KA22241B
DUAL EQ AMP WITH ALC
INTRODUCTION
The KA22241B is a monolithic integrated clrcuit consisting of dual
equalizer amplifier with ALC, and it is suitable for stereo radio
cassette tape recorder.
9-SIP
FEATURES
• Dual equalizer amplifier with built-in ALC circuit
• Low noise; VNI=1.0µ(Typ)
• High open loop voltage gain; 80 dB (Typ)
• Wide operating supply voltage range; VCC = 4.5V ~ 14V
• Good ALC response balance between channels
• Not necessary the input coupling capacitor
• Not necessary diode or transistor for ALC
• Built in power supply muting circuit
• Minimum number of external parts required
BLOCK DIAGRAM
ORDERING INFORMATION
Device Package Operating Temperature
KA22241B 9-SlP
-20°C ~ +75°C
Fig. 1