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PCA9554D,118 I/O Expander 8 I²C, SMBus 400 kHz 16-SO

Fa'amatalaga Puupuu:

Mfr.Vaega: PCA9554D,118
Tufuga: NXP
afifi: 16-SOIC
Fa'amatalaga: I/O Expander 8 I²C, SMBus 400 kHz 16-SO

Pepa Fa'amatalaga: Fa'amolemole fa'afeso'ota'i mai matou.


Fa'amatalaga Oloa

Faailoga o oloa

Fua Fa'atatau

Fa'amatalaga

O le PCA9554 ma le PCA9554A o 16-pin CMOS masini e maua ai le 8 bits o le General Purpose parallel Input/Output (GPIO) faʻalauteleina mo I2C-bus/SMBus talosaga ma sa atiina ae e faʻaleleia le NXP Semiconductors aiga o I2C-bus I/O expanders.O faʻaleleia e aofia ai le maualuga o le taʻavale, 5 VI / O faʻapalepale, faʻaititia o le sapalai o loʻo i ai nei, faʻatulagaga I / O taʻitoʻatasi, 400 kHz taimi masani, ma afifi laʻititi.I / O expanders e maua ai se fofo faigofie pe a manaʻomia le I / O faʻaopoopo mo suiga o le ACPI, masini, faʻamau, LED, fans, ma isi.O le PCA9554/PCA9554A e aofia ai le 8-bit Configuration resitara (Fa'aofi po'o le Filifiliga Fa'asologa);8-bit Input Port register, 8-bit Output Port register ma le 8-bit Polarity Inversion register (toaga HIGH po'o le galue LOW).E mafai e le matai fa'aoga ona fa'atagaina le I/Os e fai ma mea e fa'aoga ai po'o mea e fa'atino e ala i le tusi atu i pusi fa'aopoopo I/O.O fa'amaumauga mo fa'aoga ta'itasi po'o galuega fa'atino o lo'o teuina i totonu o le Fa'asinomaga Fa'aulu po'o le Output Port resitara.O le polarity o le tusi resitala faitau e mafai ona fesuiaʻi ma le Polarity Inversion register.E mafai ona faitau tusi resitala uma e le matai o le faiga.E ui o le pine-to-pin ma le I2C-bus address e fetaui ma le PCF8574 series, e mana'omia suiga i polokalame ona o le fa'aleleia ma o lo'o talanoaina i le Application Note AN469.O le PCA9554/PCA9554A tatala-vai fa'alavelave fa'alavelave e fa'agaoioia pe a ese so'o se tulaga fa'aoga e ese mai lona tulaga o lo'o resitara Input Port ma fa'aoga e fa'ailoa atu ai i le matai fa'atonu ua suia se tulaga fa'aoga.O le toe setiina o le mana e seti ai tusi resitala i latou tulaga le aoga ma amataina le masini tulaga masini.E tolu pine meafaigaluega (A0, A1, A2) e fesuisuiaʻi le tuatusi I2C-pasi ma faʻatagaina e oʻo atu i le valu masini e faʻasoa tutusa I2C-bus/SMBus.O le PCA9554A e tutusa ma le PCA9554 se'i vagana o le tuatusi I2C-pasi fa'amautu e ese le fa'atagaina e o'o atu i le sefuluono o nei masini (valu o ta'itasi) i luga ole I2C-pas/SMBus.

 

Fa'amatalaga:
Uiga Taua
Vaega Vaega Fa'atasi (ICs)
Feso'ota'iga - I/O Expanders
Mfr NXP USA Inc.
Fa'asologa -
afifi Tape & Reel (TR)
tipi tipi (CT)
Digi-Reel®
Tulaga Vaega Malosi
Numera o I/O 8
Fa'afeso'ota'i I²C, SMBus
Fa'alavelave Fa'alavelave Ioe
Vaega POR
Ituaiga o Galuega Tu'i-Toso
O lo'o i ai nei - Puna'oa o Fa'aulufalega/Solo 10mA, 25mA
Faatelevave ole Uati 400 kHz
Malosi - Sapalai 2.3V ~ 5.5V
Galulue Vevela -40°C ~ 85°C
Ituaiga Fa'amau Mauga i luga
Paketi / Pusa 16-SOIC (0.295", 7.50mm Lautele)
Fa'atau Mea Fa'atau Mea 16-SO
Numera Oloa Fa'avae PCA9554

 

PCA 9554 1

 

 

PCA 9554 2

 


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