16-bit I2C and SMBus I/O port with interrupt

DESCRIPTION The PCA9555 is a 24-pin CMOS device that provide 16 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C/SMBus applications and was developed to enhance the Philips family of IC I/O expanders. The improvements include higher drive capability, 5 V I/O tolerance, low

文件：185.32 Kbytes 頁數(shù)：22 Pages

PHI

PHI

16-bit I2C-bus and SMBus I/O port with interrupt

General description The PCA9555 is a 24-pin CMOS device that provides 16 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the 恩XP Semiconductors family of I2C-bus I/O expanders. The improvements include higher drive capab

文件：583.74 Kbytes 頁數(shù)：34 Pages

恩XP

16-bit I2C-bus and SMBus I/O port with interrupt

文件：583.74 Kbytes 頁數(shù)：34 Pages

恩XP

SMBus I/O Expander With Interrupt Output

文件：1.2966 Mbytes 頁數(shù)：42 Pages

TI

德州儀器

Smart, simple solutions for the 12 most common design concerns

文件：727.81 Kbytes 頁數(shù)：8 Pages

恩XP

16-bit I2C-bus and SMBus I/O port with interrupt

文件：583.74 Kbytes 頁數(shù)：34 Pages

恩XP

REMOTE 16-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS

文件：842.34 Kbytes 頁數(shù)：35 Pages

TI

德州儀器

REMOTE 16-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS

文件：818.47 Kbytes 頁數(shù)：35 Pages

TI

德州儀器

REMOTE 16-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS

文件：817.84 Kbytes 頁數(shù)：35 Pages

TI

德州儀器

帶有中斷的16位I2C總線和SMBus I/O端口

PCA9555是一款24引腳CMOS器件，為I2C總線/SMBus應用提供16位通用并行輸入/輸出(GPIO)擴展且開發(fā)用于增強恩XP Semiconductors系列的I2C總線I/O擴展器。改進內(nèi)容包括更高的驅(qū)動能力、5 V I/O容限、更低的供電電流、獨立的I/O配置和更小的封裝。ACPI電源開關、傳感器、按鈕、LED、風扇等需要額外的I/O時，I/O擴展器提供簡易的解決方案。\nPCA9555由兩個8位配置（輸入或輸出選擇）、輸入、輸出和極性反轉(zhuǎn)（高電平有效或低電平有效操作）寄存器組成。系統(tǒng)主器件可通過寫入I/O配置位將I/O用作輸入或輸出。每個輸入或輸出的數(shù)據(jù)保留在對應的輸入或輸出寄 2.3 V至5.5 V的工作電源電壓范圍\n5 V耐受I/O\n極性反轉(zhuǎn)寄存器\n低電平有效的中斷輸出\n低待機電流\nSCL/SDA輸入上有噪音濾波器\n上電時沒有脈沖干擾\n內(nèi)部上電復位\n默認為16個輸入的16個I/O引腳\n0 Hz至400 kHz時鐘頻率\nESD保護：按JESD22-A114超過2000 V HBM，按JESD22-A115超過200 V MM，按JESD22-C101超過1000 V CDM\n已按照JEDEC標準JESD78完成閉鎖測試，超過100 mA\n提供六種封裝：DIP24、SO24、SSOP24、TSSOP24、HVQFN24和HWQFN24;

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