MCP2140A-I/SS Microchip Technology, MCP2140A-I/SS Datasheet - Page 51

• Manufacturer Part Number: MCP2140A-I/SS
• Description: IC IRDA CONTROLLR DTE/DCE 20SSOP
• Manufacturer: Microchip Technology

Specifications of MCP2140A-I/SS

• Interface: UART
• Controller Type: IRDA Standard Protocol Stack Controller
• Voltage - Supply: 3 V ~ 5.5 V
• Current - Supply: 2.2mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP
• Supply Voltage Range: 3V To 5.5V
• Power Dissipation Pd: 800mW
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: SSOP
• No. Of Pins: 20
• Svhc: No SVHC (15-Dec-2010)
• Interface Type: UART
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: MCP2140DM-TMPSNS - BOARD DEMO FOR MCP2140
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

APPENDIX C:
Figure C-1
Reference Model. The shaded areas are implemented
by the MCP2140A, while the cross-hatched area is
implemented by an infrared transceiver. The unshaded
areas should be implemented by the Host Controller.
FIGURE C-1:
© 2007 Microchip Technology Inc.
LLC (Logical Link Control)
Acceptance Filtering
Overload Notification
Recovery Management
MAC (Medium Access Control)
Data Encapsulation/Decapsulation
Frame Coding (stuffing, destuffing)
Medium Access Management
Error Detection
Error Signalling
Acknowledgment
Serialization/Deserialization
PLS (Physical Signalling)
Bit Encoding/Decoding
Bit Timing
Synchronization
PMA (Physical Medium Attachment)
Driver/Receiver Characteristics
MDI (Medium Dependent Interface)
Connectors
shows
OSI REFERENCE LAYERS
ISO REFERENCE LAYER MODEL
Data Link Layer
the
NETWORK
LAYERING
REFERENCE MODEL
Physical Layer
Presentation
Application
Transport
Network
Session
ISO
Network
Layering
Has to be implemented in Host
Controller firmware
(such as a PIC
Regions implemented
by the MCP2140A
Regions implemented
by the Optical Transceiver logic
Fault
confinement
(MAC-LME)
Bus Failure
management
(PLS-LME)
Supervisor
MCP2140A
®
microcontroller
DS22050A-page 51