Advance Information
Absolute Maximum Ratings*
Parameter
1
DC Supply Voltage
LPGND = AGND
Symbol
V
CC
V
EE
V
BAT
V
RLY
T
S
PD
Min
-0.3
-9
-60
-0.3
-40
MH88612BV-K
Max
9
0.3
0.3
40
100
2
Units
V
V
V
V
°C
W
2
3
Storage Temperature
Package Power Dissipation
*
Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.
Recommended Operating Conditions
Characteristics
1
Operating Supply Voltage
Sym
V
CC
V
EE
V
BAT
V
RLY
I
RLY
T
o
0
Min
4.75
-5.25
-54
Typ‡
5.0
-5.0
-48
5
Max
5.25
-4.75
-42
100
70
Units
V
V
V
V
mA
°C
Test Conditions
2
3
Relay Driver Current
‡Typical figures are at 25˚C with nominal 5V supplies and are for design aid only.
DC Electrical Characteristics
†
-
Voltages are with respect to GNDA unless otherwise stated.
Characteristics
1
Supply Current
V
CC
V
EE
V
BAT
Sym
I
CC
I
EE
I
BAT
P
C
I
Loop
23
15
Min
Typ‡
7.5
-5.1
800
3
160
1600
25
16.5
Max
Units
mA
mA
µA
mA
mW
mW
mA
mA
Ω
Test Conditions
PD = Logic High
PD = Logic Low, Idle
Standby V
BAT
= -48V
Active (Off Hook)
R
Loop
<1100Ω
R
Loop
≤2000Ω
V
BAT
= -48V
V
BAT
= -48V @ I
Loop
=
16mA, R
Loop
includes
telephone set
V
BAT
= 48V
Active high logic
I
OL
= 8mA
I
OL
= -100mA
Active high logic
2
3
Power Consumption
Constant Current Line Feed
27
19
2000
4
Operating Loop Resistance
R
Loop
5
6
7
8
9
Ring Ground Over-Current
protection
Off-Hook Detect
Output Low Voltage (On-hook)
Output High Voltage (Off-hook)
RC, PD Control Input
Input Low Volt (no activation)
Input High Volt (activation)
RC, PD control Input
Input Low Current (no
activation)
Input high current (activation)
PD Control Input
Input Low Current
Input High Current
45
mA
V
OL
V
OH
V
IL
V
IH
I
IL
I
IH
I
IL
I
IH
0.4
2.7
0.7
2.0
50
0.5
0.5
0.3
V
V
V
V
µA
mA
mA
mA
LSTTL compatible
† DC Electrical Characteristics are over recommended operating supply voltages.
‡Typical figures are at 25˚C with nominal 5V supplies and are for design aid only.
5