PBL 388 14
Ref.
Parameter
fig.
Conditions
Min.
Typ.
Max.
Unit.
N
Det
leakage current (hold), I
NDet
N
Det
swing relative to V
Ref
, V
NDet
CMP (comparator) sensitivity,
transmit (Tx) mode to receive
(Rx) mode or vice versa
CTR voltage for 25 dB dynamics, V
CTR
CTR voltage for mute, V
CTR
CTR voltage for disable, V
CTR
Loudspeaker amplifier
Operating voltage, V
A
Current consumption (no signal), I
+L
2
2
2
12
2,14
2,14
2,14
3
3
3
3
3
3
3
3
3
3
3
3
3
3
V
TxDetIn
= V
Ref
- 0.1 V,
V
CMP
= V
Ref
+ 0.1 V,
V
TxDetIn
= V
Ref
+ 0.1 V,
V
CMP
= V
Ref
- 0.1 V
Tx mode = max Tx gain,
Rx mode = max Rx gain
R
CTR
=100kΩ
1.1
-100
0.45
40
80
nA
V
mV
V
+
1.6
0.9
12
2.3
9
V
V
V
V
mA
mA
mA
mA
mA
mA
V
p
V
p
V
p
dB
dB
%
kΩ
2.5
V
A
= 3.0 V
V
A
= 5.0 V
V
A
= 12.0 V
V
A
= 3.0 V
V
A
= 5.0 V
V
A
= 12.0 V
V
A
= 3.0 V
V
A
= 5.0 V
V
A
=12.0 V
V
A
=5.0 V, I
VOL
= 0
200 to 3400 Hz, relative 1kHz,
V
A
= 3.0 to 12.0 V,
n = 100
•
P
Load
/P
Supply
1
2
4
7
13
30
0.85
1.7
4.0
36.5
Current consumption
(output swing at 5% dist.)
Swing at 5% dist., V
Out
Gain
Frequency response
Amplifier power efficiency (5% dist), n
Input impedance pin 23
0.6
1.5
3.6
34.5
-1
38.5
1
24
40
30
36
Notes
1.
20 •
10
log (
V
NDet
=
V
Ref
=
V
TxDet
=
V
TxDetO
=
V
NDet
- V
Ref
)
V
TxDet
- V
TxDetO
voltage at noise detector output
reference voltage (about 2 V) see figure 2.
Voltage at transmit detector output.
voltage at transmit detector output at the point
when the voltage at the noise detector starts
moving when a signal at transmit channel input is
gradually increased (threshold, typical value 30 mV)
2.
Depends on V
+
. Channels are tracking.
4
ERICSSON [ ERICSSON ]
