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TDA7803A-48X Audio Amplifiers High efficiency digital input automotive quad power amplifier built-in diagnosticti

TDA7803A-48X Audio Amplifiers High efficiency digital input automotive quad power amplifier built-in diagnosti Featured Image
  • TDA7803A-48X Audio Amplifiers High efficiency digital input automotive quad power amplifier built-in diagnosticti

ʻO ka wehewehe pōkole:

Nā mea hana: STMicroelectronics
Māhele Huahana: Mea hoʻonui leo
Pepa ʻikepili: TDA7803A-48X
Wehewehe: Audio ICs
ʻO ke kūlana RoHS: RoHS Compliant


E hoʻouna i ka leka uila iā mākou

Huahana Huahana

Nā hiʻohiʻona

Huahana Huahana

♠ wehewehe huahana

Huahana Huahana Waiwai Hiʻona
Mea hana: STMicroelectronics
Māhele Huahana: Mea hoʻonui leo
RoHS: Nā kikoʻī
moʻo: TDA7803A
Huahana: Mea hoʻonui leo
Papa: Papa-D
Mana hoʻopuka: 43 W
Kāila kau ʻana: Ma o Hole
ʻAno: 4-Kanela Quad
Pūʻolo / hihia: Flexiwatt-27
Leo - Hoʻouka Impedance: 4 Ohms
THD me ka walaʻau: 0.02 %
Voltage Hoʻolako - Max: 18.5 V
Voltage Hoʻolako - Min: 6 V
Mahana hana liʻiliʻi loa: - 40 C
ʻO ka wela hoʻohana kiʻekiʻe loa: + 105 C
Kupono: AEC-Q101
Packaging: Paipu
Brand: STMicroelectronics
Ka helu o nā kaha: 4 Kanal
Mea Hana i kēia manawa: 170 mA
ʻAno Huahana: Mea hoʻonui leo
SR - Ka helu pepehi: 1 V/mākou
Ka nui o ka waihona hale hana: 357
Māhele ʻāpana: Nā IC leo
Vos - Ka Voltage Hoʻokomo Offset: 25 mV

♠ High efficiency digital input automotive quad power amplifier me nā hiʻohiʻona diagnostics i kūkulu ʻia, kūpono 'hoʻomaka'

ʻO ka TDA7803A kahi mea hoʻonui i hoʻokahi chip quad bridge amplifier i ka ʻenehana BCD kiʻekiʻe e hoʻohui ana: kahi mea hoʻololi D/A piha, hoʻokomo kikohoʻe no ka hoʻopili pololei ʻana iā I2S (a i ʻole TDM) a me nā pae hoʻopuka MOSFET ikaika.

ʻO ka mea hoʻololi D/A i hoʻohui ʻia e hiki ai i ka hana ke hōʻea i kahi 115 dB S/N ratio me ka ʻoi aku o ka 110 dB o ka laulā ikaika.

Hoʻohui pū ka TDA7803A i kahi manaʻo hoʻoikaika kiʻekiʻe kiʻekiʻe, i hoʻopaʻa ʻia no nā hōʻailona mele ʻole. Hoʻolālā ʻia ka hāmeʻa e kūpono i ka modulation pākaukau no nā ʻōnaehana papa-G.

Mahalo i kēia manaʻo, hiki ke hoʻemi ʻia ka "mana puka" ma lalo o nā kūlana hoʻolohe maʻamau a hiki i 50% ke hoʻohālikelike ʻia me nā ʻōnaehana papa maʻamau AB.

Hoʻohui pū ka TDA7803A i kahi PLL programmable i hiki ke laka i nā alapine komo o 64*Fs no nā hoʻonohonoho hoʻokomo āpau.

Hoʻolako ʻia ka hāmeʻa me kahi papa diagnostics piha e kamaʻilio ana i ke kūlana o kēlā me kēia ʻōlelo ma o ka pahi I2C. Hiki i ka pahi kaʻa I2C ke hoʻomalu i kekahi mau hoʻonohonoho o ka hāmeʻa.

Hiki i ka TDA7803A ke pāʻani i ke mele a hiki i ka 6 V supply voltage - no laila ua kūpono ia me ka mea i kapa ʻia ʻo 'start stop' profile battery i hoʻopaʻa ʻia e kekahi mau mea hana kaʻa (pēlā e hōʻemi ai i ka hoʻohana ʻana i ka wahie a me ka hopena ma luna o ke kaiapuni).


  • Mua: STM8S005K6T6C 8-bit Microcontrollers – MCU 8-bit MCU Value Line 16 MHz 32kb Flash
  • Aʻe: STM32F429ZGT6 ARM Microcontrollers – MCU DSP FPU ARM CortexM4 1Mb Flash 180MHz

  • · AEC-Q100 kūpono

    · 24-bit ka hana kikohoʻe

    · 115 dB ka laulā ikaika (A-kaumaha)

    · SB-I (SB – i hoʻomaikaʻi ʻia) kiʻekiʻe ka hana ʻoi aku ka kiʻekiʻe 'non – papa D' maikaʻi

    · Loaʻa ka hana ʻano like ʻole

    · Kiʻekiʻe puka mana mana hiki:

    – 4 x 27 W 4 Ω @ 14.4 V, 1 kHz, THD = 10%

    – 4 x 47 W 2 Ω @ 14.4 V, 1 kHz, THD = 10%

    · Hoʻomalu ʻano maʻalahi:

    - Ke kaʻa holo kaʻa I2C holoʻokoʻa 1.8V/3.3V) me nā helu ʻehā i koho ʻia (no ke koho pūʻulu PowerSO36 wale nō)

    - Pāʻani kūʻokoʻa mua / hope / leo

    - Nā loaʻa kikohoʻe hiki ke koho ʻia no ka hana laina haʻahaʻa haʻahaʻa

    - ʻO ka diagnostic digital me nā ʻike hoʻouka DC a me AC

    · Hoʻomaka ka hoʻokuʻu ʻana (ka hana a hiki i ka 6V)

    · Laʻana laʻana: 44.1 kHz, 48 kHz, 96 kHz, 192 kHz

    · Wawaʻikepili serial maʻalahi (1.8 V / 3.3 V):– I2S maʻamau, TDM 4Ch, TDM 8Ch, TDM 16ch (8+8ch)

    · Mea ʻike hoʻokaʻawale

    · Kūʻokoʻa mua / hope ʻoki ʻoki ʻana

    · Pin diagnostic programmable

    · CMOS kūpono hiki i ka pine

    · Pale wela

    · Pop manuahi i ka leo e pāʻani i nā hoʻololi a me ka hope

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