MH88615
Absolute Maximum Ratings*-
Voltages are with respect to AGND.
Parameter
1
Supply Voltages
Symbol
V
Bat
V
DD
V
EE
V
DCRI
T
S
Min
0.3
-0.3
0.3
-0.3
-55
Max
65
6
-6
140
125
Units
V
V
V
V
°C
Advance Information
Comments
With respect LPGND
With respect LPGND
2
Storage Temperature
* Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.
Recommended Operating Conditions
Characteristics
1
Supply Voltages
Sym
V
Bat
V
DD
V
EE
V
DCRI
T
OP
V
R
F
R
Min
-20
4.75
-4.75
0
0
Typ*
-48
5.0
-5.0
48
20
60
17
Max
-60
5.25
-5.25
130
70
90
68
Units
V
V
V
V
°C
V
BAT
= -48V
V
RMS
Hz
Comments
2
3
Operating Temperature
AC Ring Generator
Voltage
Frequency
* Typical figures are at 25°C with nominal +5V supplied and are for design aid only.
DC Electrical Characteristics*
Characteristics
1
Sym
I
DD
Min
Typ
Max
10
5
2.5
150
1700
Units
mA
mA
mA
mW
mW
mA
Test Comments
Supply Current
I
EE
I
Bat
2
3
4
5
PD on
Standyby
Active
V
Ref
= AGND
Power Consumption
Constant Current Line Feed
Adjustable Loop Current Range
Maximum Operating Loop
Resistance
PC
I
Loop
I
Loop
R
Loop
23
18
1200
25
27
30
mA
Ω
V
Bat
=-48V @
I
Loop
=18mA,
R
Loop
=includes
telephone set
Active High Logic
6
7
Ring Ground Over-Current
Off-Hook Detect
Output Low Voltage
Output High Voltage
Off-Hook Detect
Output Low Current
Output High Current
RC, PD Control Input
Input Low Voltage
Input High Voltage
RC, PD Control Input
Input Low Current
Input High Voltage
V
OL
V
OH
42
0.4
2.7
4
-400
0.7
2.0
-500
500
mA
V
V
mA
µA
Active High Logic
V
V
µA
µA
8
I
OL
I
OH
V
OL
V
OH
I
IL
I
IH
9
10
* -48V and are for design aid only
2-142
MITEL [ MITEL NETWORKS CORPORATION ]
