s
Electrical Characteristics (cont.) (I
L
=40mA, f
in
=1kHz, Ta=25˚C)
Parameter
Dial Mute input
Dial mute OFF
Dial mute ON
Input current (1)
Input current (2)
Receiver System
K. T. output distortion *
1,
Mute
K.T. mute *
1,
MIC mute *
2,
4
4
Symbol
V
DM–H
V
DM–L
I
DM–H
I
DM–L
THD
–KT
V
DM
=V
CC
V
DM
=0V
Condition
min
0.8
–2.0
–2.0
typ
max
V
CC
0.3
Unit
V
V
µA
µA
%
0.1
– 0.2
1
2.0
– 0.02
V
i
=–42dBV, I
L
=40mA
V
i
=–15dBV,
Dial mute SW– OFF
V
i
=–40dBV,
Dial mute SW– ON
V
i
=–28dBV,
Dial mute SW– OFF
I
L
=30mA, f
in
=1kHz
I
L
=90mA, f
in
=1kHz
M
–KT
M
–T
4
40
60
40
dB
dB
dB
Ω
Ω
4
DTMF mute *
2,
Power Supply
M
–DT
AC impedance (1)*
3,
AC impedance (2)*
3,
4
4
Z
AC–1
Z
AC–2
400
400
670
620
800
800
*1 Connect the 1kΩ load between Pins5 and 6 for measurement
*2 Connect the 600Ω receiver impedance between Pins16 and 1 measure it at the receiver side.
*3 Connect
+ –
between Pins16 and 1 for measurement.
100µF 820Ω
*4 Characteristics above are of reference valuse for design but not guaranteed values.
PANASONIC [ PANASONIC SEMICONDUCTOR ]
