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參數(shù)資料
| 型號： | PBL386502SHT |
| 廠商： | ERICSSON |
| 英文描述： | Subscriber Line Interface Circuit |
| 中文描述： | 用戶線接口電路 |
| 文件頁數(shù)： | 6/16頁 |
| 文件大?。?/td> | 141K |
| 代理商： | PBL386502SHT |
PBL 386 50/2
6
Tip voltage (ground start)
7
Active state, Tip lead open (S open),
Ring lead to ground through 150
Active state, tip lead to -48 V
through 7 k
(S closed), Ring
lead to ground through 150
R
L
= 0
-4
-2.2
V
Tip voltage (ground start)
-6
-2.4
V
Open circuit state loop current, I
LOC
Loop current detector
Programmable threshold, I
LTh
,
active, active reverse
-100
0
100
μ
A
I
= 500
R
LD
R
LD
in k
, I
LTh
≥
7 mA
I
LTh
= 500
R
LD
0.85·I
LTh
I
LTh
1.15·I
LTh
mA
Tip open state
0.85·I
LTh
I
LTh
1.15·I
LTh
mA
Ground key detector
Ground key detector threshold
(I
and I
difference to trigger ground key det.)
Line voltage measurement
Pulse width, t
Ring trip comparator
Offset voltage,
V
DTDR
Input bias current, I
Input common mode range, V
DT
, V
DR
Ring relay driver
Saturation voltage, V
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
Detector output
(DET)
Output low voltage
Internal pull-up resistor
Power dissipation
(V
Bat
= -48V, V
Bat2
= -32V)
P
1
10
16
22
mA
Note 9
5.5
μ
s/V
Source resistance, R
S
= 0
I
B
= (I
DT
+ I
DR
)/2
-20
-200
V
Bat
+1
0
-20
20
200
-1
mV
nA
V
I
OL
= 50 mA
V
OH
= 12 V
0.2
0.5
10
V
μ
A
0
2.5
0.5
V
-50
50
V
V
μ
A
μ
A
V
IL
= 0.5
V
IH
= 2.5 V
I
OL
= 0.5 mA
0.7
V
k
15
Open circuit state, C1, C2, C3 = 0, 0, 0
Active state, C1, C2, C3 = 0, 1, 0
Longitudinal current = 0 mA, I
L
=0 mA (on-hook) 70
R
L
= 300
(off-hook)
R
L
= 800
(off-hook)
10
15
mW
P
2
P
3
P
Power supply currents
(V
Bat
= -48V)
V
CC
current, I
CC
V
Bat
current, I
Bat
V
CC
current, I
CC
V
current, I
Power supply rejection ratios
V
CC
to 2- or 4-wire port
V
Bat
to 2- or 4-wire port
V
to 2- or 4-wire port
Temperature guard
Junction threshold temperature, T
JG
Thermal resistance
28-pin PLCC,
θ
JP28plcc
24-pin SOIC,
θ
JP24soic
24-pin SSOP,
θ
JP24ssop
85
mW
mW
mW
730
360
Open circuit state
1.2
-0.05
2.8
-1.1
2.0
mA
mA
mA
mA
-0.1
Active state
On-hook, Long Current = 0 mA
4.0
-1.5
Active State
f = 1 kHz V
n
= 100mV
30
36
40
42
45
60
dB
dB
dB
145
°
C
39
43
55
°
C/W
°
C/W
°
C/W
Parameter
fig
Conditions
Min
Typ
Max
Unit
Ref
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