UTC KA22241
LINEAR INTEGRATED CIRCUIT
DUAL EQUALIZER AMPLIFIER WITH
ALC
DESCRIPTION
The UTC KA22241 is a monolithic integrated circuit,
consisting of dual equalizer amplifier with ALC, and it
is suitable for stereo radio cassette tape recorders.
FEATURES
*Dual equalizer amplifier with built-in ALC circuit
*Low noise V
NI=
1.0µV(Typical)
*High open loop voltage gain: Gv=80dB(Typical)
*Good ALC response balance between channels
*Not necessary the input coupling capacitor
*Not necessary the diode or transistor for ALC
*Built in power supply muting circuit
*Minimum number of external parts required
SIP-9
BLOCK DIAGRAM
channel 1
mute
channel 2
ALC
1
NF1
2
IN1
3
OUT1
4
GND
5
ALC
6
Vcc
7
OUT2
8
IN2
9
NF2
ABSOLUTE MAXIMUM RATING
(Ta=25°C)
PARAMETER
Supply Voltage
Operating Temperature
Storage Temperature
Power Dissipation
SYMBOL
VCC
TOPR
TSTG
PD
VALUE
16
-20 to 75
-20 to 125
550
UNIT
V
°C
°C
mW
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R110-001,A
UTC-IC [ UNISONIC TECHNOLOGIES ]
