參數(shù)資料
型號(hào): PCA9518
廠商: NXP Semiconductors N.V.
英文描述: Expandable 5-channel I2C hub
中文描述: 擴(kuò)充5通道的I2C樞紐
文件頁(yè)數(shù): 3/12頁(yè)
文件大?。?/td> 109K
代理商: PCA9518
Philips Semiconductors
Product data sheet
PCA9518
Expandable 5-channel I
2
C hub
2004 Sep 29
3
Hub
Logic
V
CC
SCL4
SCL0
SU01596
Buffer
SCL1
Buffer
SCL2
Buffer
EN1
Buffer
SCL3
Buffer
Hub
Logic
SDA4
SDA0
Buffer
SDA1
Buffer
SDA2
Buffer
Buffer
SDA3
Buffer
PCA9518
EN2
EN4
EN3
EXPSDA2
EXPSDA1
EXPSCL1
EXPSCL2
GND
Figure 2. Block Diagram: PCA9518
A more detailed view of Figure 2 buffer is shown in Figure 3.
SW00712
Data
Enable
To output
In
z
Inc
Figure 3. Buffer detail
The output pull-down voltage of each internal buffer is set for
approximately 0.5 V, while the input threshold of each internal buffer
is set about 0.07 V lower, when the output is internally driven LOW.
This prevents a lock-up condition from occurring.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PCA9518A 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Expandable 5-channel I2C-bus hub
PCA9518AD 功能描述:接口-I/O擴(kuò)展器 EXPNDBL 5-CH I2C HUB RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
PCA9518AD,112 功能描述:接口-I/O擴(kuò)展器 EXPNDBL 5-CH I2C HUB RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
PCA9518AD,118 功能描述:接口-I/O擴(kuò)展器 EXPNDBL 5-CH I2C HUB RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
PCA9518AD-T 功能描述:接口-I/O擴(kuò)展器 EXPNDBL 5-CH I2C HUB RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel