Bayani
Na'urorin MCP3422, MCP3423 da MCP3424 (MCP3422/3/4) sune ƙananan amo da babban daidaito 18-Bit delta-sigma analog-to-digital (ΔΣ A/D) membobi na jerin MCP342X daga Microchip Technology Inc. Waɗannan na'urori na iya canza abubuwan shigar analog zuwa lambobin dijital tare da ƙuduri har zuwa rago 18.Wutar lantarki ta kan-board 2.048V tana ba da damar shigar da kewayon ± 2.048V daban-daban (cikakken kewayon sikelin = 4.096V/PGA).Waɗannan na'urori za su iya fitar da sakamakon analog-zuwa-dijital na juyawa a ƙimar samfuran 3.75, 15, 60, ko 240 a cikin sakan daya dangane da saitunan bit ɗin daidaitawa mai amfani da mai amfani ta amfani da siriyal na I2C mai waya biyu.Yayin kowace jujjuyawa, na'urar tana daidaitawa kuma tana samun kurakurai ta atomatik.Wannan yana ba da ingantaccen sakamakon jujjuyawa daga jujjuyawa zuwa jujjuyawa akan bambance-bambancen yanayin zafi da jujjuyawar wutar lantarki.Mai amfani zai iya zaɓar ribar PGA na x1, x2, x4, ko x8 kafin canjin analog-zuwa-dijital ya faru.Wannan yana bawa na'urorin MCP3422/3/4 damar canza siginar shigarwa mai rauni tare da babban ƙuduri.Na'urorin MCP3422/3/4 suna da yanayin jujjuyawa guda biyu: (a) Yanayin Juya Harbi ɗaya da (b) Yanayin Juyawa Ci gaba.A cikin yanayin jujjuyawa-ɗaya, na'urar tana yin juzu'i ɗaya kuma tana shiga ƙaramin yanayin jiran aiki ta atomatik har sai ta karɓi wani umarni na juyawa.Wannan yana rage yawan amfani na yanzu sosai a lokutan zaman banza.A cikin ci gaba da jujjuyawa yanayin, jujjuyawa yana faruwa ci gaba a saurin jujjuyawar da aka saita.Na'urar tana sabunta kayan aikinta tare da bayanan musanya na baya-bayan nan.
Ƙayyadaddun bayanai: | |
Siffa | Daraja |
Kashi | Haɗin kai (ICs) |
Samun Bayanai - Analog zuwa Masu Canza Dijital (ADC) | |
Mfr | Fasahar Microchip |
Jerin | - |
Kunshin | Tube |
Matsayin Sashe | Mai aiki |
Adadin Bits | 18 |
Ƙimar Samfuri (Kowace Na Biyu) | 3.75 |
Adadin abubuwan shigarwa | 4 |
Nau'in shigarwa | Banbanci |
Interface Data | I²C |
Kanfigareshan | MUX-PGA-ADC |
Rabo - S/H: ADC | - |
Adadin Masu Canza A/D | 1 |
Gine-gine | Sigma-Delta |
Nau'in Magana | Na ciki |
Voltage - Supply, Analog | 2.7 ~ 5.5V |
Voltage - Supply, Digital | 2.7 ~ 5.5V |
Siffofin | PGA, Adireshin Zaɓa |
Yanayin Aiki | -40°C ~ 125°C |
Kunshin / Case | 14-SOIC (0.154 "Nisa 3.90mm) |
Kunshin Na'urar Mai bayarwa | 14-SOIC |
Nau'in hawa | Dutsen Surface |
Lambar Samfurin Tushen | Saukewa: MCP3424 |