MCP2122-E/P Microchip Technology, MCP2122-E/P Datasheet - Page 17

• Manufacturer Part Number: MCP2122-E/P
• Description: IC ENCODER/DECODER IRDA 8-DIP
• Manufacturer: Microchip Technology
• Type: Infrared Encoder/Decoderr

Specifications of MCP2122-E/P

• Applications: Data-Logging, Data Exchange
• Voltage - Supply, Analog: 1.8 V ~ 5.5 V
• Voltage - Supply, Digital: 1.8 V ~ 5.5 V
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Ic Function: Encoder / Decoder IC
• Supply Voltage Range: 1.8V To 5.5V
• Operating Temperature Range: -40°C To +125°C
• Digital Ic Case Style: DIP
• No. Of Pins: 8
• Peak Reflow Compatible (260 C): Yes
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: MCP212XDM - BOARD DEVELOPMENT IRDA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

FIGURE 1-6:
© 2009 Microchip Technology Inc.
Baud Rate
Jumper to specify operation of PIC18F65J50 firmware
JMP6
0
1
MCP2120
2
Device:
3
9600 Baud
19200 Baud
38400 Baud
(Crystal clock source only)
Reserved
Reserved
28800 Baud
57600 Baud
115200 Baud
(Crystal clock source only)
4
1.3.4
Figure 1-5 shows the MCP2120 JMP6 program setting for the MCP2120/22 DM board.
MCP2120 JMP6 FIRMWARE OPERATION
5
6
7
Firmware Program Jumper Descriptions for MCP2120
Program
Reserved
Reserved
Reserved
PIC streams data from table
PIC echos received Data
Data Passes through PIC, UART1 Baud
determined by JMP8, UART2 @ 115200
Data Passes through PIC, UART1 &
UART2 at same Baud Rate
PIC CLK pin turned off (use external crystal)
or PIC CLK @ 3.6864 MHz (based on RD7)
Product Overview
Clock Source
DS51842A-page 13
Crystal
(7.3728 MHz)
PIC