TS34118CS28C8 TSC [Taiwan Semiconductor Company, Ltd], TS34118CS28C8 Datasheet - Page 3

• Manufacturer Part Number: TS34118CS28C8
• Description: Voice Switched Speakerphone Circuit
• Manufacturer: TSC [Taiwan Semiconductor Company, Ltd]

Electrical Characteristics
Parameter
Attenuators-continued (T
TXI input resistance (TXI<350mVrms)
Gain tracking (G
Attenuator Control (T
C
C
C
C
C
Microphone Amplifier (T
Output offset (V
Open loop gain (f<100Hz)
Gain bandwidth
Output High voltage (Iout=-1.0mA, Vcc=5.0V)
Output Low voltage (Iout=+1.0mA)
Input bias current (@MCI)
Muting (ΔGain) (f=1.0KHz, V
MUT input resistance (Vcc=V
MUT Input-High
MUT Input-Low
Hybrid Amplifiers (T
HTO-offset(V
HTO- to HTO+ offset (Feedback R=51KΩ)
Open loop gain(HTI to HTO-, f<100Hz)
Gain bandwidth
Closed loop gain(HTO- to HTO+)
Input bias current(@HTI)
HTO- High voltage (Iout=-5.0mA)
HTO- Low voltage (Iout=+5.0mA)
HTO+ High voltage (Iout=-5.0mA)
HTO+ Low voltage (Iout=+5.0mA)
Distortion(300Hz<f<10KHz, see Figure 1)
Level Detectors and Background Noise Monitors (T
Transmit-Receive switch threshold
(Ratio of current at RLI1 + RLI2 to 20µA
Source current at RLO1, RLO2, TLO1, TLO2
Sink current at RLO1, RLO2, TLO1, TLO2
CPR, CPT output resistance (Iout=1.5mA)
CPR, CPT leakage current
at TLI1 + TLI2 to switch from Tx to Rx)
T
T
T
T
T
slow idle current
voltage (pin 14-V
source current(switching to Rx mode)
sink current(switching to Tx mode)
fast idle internal resistance
HTO-
(300Hz<f<10KHz)
MCO
RX
-V
+ G
-V
B
B
, Feedback R=51KΩ)
)
B
A
, feedback R=180KΩ)
TX
=+25ºC)
A
=+25ºC)
, @ Tx, Idle, Rx)*
Rx model (V
dle model
Tx model
A
A
=+25ºC,V
=+25ºC)
MUT
MUT
-
=2.0V)
=6.5V)
Continue
MUT
LC
=V
≤0.8V,A
B
)
VCL
=31dB unless otherwise noted)
A
3/23
=+25ºC)
Voice Switched Speakerphone Circuit
Symbol
MCOvos
GBW
GBW
HB
V
A
V
V
THD
V
A
A
V
V
GMT
R
V
H
V
I
R
G
V
I
I
I
I
R
I
CPLK
R
MCOH
VOLM
MCOL
I
MUTH
I
CTR
MUTL
VOLH
VCLH
HT+H
I
CTT
CTS
HT+L
LSO
LSK
HT-H
BM
MUT
HT-L
VOS
BH
TH
TXI
CT
TR
CP
VOS
FI
H
M
H
-0.35
Min
+40
-85
-50
-55
-20
-30
7.0
1.5
3.7
2.0
3.7
3.7
0.8
70
50
60
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
0
+240
-240
Typ
±0.1
+60
-2.0
-0.2
-60
-40
-68
-30
2.0
1.0
1.0
0.3
1.0
4.0
10
80
90
80
35
0
0
0
--
--
--
--
--
0
0
0
--
--
--
--
TS34118
+0.35
Max
+85
+50
+20
+30
200
Vcc
250
450
-40
3.6
0.8
1.2
14
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Version: A08
Unit
MHz
MHz
mV
mV
mV
mV
mV
mV
mV
mA
KΩ
KΩ
KΩ
dB
µA
µA
µA
dB
nA
dB
dB
dB
nA
µA
µA
%
V
V
V
V
V
Ω