KL34018 IK Semicon Co., Ltd, KL34018 Datasheet - Page 4

• Manufacturer Part Number: KL34018
• Description: Linear Integrated Circuit Voice Switched Speaker Phone Circuit
• Manufacturer: IK Semicon Co., Ltd

ELECTRICAL CHARACTERISTICS
SUPPLY VOLTAGES
V+ Supply Current
V+=11V, Pin 18=0.7V
V+=11V, Pin 18=1.6V
VCC Voltage (V+=7.5V)
Line
Regulation (6.5V<V+<11V)
Output Resistance (ICC=3mA)
VB Voltage(V+=7.5V)
Output Resistance (I B=1.7mA)
ATTENUATORS
Receive Attenuator Gain (1.0kHz)
Rx Mode, Pin 24= VB, Pin 27 =
250Mvrms
Range (Rx to Tx Modes)
Idle Mode, Pin 27= 250mVrms
RXO Voltage (Rx Mode)
Delta RXO Voltage (Switch from Rx
to Tx Mode)
RXO Sink Current (Rx mode)
TXO Source Current (Tx mode)
TXO Input Resistance
ACF Voltage (VCC-Pin 25 Voltage)
Rx Mode
Tx Mode
Idle Mode
SPEAKER AMPLIFIER
Speaker Amp Gain (pin 19 = 20mVrms)
SKI Input Resistance
SKO Voltage ( Pin 19 =Cap couple
to GND)
SKO High Voltage ( Pin 19 = 0.1V,
SKO Low Voltage (pin 19=0.1V,
+100mA Load at Pin 15)
MICROPHONE AMPLIFIER
Microphone Amp Gain
( Pin 9 = 10mVrms,1KHz)
Microphone Amp Input Resistance
LOGAMPS
RLO Leakage Current (Pin 8 = VB+1.0V) ILKRLO
TLO Leakage Current (Pin 6 = VB+1.0V) ILKTLO
Transmit-Receive Switching
Threshold (Ratio of ITLI to IRLI - at
20 A - to Switch Tx-Rx Comparator)
-100mA Load at Pin 15)
PARAMETER
IV+
Vcc
VccLN
RoVcc
Vccsat
Vb
Rovb
GRX
GRX
GRI
VRXO
VRXO
IRXOL
VACF
VSKO
VSKOH
VSKOL
GMCI
ITH
ITXOH
RTXI
GSPK
RSKI
RMCI
SYMBOL
(referred to fig. 1)
4.9
2.5
2.0
40
-20
1.8
75
1.0
3.5
33
15
2.4
5.5
32.5
25
6.5
MIN
5.4
65
6.0
80
2.9
250
6.0
44
-16
2.3
5.0
150
6.0
75
34
22
3.0
34
10
TYP
9.0
800
5.9
150
20
300
3.3
10
48
-12
3.2
100
3.0
8.0
35
37
3.6
600
35
16
2.0
2.0
MAX
UNIT
mA
A
Vdc
MV
ohms
mV
Vdc
ohms
dB
dB
dB
mV
mV
A
mA
k
mV
mV
mV
dB
k
Vdc
Vdc
mV
dB
k
A
A
Rev. 00
KL34018