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V2.0 October 2002
Advance Data Sheet
© Silver Telecom 2002
Page 9
Ag2120
F U L L Y F E ATUR E D P S TN I N TE RF ACE
7.0
Absolute Maximum Ratings*
All Voltages are with respect to ground unless otherwise stated.
Parameter
Sym
Min
Max
Units
1 DC supply voltage
V
CC
-0.3
6.0
V
2 DC battery voltage present between Tip and Ring (on-hook)
V
TR
300
V
3 Maximum voltage on programmable pin, LSC
-0.3
6.0
V
4 Maximum power dissipation per trunk @ 25
°C
P
TRUNK
0.75
W
5 Maximum power dissipation per module @ 25
°C
P
TOT
3.0
W
6 Maximum loop current
I
LOOP
90
mA
7 Maximum ringing current (for 0.5 second)
I
RING
185
mA
8 Storage Temperature
T
S
-40
+100
OC
*Exceeding the above ratings may cause permanent damage to the product. Functional operation under these conditions is not implied.
Maximum ratings assume free air flow.
8.0
Recommended Operating Conditions*
All Voltages are with respect to ground unless otherwise stated.
Parameter
Symbol
Min
Typ
Max
Units
1
DC supply voltage (+5V operation)
V
CC
4.75
5.0
5.25
V
2
DC supply voltage (+3.3V operation)
V
CC
3.0
3.3
3.6
V
3
DC battery voltage on Tip and Ring
(on-hook)
V
TIP
V
RING
0
0
0
-48
-120
-120
V
V
4
DC loop current
I
LOOP
025
85
mA
5
Operating Temperature
T
OP
025
70
OC
*Typical figures are at 25
°C with nominal +5V supplies and are for design use only.