|Description||Car Radio Signal Processor|
|Company||ST Microelectronics, Inc.|
|Datasheet||Download TDA7460ND datasheet
DEVICE INCLUDES AUDIO PROCESSOR, STEREO DECODER, NOISEBLANKER AND MULTIPATH DETECTOR HIGH PERFORMANCE SIGNAL PROCESSOR NO EXTERNAL COMPONENTS REQUIRED FULLY PROGRAMMABLE VIA I2C BUS LOW DISTORTION LOW NOISE DESCRIPTION The is a high performance signal processor specifically designed for car radio applications. The device includes a complete audioprocessor and a stereo decoder with noiseblanker, stereoblend and all signal processing functions necessary for state-of-the-art as well as future car radio systems. Switched-capacitors design technique allows to obtain all these features without external compoBLOCK DIAGRAM
nents or adjustments. This means that higher quality and reliability walks alongside an overall cost saving. The CSP is fully programmable by I2C bus interface allowing to customize key device parameters and especially filter characteristics. The BICMOS process combined with the optimized signal processing assure low noise and low distortion performances.CASS R CASS L PHONE (MPIN) PHONE GND (MPOUT)
1 2 INPUT MULTIPLEXER + AUTO ZERO PHONE BEEP DIGITAL CONTROL
D MULTIPATHDETECTOR NOISE BLANKER PULSE FORMER A 10 LEVEL
Symbol VS Tamb Tstg Operating Supply Voltage Operating Ambient Temperature Range Storage Temperature Range Parameter Value to 150 Unit V °C
Symbol VS IS SVRR Parameter Supply Voltage Supply Current Ripple Rejection = 9V Audioprocessor (all filters flat) Stereodecoder + Audioprocessor Test Condition Min. 7.5 25 Typ. Max. 10 35 Unit mA dBESD All pins are protected against ESD according to the MIL883 standard. PIN CONNECTION
CASS R CASS L CDR CDGND CDL PHGND (MPOUT) PHONE (MPIN) AM MPX LEVEL
Symbol Rth-j pins Parameter Thermal Resistance Junction-pins Max Value 85 Unit °C/W
N. Name CASSR CASSL CDR CDGND CDL PHGND PHONE AM MPX LEVEL SMUTE SCL SDA GND VS OUTRR OUTLR OUTRF OUTLF CREF Cassette Input Right Cassette Input Left CD Right Channel Input Ground reference CD Left Channel Input Phone Ground (MPOUT selectable by SW1) Phone Input (MPIN selectable ) AM Input FM Input (MPX) Level Input Stereodecoder Soft Mute Drive I C Clock Line I C Data Line Supply Ground Supply Voltage Right Rear Speaker Output Left Rear Speaker Output Right Front Spaeaker Output Left Front Speaker Output Reference Capacitor Pin
(1) See input configuration tree and databyte specification "configuration" Pin type legenda: I = Input O = Output I/O = Input/Output S = Supply
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