MCP98242T-BE/MCBA2 Microchip Technology, MCP98242T-BE/MCBA2 Datasheet - Page 5

• 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

TEMPERATURE CHARACTERISTICS
SENSOR AND EEPROM SERIAL INTERFACE TIMING SPECIFICATIONS
TIMING DIAGRAM
 2010 Microchip Technology Inc.
0
Electrical Specifications: Unless otherwise indicated, V
Thermal Resistance, 8L-DFN
Thermal Resistance, 8L-TDFN
Thermal Resistance, 8L-TSSOP
Note 1:
Electrical Specifications: Unless otherwise indicated, V
C
2-Wire I
Serial Port Frequency
Low Clock
High Clock
Rise Time
Fall Time
Data Setup Before SCLK High
Data Hold After SCLK Low
Start Condition Setup Time
Start Condition Hold Time
Stop Condition Setup Time
Bus Idle
Time Out
L
= 80 pF, and all limits measured to 50% point.
Start Condition
2
C™/SMBus-Compatible Interface
Parameters
Operation in this range must not cause T
Parameters
t
t
t
t
SU-START
t
SU-DATA
t
H-START
SU-STOP
B_FREE
H-DATA
t
Sym
t
t
HIGH
LOW
f
OUT
t
SC
t
R
F
Sym



JA
JA
JA
Min
250
300
4.7
4.0
4.7
4.0
4.0
4.7
10
25
—
—
J
to exceed Maximum Junction Temperature (+150°C).
Min
Typ
40
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Data Transmission
DD
DD
= 3.0V to 3.6V, GND = Ground.
= 3.0V to 3.6V, GND = Ground, T
1000
Max
100
300
84.5
50
Typ
139
—
—
—
—
—
—
—
—
41
Units
kHz
ms
µs
µs
ns
ns
ns
ns
µs
µs
µs
µs
Max
—
—
—
I
(V
0.15V)
(V
0.15V)
Temp. Sensor Only (characterized
but not production tested)
2
C™/SMBus
IL MAX
IH MIN
Units
°C/W
°C/W
°C/W
+ 0.15V) to (V
- 0.15V) to (V
MCP98242
Conditions
A
= -20°C to +125°C,
Stop Condition
Conditions
DS21996D-page 5
IH MIN
IL MAX
+
-