MH88422
Absolute Maximum Ratings* -
All voltages are with respect to AGND unless otherwise specified.
Parameter
1
2
3
4
5
DC Supply Voltage
Storage Temperature
DC Loop Voltage
Ringing Voltage
Loop Current
Symbol
V
DD
T
S
V
BAT
V
R
I
Loop
Min.
-0.3
-55
-110
-
-
Max.
6
+125
+110
150
90
Data Sheet
.
Units
V
°C
V
Vrms
mA
*Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.
Recommended Operating Conditions
Parameter
1
2
3
DC Supply Voltages
Operating Temperatures
Ringing Voltage
Sym.
V
DD
T
OP
V
R
Min.
4.75
0
Typ.
‡
5.0
25
75
Max.
5.25
70
90
Units
V
Test Conditions
°C
Vrms
150 Vrms for -2 variant
‡ Typical figures are at 25°C with nominal +5V supply and are for design aid only
Loop Electrical Characteristics
†
Characteristics
1
No Detect
Detect
Ringing Frequency
Operating Loop Current
Off-Hook DC Voltage
2.4
3.1
Sym.
Min.
14
15
15
68
80
6.0
6.0
7.8
Typ.
‡
Max.
7
Units
Vrms
Vrms
Hz
mA
V
V
V
I
Loop
=15mA
I
Loop
=20mA (See Note 2)
I
Loop
=26mA
Test Conditions
Externally Adjustable - See
MSAN-154
2
3
4
5
6
7
8
Leakage Current
Ring to AGND)
Leakage Current on-hook
(Tip to Ring)
DC Resistance during dialling
Dial Pulse Distortion
(Tip or
9
260
10
10
280
µA
µΑ
Ω
100V
DC
V
BAT
= -50V
ON
OFF
0
0
+2
+2
+4
+4
ms
ms
† Electrical Characteristics are over Recommended Operating Conditions unless otherwise stated.
‡Typical figures are at 25°C with nominal + 5V supplies and are for design aid only.
Note 1: Refer to FTZ 1TR2 section 2.2
Note 2: Refer to EIA/TIA 464 section 4.1.1.4.4
Note 3: Refer to BS6305 section 4.3.1
Note 4: Refer to ZV5 Annex 1
6
Zarlink Semiconductor Inc.
ZARLINK [ ZARLINK SEMICONDUCTOR INC ]
