This part is a kind of semiconductor called TM2314.

Function of this product has Digital audio processing circuit control.

Manufacturers : Titan Micro

Image and pinout :

Some of the text within the PDF file :

SHENZHEN TITAN M ICRO ELECTRONI CS CO., LTD. — — — — — — — — — — — — — — VDD AGND TREB_L TREB_R RIN ROUT LOUD_R RIN4 RIN3 RIN2 RIN1 LOUD_L LIN4 LIN3 1 2 3 4 5 TM2314 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 REF CLK DATA DGND OUT_L OUT_R BOUT_R BIN_R BOUT_L BIN_L LOUT LIN LIN1 LIN2 SHENZHEN TITAN M ICRO ELECTRONI CS CO., LTD. SHENZHEN TITAN M ICRO ELECTRONI CS CO., LTD. VS IS SVR Rin Vcl Sin RI Ginmin Ginmax 1 2 3 2 7 17 6 60 35 2 80 2 -1 9 30 80 50 2.5 100 0 11.25 10 40 V mA dB K Vrms dB K dB dB 70 1 SHENZHEN TITAN M ICRO ELECTRONI CS CO., LTD. Gstep Ein Riv Crange Avmin Avmax Astep Ea Et Vdc 0~ Crange Sstep Ea Amute Vdc 0 1 Gb Bstep Rb 1 Gt Tstep Vocl RI CI Rout Vout Eno / 1 D=0.3% 2 2 30 4.2 BW=20~20khz =0 dB =0 dB ALL=0 dB Vo=1Vrms Av [ ... ]

TM2314 PDF Datasheet Download