SLLSEJ7
February 2015
DP83848-HT
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Typical System Diagram
5
Revision History
6
Bare Die Information
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
DC Electrical Characteristics
7.6
AC Timing Specifications
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
100BASE-TX Transmitter
8.3.1.1
Code-Group Encoding and Injection
8.3.1.2
Scrambler
8.3.1.3
NRZ to NRZI Encoder
8.3.1.4
Binary to MLT-3 Convertor
8.3.2
100BASE-TX Receiver
8.3.2.1
Analog Front End
8.3.2.2
Digital Signal Processor
8.3.2.2.1
Digital Adaptive Equalization and Gain Control
8.3.2.2.2
Base Line Wander Compensation
8.3.2.3
Signal Detect
8.3.2.4
MLT-3 to NRZI Decoder
8.3.2.5
NRZI to NRZ
8.3.2.6
Serial to Parallel
8.3.2.7
Descrambler
8.3.2.8
Code-Group Alignment
8.3.2.9
4B/5B Decoder
8.3.2.10
100BASE-TX Link Integrity Monitor
8.3.2.11
Bad SSD Detection
8.3.3
10BASE-T Transceiver Module
8.3.3.1
Operational Modes
8.3.3.1.1
Half Duplex Mode
8.3.3.1.2
Full Duplex Mode
8.3.3.2
Smart Squelch
8.3.3.3
Collision Detection and SQE
8.3.3.4
Carrier Sense
8.3.3.5
Normal Link Pulse Detection/Generation
8.3.3.6
Jabber Function
8.3.3.7
Automatic Link Polarity Detection and Correction
8.3.3.8
Transmit and Receive Filtering
8.3.3.9
Transmitter
8.3.3.10
Receiver
8.3.4
Reset Operation
8.3.4.1
Hardware Reset
8.3.4.2
Software Reset
8.4
Device Functional Modes
8.4.1
MII Interface
8.4.1.1
Nibble-Wide MII Data Interface
8.4.1.2
Collision Detect
8.4.1.3
Carrier Sense
8.4.2
Reduced MII Interface
8.4.3
10 Mb Serial Network Interface (SNI)
8.4.4
802.3u MII Serial Management Interface
8.4.4.1
Serial Management Register Access
8.4.4.2
Serial Management Access Protocol
8.4.4.3
Serial Management Preamble Suppression
8.5
Programming
8.5.1
Auto-Negotiation
8.5.1.1
Auto-Negotiation Pin Control
8.5.1.2
Auto-Negotiation Register Control
8.5.1.3
Auto-Negotiation Parallel Detection
8.5.1.4
Auto-Negotiation Restart
8.5.1.5
Enabling Auto-Negotiation via Software
8.5.1.6
Auto-Negotiation Complete Time
8.5.2
Auto-MDIX
8.5.3
PHY Address
8.5.3.1
MII Isolate Mode
8.5.4
LED Interface
8.5.4.1
LEDs
8.5.4.2
LED Direct Control
8.5.5
Half Duplex vs Full Duplex
8.5.6
Internal Loopback
8.5.7
BIST
8.6
Register Maps
8.6.1
Register Block
8.6.2
Register Definition
8.6.2.1
Basic Mode Control Register (BMCR)
8.6.2.2
Basic Mode Status Register (BMSR)
8.6.2.3
PHY Identifier Register 1 (PHYIDR1)
8.6.2.4
PHY Identifier Register 2 (PHYIDR2)
8.6.2.5
Auto-Negotiation Advertisement Register (ANAR)
8.6.2.6
Auto-Negotiation Link Partner Ability Register (ANLPAR) (BASE Page)
8.6.2.7
Auto-Negotiation Link Partner Ability Register (ANLPAR) (Next Page)
8.6.2.8
Auto-Negotiate Expansion Register (ANER)
8.6.2.9
Auto-Negotiation Next Page Transmit Register (ANNPTR)
8.6.3
Extended Registers
8.6.3.1
PHY Status Register (PHYSTS)
8.6.3.2
MII Interrupt Control Register (MICR)
8.6.3.3
MII Interrupt Status and Miscellaneous Control Register (MISR)
8.6.3.4
False Carrier Sense Counter Register (FCSCR)
8.6.3.5
Receiver Error Counter Register (RECR)
8.6.3.6
100 Mb/s PCS Configuration and Status Register (PCSR)
8.6.3.7
RMII and Bypass Register (RBR)
8.6.3.8
LED Direct Control Register (LEDCR)
8.6.3.9
PHY Control Register (PHYCR)
8.6.3.10
10Base-T Status/Control Register (10BTSCR)
8.6.3.11
CD Test and BIST Extensions Register (CDCTRL1)
8.6.3.12
Energy Detect Control (EDCR)
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.1.1
Clock Requirements
9.2.1.2
Magnetics
9.2.2
Detailed Design Procedure
9.2.2.1
TPI Network Circuit
9.2.2.2
Clock In (X1) Requirements
9.2.2.2.1
Oscillator
9.2.2.2.2
Crystal
9.2.2.3
Power Feedback Circuit
9.2.2.4
Power Down and Interrupt
9.2.2.4.1
Power-Down Control Mode
9.2.2.4.2
Interrupt Mechanisms
9.2.2.5
Energy Detect Mode
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.1.1
PCB Layer Stacking
11.2
Layout Example
11.3
ESD Protection
12
Device and Documentation Support
12.1
Documentation Support
12.1.1
Related Documentation
12.2
Trademarks
12.3
Electrostatic Discharge Caution
12.4
Glossary
13
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
KGD|0
サーマルパッド・メカニカル・データ
発注情報
sllsej7_oa
5 Revision History
DATE
REVISION
NOTES
February 2015
*
Initial Release