PBL 386 15/1
Ref
fig
Parameter
Conditions
Min
Typ
Max
Unit
Loop current detector
Programmable threshold, I
DET
I
LTh
> 10 mA
I
LTh
= 500
R
LD
0.9•I
LTh
I
LTh
1.1•I
LTh
mA
Ground key detector
Ground key detector threshold
I
LTIPX
and I
LRINGX
current difference to trigger ground key det.
Ring trip comparator
Offset voltage,
∆V
DTDR
Input bias current, I
B
Input common mode range, V
DT
, V
DR
Ring relay driver
Saturation voltage, V
OL
Off state leakage current, I
Lk
Digital inputs
(C1, C2, C3)
Input low voltage, V
IL
Input high voltage, V
IH
Input low current, |I
IL
|
Input high current, I
IH
Detector output
(DET)
Output low voltage, V
OL
Internal pull-up resistor to V
CC
Source resistance, R
S
= 0
Ω
I
B
= (I
DT
+ I
DR
)/2
11
-20
-50
V
Bat
+1
15
0
-20
19
20
-1
mA
mV
nA
V
V
µA
V
V
µA
µA
V
kΩ
mW
mW
mW
mW
mW
mA
mA
mA
mA
mA
mA
dB
dB
dB
dB
°C
I
OL
= 50 mA
V
OH
= 12 V
0
2.5
V
IL
= 0.5
V
IH
= 2.5 V
I
OL
= 1 mA
0.2
0.5
100
0.5
V
CC
200
200
0.1
10
15
37
40
415
200
1.3
-0.1
-0.1
2.1
0.1
-0.5
45
55
60
60
0.6
Power dissipation
(V
Bat
= -48V, V
Bat2
= -22V, note 9)
Open circuit state
P
1
Active State I
Lo
= 0 mA, I
L
= 0 mA
P
2
@ VEE=-5V
P
3
@ VEE=VB2
Active State I
Lo
= 0 mA, I
L
= 0 mA
P
4
@ VEE = -5V
Active R
L
= 300Ω (off-hook)
P
5
@ VEE = -5V
Active R
L
= 600Ω (off-hook)
Power supply currents
(V
Bat
= -48V)
V
CC
current, I
CC
Open circuit state
V
EE
current, I
EE
Open circuit state
V
Bat
current, I
Bat
Open circuit state
V
CC
current, I
CC
Active State I
Lo
= 0 mA, I
L
= 0 mA
V
EE
current, I
EE
Active State I
Lo
= 0 mA, I
L
= 0 mA
V
Bat
current, I
Bat
, On-hook
Active State I
Lo
= 0 mA, I
L
= 0 mA
Power supply rejection ratios
V
CC
to 2- or 4-wire port
V
EE
to 2- or 4-wire port
V
Bat
to 2- or 4-wire port
V
Bat2
to 2- or 4-wire port
Temperature guard
Junction threshold temperature, T
JG
Thermal resistance
28-pin SSOP,
θ
JP28SSOP
Active State, f = 1 kHz, V
n
= 100mV
Active State, f = 1 kHz, V
n
= 100mV
Active State, f = 1 kHz, V
n
= 100mV
Active State, f = 1 kHz, V
n
= 100mV
18
44
47
-0.2
-0.2
3.5
0.3
-0.8
30
28.5
45
28.5
140
55
°C/W
6
ERICSSON [ ERICSSON ]
