TS34118CS28C8 TSC [Taiwan Semiconductor Company, Ltd], TS34118CS28C8 Datasheet - Page 4

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

Electrical Characteristics
* All currents into a device pin are positive, those out of a pin are negative. Algebraic convention rather than magnitude
Simplified Block Diagram
Temperature Characteristics
Parameter
Filter (T
Voltage offset at FO (V
FO sink current
FI bias current
System Distortion (T
Rx mode (from FI to RXO, FO connected to RXI)
Tx mode (from MCI to HTO-/HTO+, includes
Vcc supply current (CD=0.8V)
Vcc supply current (CD=2.0V)
V
Attenuator gain (Max Gain)
Attenuator gain (Max attenuation)
Attenuator input resistance (@ TXI, RXI)
Dial tone detector threshold
CT source, sink current
Microphone, Hybrid amplifier offset
Transmit-Receive switching threshold
Sink current at RLO1, RLO2, TLO1, TLO2
Closed loop gain (HTO- to HTO+)
is used to define limits.
B
output voltage (Vcc=5.0V)
A
=+25ºC)
Tx attenuator)
Parameter
A
FO
=+25ºC, f=1.0KHz)
-V
B
, 220KΩ from V
-
Continue
B
to FI)
Typical Value @25
4/23
+6.0dB
5.0mA
400µA
±60µA
-46dB
15mV
4.0µA
10KΩ
0 mV
Voice Switched Speakerphone Circuit
2.1V
0 dB
1.0
Symbol
FO
THD
THD
I
I
FO
FI
VOS
R
T
ºC
-200
Min
150
--
--
--
Typical Change –20 to +60
Typ
260
-90
-50
0.5
0.8
0.0008dB/ºC
0.004dB/ºC
±0.02%/ºC
0.001%/ºC
±4.0µV/ºC
-0.15%/ºC
+20µV/ºC
+0.8%/ºC
+0.6%/ºC
-0.3%/ºC
-0.4%/ºC
-10nA/ºC
TS34118
Max
400
3.0
3.0
--
0
Version: A08
Unit
mV
µA
nA
ºC
%
%