MC34118 Unisonic Technologies, MC34118 Datasheet - Page 5

• Manufacturer Part Number: MC34118
• Description: Voice Switched Speaker Phone Circuit
• Manufacturer: Unisonic Technologies

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DataSheet
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.com
UTC MC34118 LINEAR INTEGRATED CIRCUIT
UTC
Gain Tracking
ATTENUATOR CONTROL
CT Voltage( CT-V
CT Source Current
CT Sink Current
CT Slow Idle Current
CT Fast Idle Internal Resistance
VLC Input Current
Dial Tone Detector Threshold
MICROPHONE AMPLIFIER( V
Output Offset
Open Loop Gain
Gain Bandwidth
Output High Voltage
Output Low Voltage
Input Bias Current
Muting(∆Gain)
MUT Input Resistance
MUT High Input Voltage
MUT Low Input Voltage
Distortion
HYBID AMPLIFIER
HTO-Offset
HTO- to HTO+ Offset
Open Loop Gain
Gain Bandwidth
Closed Loop Gain
Input Bias Current(@HTI)
HTO- High Voltage
HTO- Low Voltage
HTO+ High Voltage
HTO+ Low Voltage
Distortion
LEVEL DETECTORS and BACKGROUND NOISE MONITORS
Rx Mode
Idle Mode
Tx Mode
PARAMETER
B
)
UNISONIC TECHNOLOGIES CO., LTD.
MUT<
0.8V, A
SYMBOL
M
V
A
V
V
H
G
V
THD
A
A
V
THD
G
V
V
R
H
V
G
I
I
I
I
COVOS
G
V
MCOH
R
VOLM
MCOL
I
MUTH
CTR
MUTL
BVOS
VOLH
VCLH
I
HT+H
CTT
CTS
VLC
BWM
HT-H
HT+L
MUT
BWH
HT-L
BM
VOS
BH
TR
DT
MT
FI
VCL
M
M
DataSheet4U.com
=31dB, unless otherwise specified)
V
f=1kHz, V
GRx+GTx, @Tx,
300Hz<f<10kHz
Vcc=V
300Hz<f<10kHz
300Hz<f<10kHz
CONDITIONS
MCO-
HTO- to HTO+
(Switching to
(Switching to
HTI to HTO-,
Iout=+5mA
Iout=+5mA
Iout=-5mA
Iout=-5mA
Iout=1mA,
Rx Mode)
Iout=1mA
Tx Mode)
V
F<100Hz
Rf=51kΩ
Rf=51kΩ
F<100Hz
Vcc=5V
Idle, Rx
V
@MCI
HTO-~
TEST
V
LC
B,
MUT
=V
Rf
MUT
V
=6.5V
B
=180kΩ
B,
=2V
-0.35
MIN
+40
-85
1.5
-50
3.7
-55
-20
-30
3.7
3.7
10
70
50
60
2
0
+-0.1
TYP
-240
0.15
240
+60
-60
-60
-40
-68
-30
0.3
15
80
90
80
0
0
2
0
1
0
0
1
0
MAX
0.35
+85
200
Vcc
250
450
-40
3.6
0.8
20
50
20
30
QW-R108-007,B
UNIT
MHz
MHz
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
dB
µA
µA
µA
kΩ
nA
dB
nA
dB
kΩ
dB
dB
nA
%
%
V
V
V
V
V
5