EMC1187 datasheet(19/47 Pages) MICROCHIP

No. de pieza	EMC1187

Descripción Electrónicos	Triple Channel 1째C Temperature Sensor with Hardware

PDF	47 Pages

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Fabricante Electrónico	MICROCHIP [Microchip Technology]

Página de inicio	http://www.microchip.com

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Triple Channel 1°C Temperature Sensor with Hardware Thermal Shutdown and 1.8V SMBus Communications

Datasheet

SMSC EMC1187

Revision 1.0 (07-11-13)

DATASHEET

5.4

Hardware Thermal Shutdown Limit

The Hardware Thermal Shutdown Limit temperature is determined by pull-up resistors on the

SYS_SHDN and ALERT pins shown in Table 5.2.

Figure 5.2 Block Diagram of Hardware Thermal Shutdown

Table 5.2 SYS_SHDN Threshold Temperature

4.7K OHM

±10%

6.8K OHM

±10%

10K OHM

±10%

15K OHM

±10%

22K OHM

±10%

33K OHM

±10%

4.7K OHM ±10%

77°C

83°C

89°C

95°C

101°C

107°C

6.8K OHM ±10%

78°C

84°C

90°C

96°C

102°C

108°C

10K OHM ±10%

79°C

85°C

91°C

97°C

103°C

109°C

15K OHM ±10%

80°C

86°C

92°C

98°C

104°C

110°C

22K OHM ±10%

81°C

87°C

93°C

99°C

105°C

111°C

33K OHM ±10%

82°C

88°C

94°C

100°C

106°C

112°C

Temperature

Conversion

Function

Select

HW_SHDN

H/W Thermal

Shutdown Sensor

Hardware Thermal Shutdown

S/W Set Sensor

SMBus

Traffic

SW_SHDN

3.3V

ALERT

S/W Set Sensor

SYS_SHDN

Temperature

Conversion

and up to 4

THERM Limit

Registers

Software

Shutdown Enable

3.3V

Internal Diode

S/W Set Sensor

(EMC1188 only)

SYS_SHD

PULL-UP

ALERT

EMC1187 Datasheet(PDF) 19 Page - Microchip Technology

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