Overview: Ordering number : ENN*6271 CMOS IC LC75342, 75342M
Single-Chip Volume and Tone Control System
Preliminary Overview
The LC75342 and LC75342M are electronic volume and tone control systems that provide volume, balance, a 2band equalizer, and input switching functions that can be controlled from serially transferred data. Package Dimensions
unit: mm 3196-DIP30SD
[LC75342]
30 16 Functions
• Volume: 0 dB to –79 dB (in 1-dB steps) and –∞, for a total of 81 settings. The volume can be controlled independently in the left and right channels to implement a balance function. • Bass boost: Up to +20 dB in 2-dB steps. Peaking characteristics. • Treble: ±10 dB in 2-dB steps. Shelving characteristics. • Selector: One of four sets of left/right inputs can be selected. • Input gain: The input signal can be boosted by from 0 dB to +30 dB in 2-dB steps.
10.16 8.6 0.25 1 27.2 3.95max 3.0 1.14 1.78 0.48 0.95 3.