TDA7440
TDA7440 is TONE CONTROL DIGITALLY CONTROLLED AUDIO PROCESSOR manufactured by STMicroelectronics.
FEATURES
- INPUT MULTIPLEXER
- 4 STEREO INPUTS
- SELECTABLE INPUT GAIN FOR OPTIMAL ADAPTATION TO DIFFERENT SOURCES
- ONE STEREO OUTPUT
- TREBLE AND BASS CONTROL IN 2.0d B
STEPS
- VOLUME CONTROL IN 1.0d B STEPS
- TWO SPEAKER ATTENUATORS:
- TWO INDEPENDENT SPEAKER CONTROL IN 1.0d B STEPS FOR BALANCE FACILITY
- INDEPENDENT MUTE FUNCTION
- ALL FUNCTION ARE PROGRAMMABLE VIA
SERIAL BUS
2 DESCRIPTION
The TDA7440D is a volume tone (bass and treble) balance (Left/Right) processor for quality audio applications in Hi-Fi systems.
Figure 1. Package
SO-28
Table 1. Order Codes
Order code TDA7440D TDA7440D013TR
Package SO-28
Tape & Reel
Selectable input gain is provided. Control of all the functions is acplished by serial bus. The AC signal setting is obtained by resistor networks and switches bined with operational amplifiers. Thanks to the used BIPOLAR/CMOS Technology, Low Distortion, Low Noise and DC stepping are...
