PCM1690DCAR
PCM1690DCAR
Atụmatụ maka PCM1690
24-Bit Delta-Sigma DAC
8-Channel DAC: Ọrụ dị elu: Iche, fS= 48 kHz
THD+N: –94dB
SNR: 113 dB
Oke oke: 113dB
Ọnụego nlele: 8 kHz ruo 192 kHz
Sistemu elekere: 128 fS, 192 fS, 256 fS, 384 fS,512 fS, 768 fS, 1152 fS
Mpụta voltaji dị iche iche: 8VPP
Analog Lowpass Filter gụnyere4x/8x Ihe nzacha dijitalụ karịrị akarị: Ọkọlọtọ efu
Mpempe akwụkwọ ikike ngafe: ± 0.0018 dB
Kwụsị Band Attenuation: –75dB
Interface ọdịyo na-agbanwe agbanwe: Ụdị I/F: I2S™, aka ekpe-/ aka nri-ezitere, DSP,TDM
Ogologo data: 16, 20, 24, 32 Bits
Njikwa ọnọdụ mgbanwe: 3- waya SPI, 2- waya I2Oghere Usoro C-DakọtaraNjikwa interface, ma ọ bụ njikwa ngwaike
Ọtụtụ ọrụ site na SPI ma ọ bụ I2CI/F: Usoro I/F ọdịyo Họrọ: I2S, aka ekpe-ekpeziri,Kwesịrị ekwesị, DSP, TDMAttenuation dijitalụ na ogbi dị nro
Digital De-Mesiri ike: 32 kHz, 44.1 kHz,
48 kHz
Njikwa Polarity Data
Ike gbadaa
Ọtụtụ ọrụ site na njikwa H/W:
Ụdị I/F ọdịyo Họrọ: I2S, TDM
Digital De-Emesi ike Filter: 44.1 kHz
Analog Mute site na nchọpụta kwụsị elekere
Ntụtụ RESET Mpụga
Nkwanye ike: 5 V maka Analog na 3.3 V maka dijitalụ
ngwugwu: HTSSOP-48
Oke okpomọkụ na-arụ ọrụ:-40°C ruo +85°C
Nkọwa maka PCM1690
Ngwa PCM1690 bụ nnukwu arụmọrụ, otu mgbawa, 24-bit, ọwa asatọ, ihe ntụgharị dijitalụ na analog (DAC) nwere ihe dị iche.Ọwa asatọ, 24-bit DAC na-eji modulator delta-sigma multi-level (ΔΣ) ma na-akwado 8-kHz ka 192-kHz ọnụego nlele na 16-/20-/24-/32-bit obosara dijitalụ. okwu ntinye ọnụnụ na interface ọdịyo.Ihe nhụta ọdịyo nke PCM1690 na-akwado usoro nkewa oge-multiplexed (TDM) na mgbakwunye na ọkọlọtọ I.2S, aka ekpe-ezi, ziri ezi, na ụdị DSP.
Enwere ike ijikwa PCM1690 site na waya atọ, interface dakọtara na SPI, ma ọ bụ waya abụọ, I.2Oghere Usoro C-dakọtara na sọftụwia, nke na-enye ohere ọrụ niile gụnyere attenuation dijitalụ, ogbi dị nro, de-mphasis, na ndị ọzọ.Ọzọkwa, ngwaike njikwa mode na-enye a subset nke ọrụ-programmable ọrụ site na njikwa njikwa abụọ.PCM1690 dị na ngwugwu 12-mm × 8-mm (12-mm × 6-mm body) HTSSOP-48 ngwugwu.
Maka ngwungwu niile dị, hụ mgbakwunye nwere ike ịhazi na njedebe nke mpempe data.
1. Ole ndị bụ ndị ọrụ na ngalaba R & D gị?Kedu ihe ntozu gị?
-R & D Director: chepụta atụmatụ R & D ogologo oge nke ụlọ ọrụ ma ghọta ntụzịaka nke nyocha na mmepe;Nduzi ma na-elekọta ngalaba r&d iji mejuputa atumatu ụlọ ọrụ r&d na atụmatụ R&D kwa afọ;Jikwaa ọganihu nke mmepụta ngwaahịa ma mezie atụmatụ;Mepụta ezigbo nchọpụta ngwaahịa na otu mmepe, nyocha na ọzụzụ ndị ọrụ nka metụtara.
Onye njikwa R & D: mee atụmatụ R & D ngwaahịa ọhụrụ ma gosipụta ike nke atụmatụ ahụ;Na-elekọta ma jikwaa ọganihu na ịdịmma nke ọrụ r&d;Nyochaa mmepe ngwaahịa ọhụrụ ma tụọ aro ngwọta dị mma dịka ihe ndị ahịa chọrọ n'akụkụ dị iche iche
Ndị ọrụ R&d: na-anakọta na hazie data isi;Mmemme kọmputa;Ime nnwale, ule na nyocha;Kwadebe ihe na akụrụngwa maka nnwale, ule na nyocha;Dekọọ data nha, mee mgbako ma kwadebe eserese;Mee nyocha ndekọ ọnụ ọgụgụ
2. Kedu ihe nyocha ngwaahịa na echiche mmepe gị?
- echiche ngwaahịa na nhọrọ ngwaahịa na nlebanya nkọwa ngwaahịa na atụmatụ atụmatụ atụmatụ na nyocha ngwaahịa mmepe yana mmalite mmalite na ahịa.
