LC75342M Datasheet (Sanyo Semicon Device) - Single-Chip Volume and Tone Control

LC75342M, Single-Chip Volume and Tone Control

Notes 10 21 LSEL0 RSEL0 * Input selector outputs 7 6 24 25 LBASS1 LBASS2 RBASS1 RBASS2 * Connections for the resistors and capacitors that form the bass band filters.

9 22 LIN RIN * Volume control and equalizer input 5 26 LOUT ROUT * Volume and equalizer ou

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

LC75342M Features

* On-chip buffer amplifiers minimize the number of external components.

* Fabricated in a silicon gate CMOS process to minimize switching noise from internal switches.

* Built-in analog ground reference voltage generation circuit.

* All controls can be set from serial