MCP98242T-BE/MCBA2 Microchip Technology, MCP98242T-BE/MCBA2 Datasheet - Page 19

• Manufacturer Part Number: MCP98242T-BE/MCBA2
• Description: JEDEC DIMM Serial Output Temp Sensor + SPD EEPROM 8 DFN 2X3mm T/R
• Manufacturer: Microchip Technology

Specifications of MCP98242T-BE/MCBA2

• Function: Temp Monitoring System (Sensor)
• Topology: ADC (Sigma Delta), Register Bank
• Sensor Type: Internal
• Sensing Temperature: -40°C ~ 125°C
• Output Type: I²C™/SMBus™
• Output Alarm: Yes
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Full Temp Accuracy: +/- 2 C
• Digital Output - Bus Interface: Serial (2-Wire, I2C)
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REGISTER 5-3:
 2010 Microchip Technology Inc.
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
T
0 =
1 =
When enabled, this bit remains set ‘1’ or locked until cleared by internal Reset
mary of Temperature Sensor Power-on
T
0 =
1 =
When enabled, this bit remains set ‘1’ or locked until cleared by internal Reset
mary of Temperature Sensor Power-on
Interrupt Clear (Int. Clear) Bit:
0 =
1 =
Event Output Status (Event Stat.) Bit:
0 =
1 =
Event Output Control (Event Cnt.) Bit:
0 =
1 =
This bit cannot be altered when either of the lock bits is set (bit 6 and bit 7).
Event Output Select (Event Sel.) Bit:
0 =
1 = T
When the Alarm Window Lock bit is set, this bit cannot be altered until unlocked (bit 6).
Event Output Polarity (Event Pol.) Bit:
0 =
1 =
This bit cannot be altered when either of the lock bits is set (bit 6 and bit 7).
Event Output Mode (Event Mod.) Bit:
0 =
1 =
This bit cannot be altered when either of the lock bits is set (bit 6 and bit 7).
CRIT
UPPER
CONFIGURATION REGISTER (CONFIG)  ADDRESS ‘0000 0001’b
Unlocked. T
Locked. T
Unlocked. T
Locked. T
No effect (power-up default)
Clear interrupt output. When read this bit returns ‘0’
Event output is not asserted by the device (power-up default)
Event output is asserted as a comparator/Interrupt or critical temperature output
Disabled (power-up default)
Enabled
Event output for T
Active-low (power-up default)
Active-high
Comparator output (power-up default)
Interrupt output
Lock Bit (Crit. Lock):
A
and T
> T
CRIT
LOWER
CRIT
UPPER
only. (T
CRIT
UPPER
register cannot be written
Window Lock Bit (Win. Lock):
register can be written. (power-up default)
and T
UPPER
UPPER
and T
LOWER
, T
LOWER
and T
LOWER
registers cannot be written
LOWER
registers can be written. (power-up default)
and T
Default”). This bit does not require a double-write.
Default”). This bit does not require a double-write.
temperature boundaries are disabled.)
CRIT
(power-up default)
MCP98242
(Section 5.4 “Sum-
(Section 5.4 “Sum-
DS21996D-page 19