MCP2122-E/P Microchip Technology, MCP2122-E/P Datasheet - Page 21

• 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

TABLE 2-2:
© 2009 Microchip Technology Inc.
X 1
1 0
0 0
Legend:X = Undefined (either "1" or "0").
7 3
Note 1:
MODE
1 1 1 1,843,200
1 1 0 921,600
1 0 1 460,800
1 0 0 —
0 1 1 —
0 1 0 614,400
0 0 1 307,200
0 0 0 153,600
1 1 1
1 1 0
1 0 1
1 0 0
0 1 1
0 1 0
0 0 1
0 0 0
1 1 1
1 1 0
1 0 1
1 0 0
0 1 1
0 1 0
0 0 1
0 0 0
2:0
2:
3:
4:
Baud rate would be dependant on the state of the MCP2120’s BAUD2:0 pins.
A 7.3728 MHz external crystal must be used.
This exceeds the device’s maximum specification.
The MCP2122 16XCLK signal is static.
3.6864 MHz
0 MHz
Frequency
MCP2122 AND MCP2120 BAUD RATE SELECTION
PWM
115,200
57,600
28,800
Reserved Note 1
Reserved Note 1
38,400
19,200
9,600
230,400
(Note 3)
Note 4
MCP2122
Baud
Note 1
Note 1
Note 1
Note 1
Note 1
Note 1
Reserved
57,600
Reserved
Reserved
Reserved
38,400
19,200
9,600
115,200
57,600
Reserved
Reserved
Reserved
38,400
19,200
9,600
MCP2120
Baud
Comment
Designed for use with MCP2122 only
Designed for use with MCP2122 only
Designed for use with MCP2122 only
Designed for use with MCP2122 only
Designed for use with MCP2122 only
Designed for use with MCP2122 only
Designed for use with MCP2122 only
Designed for use with MCP2122 only
MCP2120’s BAUD2:0 pins = “1 0 0”.
MCP2120’s BAUD2:0 pins = “0 1 0”.
MCP2120’s BAUD2:0 pins = “0 0 1”.
MCP2120’s BAUD2:0 pins = “0 0 0“.
MCP2120’s BAUD2:0 pins = “1 0 0“. (Note 2)
MCP2120’s BAUD2:0 pins = “0 1 1“. (Note 2)
MCP2120’s BAUD2:0 pins = “0 1 0“. (Note 2)
MCP2120’s BAUD2:0 pins = “0 0 1“. (Note 2)
MCP2120’s BAUD2:0 pins = “0 0 0“. (Note 2)
Installation and Operation
DS51842A-page 17