PBL 3762A/2, /4
Ref
fig
Parameter
Conditions
Min
Typ
Max
Unit
Loop current detector
Loop current detector threshold, ILTh
RD= 33 kΩ
0°C ≤ TAmb ≤ 70°C
-40°C ≤ TAmb ≤ 85°C
9.8
9.0
375/RD
375/RD
12.8
13.7
mA
mA
Ground key detector
ILTIPX and ILRINGX current difference, ∆ILOn
to trigger the ground key detector
ILTIPX and ILRINGX current difference, ∆ILOff
to return the triggered ground key
detector to idle state
,
,
0°C ≤ TAmb ≤ 70°C
-40°C ≤ TAmb ≤ 85°C
0°C ≤ TAmb ≤ 70°C
-40°C ≤ TAmb ≤ 85°C
9
8
4
3
12
12
7
16
17
11
12
mA
mA
mA
mA
7
Hysteresis, ∂ILGK
|∆ILOn - ∆ILOff|
0°C ≤ TAmb ≤ 70°C
-40°C ≤ TAmb ≤ 85°C
3
0
5
5
8
9
mA
mA
Ring trip detector
Offset voltage, ∆VDTR
Input bias current, IB
Input resistance
Source resistance, RS = 0 Ω
IB = (IDT + IDR)/2
-20
-500
0
-100
20
mV
nA
unbalanced
balanced
Input common mode range, VDT, VDR
Ring relay driver
1
3
MΩ
MΩ
V
VBat+1
-2
Saturation voltage, VOL
Off state leakage current, ILk
Digital inputs (C1, C2, E0, E1)
Input low voltage, VIL
Input high voltage, VIH
Input low current, IIL
C1, C2
IOL = 25 mA
VOH = 12 V
0.2
0.6
10
V
µA
0
2.0
0.8
VCC
V
V
VIL = 0.4 V
VIH = 2.4 V
-400
-100
µA
µA
µA
E0, E1
Input high current, IIH
Detector output (DET)
Output low voltage, VOL
Output high voltage,VOH
Internal pull-up resistor
Delay time E0 to DET
transition high to low, tDHL
transition low to high, tDHL
Power dissipation (VBat = -48V)
P1
40
IOL = 2 mA
IOH = 100 µA
0.45
25
V
V
kΩ
2.7
8
15
7
7
1
2
µs
µs
Open circuit state, C1,C2 = 0, 0
Stand-by state,
C1, C2 = 1, 1; on-hook
Active state, C1, C2 = 0, 1
On-hook, RL = ∞ Ω
40
60
70
85
mW
mW
P2
P3
P4
200
1.1
300
1.3
mW
W
Off-hook, RL = 600 Ω
Power supply currents
VCC current, ICC
Open circuit state
C1, C2 = 0, 0
On-hook
Stand-by state
C1, C2 = 1, 1
On-hook
1.7
1.0
0.6
2.1
1.0
0.9
2.9
2.0
1.3
3.5
2.0
1.6
mA
mA
mA
mA
mA
mA
VEE current, IEE
VBat current, IBat
VCC current, ICC
VEE current, IEE
VBat current, IBat
6
ERICSSON [ ERICSSON ]
