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参数资料
| 型号： | PBL38812 |
| 厂商： | ERICSSON |
| 英文描述： | Voice-switch circuit for Handsfree speakerphone TAM |
| 中文描述： | 语音免提扬声器开关电路谭 |
| 文件页数： | 3/10页 |
| 文件大小： | 133K |
| 代理商： | PBL38812 |
PBL 388 12
3
Electrical Characteristics
f = 1 kHz, T = 25
°
C, R
=0, C
= 0, R
Txout
=
∞
, R
Rxout
=
∞
, R
F2out
=
∞
, R
F5out
=
∞
, R
Tx
= 0, R
Rx
= 0, C
RxDet
= 0 and
I
D
=1.0mA unless otherwise noted.
Ref.
Parameter
fig.
Speech control section
Terminal voltage, V
3
I
D
= 1.0mA
Internal reference voltage, V
2
Frequency response for all amplifiers
3
200 - 3400 Hz, Relative 1 kHz
Transmit gain, 20
10
log(V
Txout
/V
Txin
)
3
V
CMP
= V
Ref
- 0.1 V
V
CMP
= V
Ref
+ 0.1 V
V
CMP
= V
Ref
- 0.1 V R
CTR
=100k, V
CTR
=V+
V
CMP
= V
Ref
+ 0.1 V R
CTR
=100k, V
CTR
=V+
Receive gain, 20
10
log(V
Rxout
/V
Rxin
)
3
V
CMP
= V
Ref
+ 0.1 V
V
CMP
= V
Ref
- 0.1 V
V
CMP
= V
Ref
+ 0.1 V R
CTR
=100k, V
CTR
=V+
V
CMP
= V
- 0.1 V R
=100k, V
CTR
=V+
Max transmit detector gain,
3
V
TxDet
< 200 mV
, C
Tx
= 100nF
20
10
log(V
Txdet
/V
Txin
)
V
CMP
= V
Ref
- 0.1 V
V
CMP
= V
+ 0.1 V
Max receive detector gain,
3
V
RxDet
< 200 mV
, C
Tx
= 100nF
20
10
log(V
Rxdet
/V
Rxin
)
V
CMP
= V
Ref
+0.1 V
V
CMP
= V
Ref
- 0.1 V
Background noise rectifier gain, (note 1)
3
V
CMP
= V
Ref
- 0.1 V, C
Txdet
=1
μ
F
V
CMP
= V
Ref
+ 0.1 V, C
Txdet
=1
μ
F
+ Tx
In
input impedance
3
- Tx
In
input impedance
3
- Rx
In
input impedance
3
Tx
Out
ac, load impedance
3
Rx
Out
ac, load impedance
3
F2
Out
ac, load impedance
3
F5
ac, load impedance
3
Transmitter channel output swing, v
TxOut
3
2% distortion,R
Txout
=R
Rxout
=25k
Receiver channel output swing, v
RxOut
3
2% distortion,R
=R
Rxout
=25k
Transmitter output noise, v
TxOut
3
V
CMP
= V
Ref
- 0.1 V, v
TxIn
Receiver output noise, v
RxOut
3
V
CMP
= V
Ref
+ 0.1 V, v
RxIn
= 0 V
Tx
Det
sink current, I
3
V
TxDetIn
= V
Ref
+ 0.1 V
Rx
Det
source current, I
RxDetOut
3
V
RxIn
Ref
Tx
Det
source current, I
TxDet
3
V
CMP
= V
- 0.1 V
Rx
Det
sink current, I
3
V
RxDetIn
= V
Ref
+ 0.1 V
Tx
Det
swing relative to V
Ref
, V
TxDetOut
3
V
TxDetIn
= V
Ref
+ 0.1 V
Rx
Det
swing relative to V
, V
3
V
RxDetIn
= V
Ref
- 0.1 V
N
Det
sink current (fast charge), I
NDet
3
V
TxDetIn
= V
Ref
- 0.1 V
V
CMP
= V
Ref
- 0.1 V
N
Det
source current, I
NDet
3
V
TxDetIn
= V
Ref
+ 0.1 V
V
CMP
= V
Ref
+ 0.1 V
Condition
Min.
Typ.
Max. Unit.
3.3
1.96
V
V
dB
dB
dB
dB
dB
dB
dB
dB
dB
-1
41.5
1
44
-6
44
19
29
-21
29
4
-3.5
41.5
21.5
26.5
-18.5
26.5
6.5
67.5
42.5
dB
dB
37
53
28
6.0
Hold
100
3.0
20
dB
dB
dB
22.5
80
2.4
16
10
10
10
10
120
3.6
24
k
k
k
k
k
k
k
mV
p
mV
p
500
500
-75
-75
-6.0
6.0
dB
psof
dB
A
mA
mA
μ
A
μ
A
V
V
mA
-2.5
2.5
30
-30
(note 2)
(note 2)
-0.7
+0.7
-4.5
-1.5
3
5
7
μ
A
相关PDF资料 |
PDF描述 |
|---|---|
| PBL388121SO | Voice-switch circuit for Handsfree speakerphone TAM |
| PBL388131SOT | Voice-switched Speakerphone Circuit with built in loudspeaker amplifier |
| PBL38813 | Voice-switched Speakerphone Circuit with built in loudspeaker amplifier |
| PBL388131N | Voice-switched Speakerphone Circuit with built in loudspeaker amplifier |
| PBL388131SO | Voice-switched Speakerphone Circuit with built in loudspeaker amplifier |
相关代理商/技术参数 |
参数描述 |
|---|---|
| PBL388121SO | 制造商:ERICSSON 制造商全称:Ericsson 功能描述:Voice-switch circuit for Handsfree speakerphone TAM |
| PBL388121SOT | 制造商:ERICSSON 制造商全称:Ericsson 功能描述:Voice-switch circuit for Handsfree speakerphone TAM |
| PBL38813 | 制造商:ERICSSON 制造商全称:Ericsson 功能描述:Voice-switched Speakerphone Circuit with built in loudspeaker amplifier |
| PBL388131N | 制造商:ERICSSON 制造商全称:Ericsson 功能描述:Voice-switched Speakerphone Circuit with built in loudspeaker amplifier |
| PBL388131SO | 制造商:ERICSSON 制造商全称:Ericsson 功能描述:Voice-switched Speakerphone Circuit with built in loudspeaker amplifier |
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