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EMC2113 参数 Datasheet PDF下载

EMC2113图片预览
型号: EMC2113
PDF下载: 下载PDF文件 查看货源
内容描述: 基于RPM的风扇控制器与多温区与硬件热关断 [RPM-Based Fan Controller with Multiple Temperature Zones & Hardware Thermal Shutdown]
分类和应用: 风扇控制器
文件页数/大小: 85 页 / 1206 K
品牌: SMSC [ SMSC CORPORATION ]
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RPM-Based Fan Controller with Multiple Temperature Zones & Hardware Thermal Shutdown  
Datasheet  
Table 4.2 Electrical Specifications (continued)  
VDD = 3V to 3.6V, TA = -40°C to 125°C, all Typical values at TA = 27°C unless otherwise noted.  
CHARACTERISTIC  
SYMBOL  
MIN  
TYP  
MAX  
UNIT  
CONDITIONS  
PWM Input Detection  
40k  
PWM Frequency  
fPWM_IN  
150  
Hz  
TRIP_SET Measurement  
TRIP_SET Decode  
Accuracy  
1% resistor connected to ground  
5% resistor connected to ground  
VTRIP  
±0.5  
±1  
±1  
±2  
°C  
°C  
TRIP_SET Decode  
Accuracy  
VTRIP  
Digital I/O pins  
Input High Voltage  
Input Low Voltage  
VIH  
VIL  
2.0  
V
V
0.8  
VDD -  
0.4  
8 mA current drive  
8 mA current sink  
Output High Voltage  
Output Low Voltage  
VOH  
VOL  
V
V
0.4  
±5  
ALERT and SYS_SHDN pins  
Device powered or unpowered  
TA < 85°C  
Leakage Current  
ILEAK  
uA  
4.2  
SMBus Electrical Specifications  
Table 4.3 SMBus Electrical Specifications  
VDD= 3V to 3.6V, TA = -40°C to 125°C Typical values are at TA = 27°C unless otherwise noted.  
CHARACTERISTIC  
SYMBOL  
MIN  
TYP  
MAX  
UNITS  
CONDITIONS  
SMBus Interface  
±5  
Input High/Low Current  
Input Capacitance  
I
IH / IIL  
CIN  
uA  
pF  
Device powered or unpowered  
TA < 85°C  
4
10  
SMBus Timing  
Clock Frequency  
fSMB  
tSP  
10  
400  
50  
kHz  
ns  
Spike Suppression  
Bus free time Start to  
Stop  
tBUF  
1.3  
us  
Setup Time: Start  
Setup Time: Stop  
Data Hold Time  
Data Setup Time  
tSU:STA  
tSU:STP  
tHD:DAT  
tSU:DAT  
0.6  
0.6  
0.6  
0.6  
us  
us  
us  
us  
6
72  
SMSC EMC2113  
Revision 1.2 (10-08-09)  
DATA1S5HEET  
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