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Module ɗin PDM Interface da aka yi amfani da shi wajen gwajin sauti na makirufo na MEMS na dijital

Faɗaɗa tashar shigar/fitarwa ta na'urar nazarin sauti

Dalar Amurka 2,140.00

 

 

Tsarin bugun zuciya (pulse modulation PDM) na iya aika sigina ta hanyar daidaita yawan bugun jini, kuma ana amfani da shi sau da yawa wajen gwajin sauti na makirufo na MEMS na dijital.

Tsarin PDM wani zaɓi ne na na'urar nazarin sauti, wanda ake amfani da shi don faɗaɗa hanyar gwaji da ayyukan na'urar nazarin sauti.


Babban Aiki

Alamun Samfura

sigogin aiki

aiki
SNR < 129 dB (20 kHz BW, babu raƙuman ruwa)
Jimlar Harmonic Distortion da Hayaniya < -130 dB (20 kHz BW, babu raƙuman ruwa)
Tsarin Canji Mai Sauƙi <137db(AES 17,CCIR-RMS)
lanƙwasa ±0.002dB (20Hz ~ 20kHz, 32x ) ±0.001dB (20Hz ~ 20kHz, 64x, 128x, 256x, 512x)
rabo 4x, 32x, 64x, 128x, 256x, 512x
Daidaita Mataki Tsakanin Tashoshi Ana ɗaukar samfurin dukkan tashoshi a lokaci ɗaya daga agogon gama gari mai tsari ɗaya
nau'in sigina Raƙuman Sine, raƙuman sine masu mita biyu, raƙuman sine marasa lokaci, siginar raƙuman murabba'i, siginar share mita, siginar amo, fayil ɗin WAVE
Kewayen mitar sigina 0.1Hz ~ 21kHz
hanyar sadarwa
Kewayon ƙimar samfurin 4 kHz ∽216 kHz
kewayon agogon bit 128 kHz ∽ 24.576 MHz
yawan samfuri 32, 64, 128, 256
yanayin gefen Tasha ɗaya a sama; tasha biyu a ƙasa
Ƙarfin fitarwa na Vdd 0.0 ∽ 3.6 V, Matsakaicin 15 mA
Daidaiton Ma'aunin Wutar Lantarki 0.001dB
hanyar sadarwa ta matakin dabaru 0.8 V ∽ 3.3 V

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