pbl388121so ETC-unknow, pbl388121so Datasheet - Page 2

• Manufacturer Part Number: pbl388121so
• Description: Voice-switch Circuit Handsfree Speakerphone
• Manufacturer: ETC-unknow

2
PBL 388 12
Maximum Ratings
Parameter
Speech switch supply current
Voltage
Operating temperature
Storage temperature
Figure 2. Isolation and measurement of V
Figure 3. Test circuit. Reference figure No. 3.
F2 out
V
R
+
Txout
F2 out
R
V
pin 1-14
+
V +
Txin
Txout
10 F
+
I
Txin
I
V +
D
C
1 F
10 F
Tx
I
4.7 F
D
15
+
+
+
V +
100 F/16V
15
3
2
5 Tx out
6
4
-Tx in
+Tx in
Tx Detin
F2 out
+
V +
NDet
V
PBL 388 12
NDet
N
8
Ref
Det
C
. Reference figure No.2.
TxDet
I
TxDet
GND
16
Tx Detout
PBL 388 12
+
V
TxDet
7
0,1 F
RxDetout 10
V
CMP
RxDetin
CMP
9
C
RxDet
I
RxDet
11
Rx Detout
+
V
RxDet
10
V Ref
Symbol
I
T
T
D
100nF
Amb
Stg
CTR
Rx Detin
V
Rx out
1
CTR
F5 out
GND
I
-Rx
R
CTR
CTR
13
12
11
in
14
16
-0,5
-20
-55
Min
+
+
10 F
1 F
C
I
Rx
Rxin
Max
10
Vpin
+70
+125
R
+
10 F
15
Rxout
V
+0.5
Rxout
V
Rxin
Unit
R
mA
F5 out
V
C
C
F5 out