PBL38640-2 Ericsson, PBL38640-2 Datasheet - Page 6

• Manufacturer Part Number: PBL38640-2
• Description: Subscriber Line Interface Circuit
• Manufacturer: Ericsson

6
Parameter
Tip voltage (ground start)
Open circuit state loop current, I
Loop current detector
Programmable threshold, I
active, active reverse
Tip open state
Ground key detector
Ground key detector threshold
(I
Line voltage measurement
Pulse width, t
Ring trip comparator
Offset voltage, V
Input bias current, I
Input common mode range, V
Ring relay driver
Saturation voltage, V
Off state leakage current, I
Digital inputs (C1, C2, C3)
Input low voltage, V
Input high voltage, V
Input low current, I
Input high current, I
Detector output (DET)
Output Low Voltage
Internal pull-up resistor
Power dissipation (V
P
P
P
P
Power supply currents (V
V
V
V
V
Power supply rejection ratios
V
V
V
Temperature guard
Junction threshold temperature, T
Thermal resistance
24-pin SSOP,
24-pin SOIC,
28-pin PLCC,
PBL 386 40/2
LTIPX
1
2
3
4
CC
Bat
CC
Bat
CC
Bat
Bat2
current, I
current, I
current, I
current, I
to 2- or 4-wire port
to 2- or 4-wire port
to 2- or 4-wire port
and I
LRINGX
CC
CC
Bat
Bat
LVM
JP24soic
JP28plcc
JP24ssop
current difference to trigger ground key det.)
DTDR
IL
B
IH
IL
IH
OL
Bat
= -48V, V
LTh
Lk
Bat
,
DT
= -48V)
, V
LOC
JG
DR
Bat2
= -32 V)
fig
7
Ref
Conditions
Active state, Tip lead to -48 V
through 7 k (S closed), Ring
lead to ground through 150
R
I
R
I
Note 9
Source resistance, R
I
I
V
V
V
I
Open circuit state, C1, C2, C3 = 0, 0, 0
Active state, C1, C2, C3 = 0, 1, 0
Longitudinal current = 0 mA, I
R
R
Open circuit state
Active state
On-hook, Long Current = 0 mA
Active State
f = 1 kHz, V
LTh
LTh
B
OL
OL
OH
IL
IH
L
LD
L
L
= (I
=300
=800
= 0
= 50 mA
= 0.5 mA
= 0.5
= 2.5 V
= 500
= 500
in k , I
= 12 V
DT
R
R
+ I
LD
LD
DR
(off-hook)
(off-hook)
LTh
n
)/2
= 100mV
7 mA
S
= 0
L
=0 mA (on-hook) 65
Min
-6
-100
0.85·I
0.85·I
10
-20
-200
V
0
2.5
-0.1
-1.5
30
36
40
Bat
+1
LTh
LTh
Typ
-2.4
0
I
I
16
5.5
0
-20
0.2
15
10
730
360
1.2
-0.05
2.8
-1.0
42
45
60
145
55
43
39
LTh
LTh
100
1.15·I
1.15·I
22
200
-1
0.5
10
0.5
V
-50
50
0.7
15
85
2
4
Max
20
CC
LTh
LTh
Unit
V
mA
mA
mA
mV
nA
V
V
V
V
V
k
mW
mW
mA
mA
dB
dB
dB
C
mW
mW
mA
mA
C/W
C/W
C/W
A
s/V
A
A
A