參數(shù)資料
型號(hào)： MCP2140T-I/SS
廠商： Microchip Technology
文件頁數(shù)： 40/58頁
文件大?。?/td> 0K
描述： IC IRDA CONTROLLR DTE/DCE 20SSOP
標(biāo)準(zhǔn)包裝： 1,600
控制器類型： IRDA 標(biāo)準(zhǔn)協(xié)議?？刂破?br>
接口： UART
電源電壓： 3 V ~ 5.5 V
電流 - 電源： 2.2mA
工作溫度： -40°C ~ 125°C
安裝類型： 表面貼裝
封裝/外殼： 20-SSOP（0.209"，5.30mm 寬）
供應(yīng)商設(shè)備封裝： 20-SSOP
包裝： 帶卷 (TR)
配用： MCP2140DM-TMPSNS-ND - BOARD DEMO FOR MCP2140
2003 Microchip Technology Inc.
Preliminary
DS21790A-page 45
MCP2140
APPENDIX A: REVISION HISTORY
Revision A
This is a new data sheet
APPENDIX B: NETWORK
LAYERING
REFERENCE MODEL
Figure B-1 shows the ISO Network Layering Reference
Model. The shaded areas are implemented by the
MCP2140, while the cross-hatched area is imple-
mented by an infrared transceiver. The unshaded
areas should be implemented by the Host Controller.
FIGURE B-1:
ISO REFERENCE LAYER MODEL
OSI REFERENCE LAYERS
Application
Presentation
Session
Transport
Network
Data Link Layer
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
Physical Layer
PLS (Physical Signalling)
Bit Encoding/Decoding
Bit Timing
Synchronization
PMA (Physical Medium Attachment)
Driver/Receiver Characteristics
MDI (Medium Dependent Interface)
Connectors
Fault
confinement
(MAC-LME)
Bus Failure
management
(PLS-LME)
Supervisor
Regions implemented
by the MCP2140
Has to be implemented in Host
Controller firmware
Regions implemented
by the Optical Transceiver logic
(such as a PICmicro
microcontroller)
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