SAB82525NV22XT Infineon Technologies, SAB82525NV22XT Datasheet - Page 3
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SAB82525NV22XT
Manufacturer Part Number
SAB82525NV22XT
Description
Manufacturer
Infineon Technologies
Datasheet
1.SAB82525NV22XT.pdf
(126 pages)
Specifications of SAB82525NV22XT
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (min)
4.75V
Operating Supply Voltage (max)
5.25V
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
44
Lead Free Status / RoHS Status
Compliant
Table of Contents
1
1.1
1.2
1.3
2
2.1
2.2
2.3
2.4
2.5
2.6
2.7
3
3.1
3.2
3.3
4
4.1
4.2
4.3
4.4
4.5
5
5.1
5.2
5.3
5.4
5.5
6
6.1
6.2
6.3
6.4
6.5
6.6
Semiconductor Group
Features ..................................................................................................................... 6
Pin Definitions and Functions ................................................................................... 10
System Integration .................................................................................................... 17
Functional Description .............................................................................................. 22
Operating Modes ..................................................................................................... 24
Auto-Mode (MODE: MDS1, MDS0 = 00) .................................................................. 24
Non-Auto Mode (MODE: MDS1, MDS0 = 01) .......................................................... 24
Transparent Mode 1 (MODE: MDS1, MDS0, ADM = 101) ....................................... 25
Transparent Mode 0 (MODE: MDS1, MDS0, ADM = 100) ....................................... 25
Extended Transparent Modes 0; 1 (MODE: MDS1, MDS0 = 11) ............................. 25
Receive Data Flow (Summary) ................................................................................. 26
Transmit Data Flow ................................................................................................... 27
Procedural Support (Layer-2 Functions) .............................................................. 28
Full-Duplex LAPB/LAPD Operation .......................................................................... 28
Half-Duplex SDLC-NRM Operation .......................................................................... 34
Error Handling ........................................................................................................... 38
CPU Interface .......................................................................................................... 38
Register Set .............................................................................................................. 38
Data Transfer Modes ................................................................................................. 38
Interrupt Interface ...................................................................................................... 39
DMA Interface ........................................................................................................... 43
FIFO Structure .......................................................................................................... 47
Serial Interface (Layer-1 Functions) ...................................................................... 49
Clock Modes .............................................................................................................. 49
Clock Recovery (DPLL) ............................................................................................ 57
Bus Configuration ..................................................................................................... 60
Data Encoding .......................................................................................................... 63
Modem Control Functions (RTS/CTS, CD) ............................................................... 63
Special Functions ................................................................................................... 65
Fully Transparent Transmission and Reception ....................................................... 65
Cyclic Transmission (Fully Transparent) ................................................................... 65
Continuous Transmission (DMA Mode only) ............................................................ 66
Receive Length Check Feature ................................................................................ 66
One Bit Insertion ....................................................................................................... 67
Data Inversion........................................................................................................... 67
3
General Information
Page