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TCA6424A 参数 Datasheet PDF下载

TCA6424A图片预览
型号: TCA6424A
PDF下载: 下载PDF文件 查看货源
内容描述: 低压24位I2C和SMBus I / O扩展器,带有中断输出,复位和配置寄存器 [LOW-VOLTAGE 24-BIT I2C AND SMBus I/O EXPANDER WITH INTERRUPT OUTPUT RESET AND CONFIGURATION REGISTERS]
分类和应用: 输出元件
文件页数/大小: 33 页 / 540 K
品牌: TI [ TEXAS INSTRUMENTS ]
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TCA6424A  
SCPS193B JULY 2010REVISED SEPTEMBER 2010  
www.ti.com  
ABSOLUTE MAXIMUM RATINGS(1)  
over operating free-air temperature range (unless otherwise noted)  
MIN  
–0.5  
–0.5  
–0.5  
–0.5  
MAX  
6.5  
UNIT  
V
VCCI  
VCCP  
VI  
Supply voltage range  
Supply voltage range  
Input voltage range(2)  
Output voltage range(2)  
Input clamp current  
6.5  
V
6.5  
V
VO  
6.5  
V
IIK  
ADDR, RESET, SCL  
VI < 0  
±20  
±20  
±20  
±20  
25  
mA  
mA  
IOK  
Output clamp current  
INT  
VO < 0  
P port  
SDA  
VO < 0 or VO > VCCP  
VO < 0 or VO > VCCI  
VO = 0 to VCCP  
VO = 0 to VCCI  
VO = 0 to VCCP  
IIOK  
Input/output clamp current  
mA  
P port  
SDA, INT  
P port  
IOL  
IOH  
Continuous output low current  
mA  
mA  
15  
Continuous output high current  
Continuous current through GND  
Continuous current through VCCP  
Continuous current through VCCI  
25  
200  
160  
10  
ICC  
mA  
RGJ package  
RSM package  
50.05  
TBD  
150  
qJA  
Package thermal impedance(3)  
Storage temperature range  
°C/W  
°C  
Tstg  
–65  
(1) Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings  
only, and functional operation of the device at these or any other conditions beyond those indicated under Recommended Operating  
Conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.  
(2) The input negative-voltage and output voltage ratings may be exceeded if the input and output current ratings are observed.  
(3) The package thermal impedance is calculated in accordance with JESD 51-7.  
RECOMMENDED OPERATING CONDITIONS  
MIN  
1.65  
MAX  
5.5  
UNIT  
V
VCCI  
Supply voltage  
Supply voltage  
VCCP  
1.65  
5.5  
V
SCL, SDA, RESET  
ADDR, P27–P00  
SCL, SDA, RESET  
ADDR, P27–P00  
P27–P00  
0.7 × VCCI  
0.7 × VCCP  
–0.5  
5.5  
VIH  
VIL  
High-level input voltage  
Low-level input voltage  
V
V
5.5  
0.3 × VCCI  
–0.5 0.3 × VCCP  
IOH  
IOL  
TA  
High-level output current  
Low-level output current  
Operating free-air temperature  
10  
25  
mA  
mA  
°C  
P27–P00  
–40  
85  
14  
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Copyright © 2010, Texas Instruments Incorporated  
Product Folder Link(s): TCA6424A  
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