TDA7715

Active

3 band car audio processor

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Product overview

Description

The TDA7715 is a high performance signal processor specifically designed for car radio applications. The device includes a high performance audio processor with fully integrated audio filters and new soft-step architecture.
The digital control allows programming in a wide range of filter characteristics.
  • All features

    • Input multiplexer
      • QD0 to QD3: quasi-differential stereo input
      • SE0 to SE4: stereo single-ended input
    • Loudness
      • 2nd order frequency response
      • Programmable center frequency (400 Hz/800 Hz/2400 Hz)
      • 15 dB with 1 dB steps
      • Selectable high frequency boost
      • Selectable flat-mode (constant attenuation)
    • Volume
      • +23 dB to –23 dB with 1 dB step resolution
      • Soft-step control with programmable blend times
    • Bass
      • 2nd order frequency response
      • Programmable center frequency (60/70/80/100//110/120/130/150 Hz)
      • Q programmable 1.0/1.25/1.5/2.0
      • DC gain programmable
      • -15 to 15 dB range with 1 dB resolution
      • Soft-step control with programmable blend times
    • Middle
      • 2nd order frequency response
      • Programmable center frequency (500 Hz/1 kHz/1.5 kHz/2 kHz)
      • Q programmable 1.0/2.0
      • -15 to 15 dB range with 1 dB resolution
      • Soft-step control with programmable blend times
    • Treble
      • 2nd order frequency response
      • Center frequency programmable in 4 steps (10/12.5 /15/17.5 kHz)
      • -15 to 15 dB range with 1 dB resolution
      • Soft-step control with programmable blend times
    • High pass filter
      • 2nd order frequency response
      • Programmable cut off frequency (50/60/80/100/120/150/180/220 Hz)
    • Low pass filter
      • 2nd order low pass filter
      • Programmable cut off frequency
      • (50 Hz/60 Hz/80 Hz/100 Hz/120 Hz)
    • Speaker
      • 6 independent soft-step speaker controls
      • +23 dB to –79 dB with 1 dB steps
      • Soft-step control with programmable blend times
    • Output driver
      • Four dedicated outputs for an internal (on-board) power amplifier.
      • Six 3.55 VRMS line-driver outputs for an external (remote) power amplifier
    • Mute functions
      • Direct mute
      • Main/Sub channel: digitally controlled soft-mute with 4 programmable mute-times
      • (0.5 ms/4 ms/8 ms/16 ms)
      • Speaker: digitally controlled soft-mute with 4 programmable mute-times (4 ms/8 ms/32 ms/64 ms)
    • Spectrum analyzer
      • 7-band, fully integrated 2nd order band-pass filter with programmable filter quality for different visual behavior
      • Selectable In-gain 0/2/4/6dB
    • AC coupling
      • Three AC-coupling input
      • One AC-coupling output
    • Offset detection
      • Offset voltage detection circuit for on-board power amplifier failure diagnosis

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STMicroelectronics - TDA7715

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Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
TDA7715
Active
LQFP 64 10x10x1.4 mm Automotive Ecopack2

TDA7715

Package:

LQFP 64 10x10x1.4 mm

Material Declaration**:

PDF XML

Marketing Status

Active

Package

LQFP 64 10x10x1.4 mm

Grade

Automotive

RoHS Compliance Grade

Ecopack2

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.

Sample & Buy

Part Number
Order from Distributors
Order from ST
Marketing Status
ECCN (US)
ECCN (EU)
Packing Type
Package
Temperature (°C) Country of Origin
Budgetary Price (US$)*/Qty
min
max
TDA7715 No availability of distributors reported, please contact our sales office
Active
EAR99 NEC Tray LQFP 64 10x10x1.4 mm - - MALAYSIA 3.1 / 1k

TDA7715

Marketing Status

Active

ECCN (US)

EAR99

Budgetary Price (US$)*/Qty

3.1 / 1k

ECCN (EU)

NEC

Packing Type

Tray

Package

LQFP 64 10x10x1.4 mm

Operating Temperature (°C)

(min)

-

(max)

-

Budgetary Price (US$)* / Qty

3.1 / 1k

Country of Origin

MALAYSIA

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors