TDA7437N Overview
In addition, the book comes with a case study as well. It is recommended that you mount it in a Surface Mount mounting type. Case 44-LQFP Exposed Pad contains it. There are 2 channels on the device. The Audio Tone Processor functions in this part are included for your reference. There is a Automotive Audio, Consumer Audio version of the device. There is a supply of votage within 6V~10.2V days of ordering. With this device, you can operate the temperature within a range of -40°C~85°C TA. 44 terminations are present on the chip. By searching for TDA7437 family parts, similar parts can be found. 44 pins are available on the chip. To sort IC types, use TONE CONTROL CIRCUIT. There should be no voltage below 6V on the supply line of this component (Vsup). The voltage it can produce is 9V volts. 3 bands are present on it. The current supply is controlled by 13mA.
TDA7437N Features
With 44-LQFP Exposed Pad channels
operate temperature at the range of -40°C~85°C TA
consumer IC type: TONE CONTROL CIRCUIT

TDA7437N Applications
There are a lot of STMicroelectronics
TDA7437N Audio Special Purpose applications.

Musical Instruments
Recording Systems
High-End Audio/Sound Card for PC
Replacement of DIR1703
Other Applications Requiring S/PDIF Receiver
Audio Differential Line Drivers
Audio Mix Consoles
Distribution Amplifiers
Graphic and P arametric Equalizers
Dynamic Range Processors

Mounting Type	Surface Mount
Package / Case	44-LQFP Exposed Pad
Surface Mount	YES
Number of Pins	44
Operating Temperature	-40°C~85°C TA
Packaging	Tray
JESD-609 Code	e4
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	3 (168 Hours)
Number of Terminations	44
ECCN Code	EAR99
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Applications	Automotive Audio, Consumer Audio
Voltage - Supply	6V~10.2V
Terminal Position	QUAD
Terminal Form	GULL WING
Peak Reflow Temperature (Cel)	NOT SPECIFIED
Terminal Pitch	0.8mm
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Base Part Number	TDA7437
Function	Audio Tone Processor
Qualification Status	Not Qualified
Power Supplies	9V
Supply Voltage-Min (Vsup)	6V
Number of Channels	2
Interface	I2C
Supply Current-Max	13mA
Consumer IC Type	TONE CONTROL CIRCUIT
Number of Bands	3
Harmonic Distortion	0.01%
Channel Separation	95 dB
Length	10mm
Height Seated (Max)	1.6mm
Width	10mm
RoHS Status	ROHS3 Compliant
Mfr	STMicroelectronics
Series	-
Product Status	Obsolete
Applications	Audio
Interface	I²C
Voltage - Supply	6V ~ 10.2V
Operating Temperature	-40°C ~ 85°C (TA)
Specifications	-
Grade	Automotive
Supplier Device Package	44-LQFP (10x10)