MCP2140-I/SSRVB Microchip Technology, MCP2140-I/SSRVB Datasheet - Page 2

• Manufacturer Part Number: MCP2140-I/SSRVB
• Description: 9600 BAUD FIXED SPEED IRDA PROTOCOL HANDLER & BIT ENCODER/DECODER, -40C to +85C, 20-SSOP 208mil, TUBE
• Manufacturer: Microchip Technology

MCP2140
MCP2140 System Block Diagram
DS21790A-page 2
Microcontroller
PICmicro
Note 1: Not all microcontroller I/O pins are required to be connected to the MCP2140.
®
SO
I/O
I/O
I/O
I/O
I/O
I/O
I/O
SI
RTS
CTS
DSR
DTR
CD
RI
PHACT
TX
RX
Preliminary
Control
Encode
Logic
UART
Baud Rate
Generator
MCP2140
Decode
TXIR
+
-
RXPDREF
RXPD
IR LED
IR Receive
2003 Microchip Technology Inc.
Circuitry
Detect
IR Photo
diode