Datasheet Summary
Ordering number : EN4787A
Monolithic Linear IC
LA1836, 1836M
Single-Chip Home Stereo Electronic Tuning IC
Overview
AM: RF amplifier, mixer, oscillator (with ALC), IF amplifier, detector, AGC, oscillator buffer, tuning indicator (narrow-band SD), IF buffer output, IF output for AM stereo
- FM IF: IF amplifier, quadrature detector, band muting, tuning indicator, IF buffer output, S-meter
- MPX: PLL stereo decoder, stereo indicator, forced mono, VCO stop function, adjacent channel interference rejection function (114 kHz), post-amplifier (with muting function)
Features
- Reduced number of adjustments (adjustment-free MPX VCO: ceramic resonator adopted)
- Tuning indicator pin (Can be used as...