
SANYO -> Panasonic
Overview
The LA7530N is an IC containing the VIF section and SIF section on a single chip in the DIP20 package. The use of the small-sized package serves to make VCR tuner units smaller.
As compared with the LA7530, the LA7530N is provided with 2 pins for IF AGC, permitting higher AGC speed. The LA7530N can substitute for the LA7530, but the LA7530 cannot substitute for the LA7530N. For 9V supply, use the LA7533.
Functions
• VIF section :VIF AMP, VIDEO DET, PEAK IF AGC, B/W NOISE CANCELLER, RF AGC, AFT, VIDEO MUTE.
• SIF section : SIF LIMITER AMP, FM DET, SND MUTE.
FEATUREs
• High-gain VIF amplifier requiring no preamplifier.
• Higher AGC speed.
• Adjustment-free FM detector because of ceramic discrimi nator-used quadrature detection.
• Possible to mute video, sound for VCR.
• Small-sized package.
• Minimum number of external parts required.