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TS34118 Datasheet(数据表) 2 Page - Taiwan Semiconductor Company, Ltd

部件型号  TS34118
说明  Voice Switched Speakerphone Circuit
下载  20 Pages
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制造商  TSC [Taiwan Semiconductor Company, Ltd]
网页  http://www.taiwansemi.com
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TS34118 Datasheet(HTML) 2 Page - Taiwan Semiconductor Company, Ltd

 
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TS34118
2-20
2004/09 rev. B
Recommended Operating Conditions
Description
Min.
Typ.
Max.
Units
Supply voltage (pin 4) (see Text)
3.5
--
6.5
V
CD input (pin 3), MUT input (pin 12)
0
--
Vcc
V
IVB current (pin 15)
-
--
500
µA
VLC (pin 13)
0.3xVB
--
VB
V
Attenuator input signal voltage (pin 9,21)
0
--
350
mVrms
Microphone amplifier, Hybrid amplifier gain
0
--
40
dB
Load current @RXO, TXO (pins 8,22)
@MCO (pin 10)
@HTO-, HTO+ (pin 6,5)
0
0
0
--
--
--
±2.0
±1.0
±5.0
mA
Ambient operating temperature range
-20
--
+60
Electrical Characteristics (TA=+25, Vcc=5.0V, CD≤ 0.8V, unless noted)
Parameter
Symbol
Min
Typ
Max
Unit
Power Supply
Vcc supply current (Vcc=6.5V, CD=0.8V)
(Vcc=6.5V, CD=2.0V)
Icc
--
--
5.5
600
8.0
800
mA
µA
CD input resistance (Vcc=VCD=6.5V)
CD input voltage - High
- Low
RCD
VCDH
VCDL
50
2.0
0
90
--
--
--
Vcc
0.8
KΩ
V
V
VB output voltage (Vcc=3.5V)
(Vcc=5.0V)
VB
--
1.8
1.3
2.1
--
2.4
V
VB output resistance (IVB=1.0mA)
ROVB
--
400
--
VB power supply rejection ratio (CVB=220µF,f=1.0KHz)
PSRR
--
54
--
dB
Attenuators
(TA=+25℃)
Receive attenuator gain (f=1.0KHz, VLC=VB )
Rx model, RXI=150mVrms (Vcc=5.0V)
Rx model, RXI=150mVrms (Vcc=3.5V)
Gain change –Vcc=3.5V versus Vcc=5.0V
AGC gain change –Vcc=2.8V versus Vcc=5.0V*
Idle model, RXI=150mVrms
Range (Rx to Tx model)
GRX
GRX
∆GRX1
∆GRX2
GRX1
∆GRX3
+4.0
+4.0
-0.5
--
-22
49
+6.0
+6.0
0
-25
-20
52
+8.0
+8.0
+0.5
-15
-17
54
dB
Volume control range (Rx model, 0.3VB<VLC<VB)
VCR
27
35
--
dB
RXO DC voltage (Rx model)
VRXO
--
VB
--
V
∆RXO DC voltage (Rx to Tx model)
∆VRXO
--
±10
±150
mV
RXO high voltage (Iout=-1.0mA RXI=VB+1.5V)
VRXOH
3.7
--
--
V
RXO low voltage (Iout=+1.0mA, RXI=VB-1.0,
Output measured with respect to VB)*
VRXOL
--
-1.5
-1.0
V
RXI input resistance (RXI<350mVrms)
RRXI
7.0
10
14
KΩ
Transmit attenuator gain (f=1.0KHz)
Tx model , TXI=150mVrms
Idle model, TXI=150mVrms
Range (Tx to Rx model)
GTX
GTXI
∆GTXI
+4.0
-22
49
+6.0
-20
52
+8.0
-17
54
dB
TXO DC voltage (Tx model)
VTXO
--
VB
--
V
∆TXO DC voltage (Tx to Rx model)
∆VTXO
--
±30
±150
mV
TXO High voltage (Iout=-1.0mA TXI=VB+1.5V)
VTXOH
3.7
--
--
V
TXO Low voltage (Iout=+1.0mA TXI=VB-1.0V,
Output measured with respect to VB)*
VTXOL
--
-1.5
-1.0
V




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