TMPSNS-RTD1 Microchip Technology, TMPSNS-RTD1 Datasheet - Page 12

• Manufacturer Part Number: TMPSNS-RTD1
• Description: BOARD EVAL PT100 RTD TEMP SENSOR
• Manufacturer: Microchip Technology

Specifications of TMPSNS-RTD1

• Sensor Type: Temperature
• Interface: USB
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: MCP3301, MCP6S26, PIC18F2550
• Processor To Be Evaluated: MCP6S26, MCP3301, MCP6024, MCP41010, PIC18F2550, TC1071, MCP6002
• Data Bus Width: 12 bit
• Interface Type: USB
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Voltage - Supply: -
• Sensitivity: -
• Sensing Range: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Not applicable / Not applicable

PT100 RTD Evaluation Board User’s Guide
2.3
FIGURE 2-1:
FIGURE 2-2:
DS51607B-page 8
PC
GETTING STARTED
SPI
3
MCP3301
USB
ADC
This section describes how to quickly configure the PT100 RTD Evaluation Board. A
simplified block diagram of the configuration is provided in Figure 2-1.
PT100 RTD Evaluation Board Simplified Block Diagram.
2.3.1
1. Connect the USB cable to PC.
2. To measure PCB temperature, connect JP1 to Local RTD position and JP2 to
Simplified PT100 RTD Evaluation Board Schematic.
+
–
RTD position.
PT100 RTD Evaluation Board
SPI
3
Hardware Setup
SPI
Differential
Amplifier
+
–
3
ADC
MCP6S26
Diff Amp
PGA
CH0
CH1
V
REF
V
CH0
CH1
REF
JP1
SPI
3
SPI
© 2007 Microchip Technology Inc.
3
RTD
V
DD
RTDs
RTD
V
DD