PGA4311UA/1K 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 28-SOIC (0.295, 7.50mm Width) contains it. There are 4 channels on the device. The Volume Control functions in this part are included for your reference. There is a Automotive Audio, Musical Instruments, Professional Audio version of the device. There is a supply of votage within ±4.75V~5.25V days of ordering. With this device, you can operate the temperature within a range of -40°C~85°C TA. 28 terminations are present on the chip. By searching for PGA4311 family parts, similar parts can be found. For more information, please refer to the device specs: 31.5dB ~ -95.5dB. 28 pins are available on the chip. The voltage it can produce is +-5V volts. When Vsup reaches 5.25V, the maximum supply voltage (Vsup) is reached. As seen in the picture, Surface Mount is mounting it.
PGA4311UA/1K Features
With 28-SOIC (0.295, 7.50mm Width) channels
operate temperature at the range of -40°C~85°C TA

PGA4311UA/1K Applications
There are a lot of Texas Instruments
PGA4311UA/1K 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

Mount	Surface Mount
Mounting Type	Surface Mount
Package / Case	28-SOIC (0.295, 7.50mm Width)
Number of Pins	28
Weight	730.794007mg
Operating Temperature	-40°C~85°C TA
Packaging	Tape & Reel (TR)
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	2 (1 Year)
Number of Terminations	28
ECCN Code	EAR99
Applications	Automotive Audio, Musical Instruments, Professional Audio
Voltage - Supply	±4.75V~5.25V
Terminal Position	DUAL
Terminal Form	GULL WING
Peak Reflow Temperature (Cel)	NOT SPECIFIED
Terminal Pitch	1.27mm
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Base Part Number	PGA4311
Function	Volume Control
Qualification Status	Not Qualified
Supply Voltage-Max (Vsup)	5.25V
Power Supplies	+-5V
Number of Channels	4
Interface	SPI
Specifications	31.5dB ~ -95.5dB
Length	17.905mm
Height Seated (Max)	2.65mm
Width	7.5mm
RoHS Status	ROHS3 Compliant
Lead Free	Lead Free