LM99-1EVAL National Semiconductor, LM99-1EVAL Datasheet - Page 5

• Manufacturer Part Number: LM99-1EVAL
• Description: BOARD EVALUATION LM99-1
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM99-1EVAL

• Sensor Type: Temperature
• Sensing Range: 0°C ~ 125°C
• Interface: SMBus (2-Wire/I²C)
• Sensitivity: ±1°C
• Voltage - Supply: 3 V ~ 3.6 V
• Embedded: No
• Utilized Ic / Part: LM99-1
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

5
2.4 Test Setup – Hardware
Figure 2 below shows an example of a typical LMxx Evaluation Board test setup.
No jumpers are required on header JP2.
2.5 Test Setup – System
For continuous temperature readings select the read continuous check box.
Connection
Computer
USB Port
1. The LMxx Evaluation Board comes with jumpers installed on J4, which connects the on-board
2. Connect the USB cable from the computer’s USB port to the LMxx Evaluation Board.
3. Start the SensorEval software.
MMBT3904 diode-connected transistor to the input of the LMxx chip.
J3
Figure 2. Test Setup using the LMxx Evaluation Board
LMxx = LM86, LM89, LM89-1, LM90, LM99, or LM99-1
National Semiconductor
LM86 Evaluation Board Rev. 2
J4
2.0 Getting Started (continued)
Hardware Test Setup Procedure
Q1
LMxx
5
U3
ALERT#
TCRIT#
SDA
SCL
+3.3
NC
NC
JP2
7
6
5
4
3
2
1
required
jumpers
No