Because of the Thanksgiving holiday in the U.S., TI E2E™ design support forum responses may be delayed from November 25 through December 2. Thank you for your patience.
Part Number: LM49450LM49450_UI_HPS.tif
How can I disable the HPS feature? What should be the I2C register setting for that?
I see in the 'LM49450 I2C Interface' (snapshot attached) there is a provision to either use the HPS feature or the speaker/headphone…
Part Number: LM49450 Hi Sir,
Our customer is interested in the 3D enhancement function of LM49450 and would like to know the detailed description of it, and how to use this function to their project. Can u give us some details information for this function…
Part Number: LM49450 Other Parts Discussed in Thread: TPA3110D2 Hi Team,
My customer used LM49450+TPA3110D2 in their application.
We found there was noise output the speaker when system turning on and turning off. The voice like bobobobobo....
I want…
Part Number: LM49450 Hi Sir,
My customer use LM49450 on their Nvidia reference design project. They said they hear pop noise on every volume adjustment (0x07h, 0x08h). Have you meet the issue before? Any comment or suggestion for my customer to eliminate…
Part Number: LM49450 Dears:
Below questions need you help :
1: Power supply voltage VDD, LSVDD_1, LSVDD_2 use 5.0V; DVDD, IOVDD use 3.3V; is it okay? Output power is less than 0.5W.
2: Power supply voltage CPVDD, HPVDD SCHEMATIC _ P04_LT7911D.pdf ; can…
Part Number: LM49450 Hi team,
Nvidia's gsync platform is using our LM49450 for their audio solution from R1-R4 platform. But there is some difference on LSVdd of coupling capacitor(LC filter L1 and C17) on R4 platform as below figure. The old platform…
Part Number: LM49450 Hi team,
It is the last issue of the below link. Could you kindly provide some debug direction.
https://e2e.ti.com/support/audio/f/6/p/911258/3371248#3371248
We spend some time to do the test. We also think that it is related with…
Part Number: LM49450 Hi team,
My customer is using our LM49450 for their headphone design and they have face the phase delay issue which is very similar with a post on e2e.
https://e2e.ti.com/support/audio/f/6/t/819388?tisearch=e2e-sitesearch&keymatch…
