MIC280-2BM6 TR Micrel Inc, MIC280-2BM6 TR Datasheet - Page 15

• Manufacturer Part Number: MIC280-2BM6 TR
• Description: IC SUPERVISOR THERMAL SOT23-6
• Manufacturer: Micrel Inc
• Series: IttyBitty®r

Specifications of MIC280-2BM6 TR

• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -55°C ~ 125°C, External Sensor
• Output Type: SMBus™
• Output Alarm: No
• Output Fan: No
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: MIC280-2BM6TR; MIC280-2BM6TR

MIC280
Each LSB represents one degree centigrade. The values are in a two’s complement binary format such that 0°C is reported
as 0000 0000
Any writes to a temperature limit register will result in the corresponding fault queue being purged and reset.
May 2006
read/write
read/write
D[7:0]
D[7]
Bit(s)
D[7]
IM7
IM7
IM6
IM5
IM4
IM3
IM2
IM1
IM0
Bit
b
. See Temperature Data Format (above) for more details.
Power-up default value:
Read/Write command byte:
Power-up default value:
Read/Write command byte:
Function
Data ready event mask
Local high temperature event mask
Local low temperature event mask
Remote high temperature event mask
Remote low temperature event mask
Diode fault mask
Remote over-temperature event mask
Local over-temperature event mask
Function
High temperature limit for the local zone.
read/write
read/write
D[6]
D[6]
IM6
read/write
read/write
D[5]
IM 5
D[5]
Local Temperature High Limit Register (THIGH0)
Local Temperature High Limit Register
Interrupt Mask Register (IMASK)
High temperature limit for local zone.
read/write
read/write
0000 0111
0000 0100
0011 1100
0000 0101
Interrupt Mask Register
D[4]
IM 4
D[4]
8-bits, read/write
8-bits, read/write
b
b
b
b
15
= 07
= 3C
= 04
= 05
read/write
read/write
IM 3
D[3]
D[3]
h
h
h
h
(Over-temp. and diode faults enabled)
(60°C)
read/write
read/write
IM 2
D[2]
D[2]
Operation*
1 = enabled, 0 = disabled
1 = enabled, 0 = disabled
1 = enabled, 0 = disabled
1 = enabled, 0 = disabled
1 = enabled, 0 = disabled
1 = enabled, 0 = disabled
1 = enabled, 0 = disabled
1 = enabled, 0 = disabled
Operation
Read/write
read/write
read/write
IM 1
D[1]
D[1]
read/write
read/write
D[0]
D[0]
IM0
MIC280
Micrel