA
mA
dB
dB
dB
dB
°C
6