MC34118
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Transmit Attenuator Gain (f=1kHz)
TX Mode, TXI=150mVrms
Idle Mode, TXI=150mVrms
TX to Rx Mode Range
TXO DC Voltage
GTX
GTXI
4
6
8
dB
dB
dB
V
-22
49
-20
52
VB
-17
54
ΔGTXI
VTXO
TX
ΔTXO DC Voltage
TXO High Voltage
ΔVTXO TX to RX Mode
VTXOH IOUT=-1mA, TXI=VB+1.5V
+-30 +-150 mV
V
3.7
7
IOUT =+1mA, TXI=VB-1V,
Output Measured with
Respect to VB
TXO Low Voltage
VTXOL
-1.5
-1
V
TXI Input Resistance
Gain Tracking
RTXI
GTR
TXI<350mVrs
GRX+GTX, @TX, IDIE, RX
10
14
kꢀ
+-0.1
dB
Attenuator Control
RX Mode
VLC=VB
240
0
mV
mV
mV
µA
µA
µA
kꢀ
nA
CT Voltage ( CT-VB)
Idle Mode
TX Mode
-240
-60
CT Source Current
ICTR
ICTT
ICTS
RFI
(Switching to RX Mode)
(Switching to TX Mode)
-85
-40
CT Sink Current
+40 +60 +85
0
CT Slow Idle Current
CT Fast Idle Internal Resistance
VLC Input Current
1.5
2
3.6
20
50
IVLC
VDT
-60
15
Dial Tone Detector Threshold
10
mV
Microphone Amplifier ( VMUT< 0.8V, AVCL=31dB, unless otherwise specified)
Output Offset
MCOVOS VMCO-VB, RF=180 kꢀ
-50
70
0
80
1
mV
dB
Open Loop Gain
Gain Bandwidth
Output High Voltage
Output Low Voltage
Input Bias Current
AVOLM
GBWM
F<100Hz
MHz
V
VMCOH IOUT =1mA, VCC=5V
3.7
-55
VMCOL
IBM
IOUT =1mA
200 mV
nA
@MCI
-40
f=1kHz, VMUT=2V
300Hz<f<10kHz
VCC=VMUT=6.5V
Muting(ΔGain)
GMT
dB
-68
90
MUT Input Resistance
MUT High Input Voltage
RMUT
VMUTH
VMUTL
50
2
kꢀ
Vcc
0.8
V
MUT Low Input Voltage
Distortion
0
V
THDM 300Hz<f<10kHz
0.15
%
HYBID AMPLIFIER
HTO-Offset
HVOS
HBVOS
AVOLH
GBWH
AVCLH
IBH
VHTO-~VB, RF=51kꢀ
RF =51kꢀ
-20
-30
60
0
0
20
30
mV
mV
dB
HTO- to HTO+ Offset
Open Loop Gain
Gain Bandwidth
HTI to HTO-, F<100Hz
80
1
MHz
Closed Loop Gain
Input Bias Current(@HTI)
HTO- High Voltage
HTO- Low Voltage
HTO+ High Voltage
HTO+ Low Voltage
Distortion
HTO- to HTO+
-0.35
3.7
0
0.35 dB
-30
nA
VHT-H
VHT-L
VHT+H
VHT+L
IOUT =-5mA
IOUT =+5mA
IOUT =-5mA
IOUT =+5mA
V
250 mV
V
3.7
450 mV
%
THDM 300Hz<f<10kHz
0.3
UNISONIC TECHNOLOGIES CO., LTD
5 of 12
www.unisonic.com.tw
QW-R108-007,D