{"id":136477,"date":"2024-10-19T07:52:29","date_gmt":"2024-10-19T07:52:29","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-802-3at-2009\/"},"modified":"2024-10-25T00:02:26","modified_gmt":"2024-10-25T00:02:26","slug":"ieee-802-3at-2009","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-802-3at-2009\/","title":{"rendered":"IEEE 802.3at 2009"},"content":{"rendered":"

Amendment Standard – Inactive – Superseded. This amendment includes changes to IEEE Std 802.3-2008 to augment the capabilities of IEEE Std 802.3 with higher power levels and improved power management information.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nIEEE Std 802.3at-2009 Front Cover <\/td>\n<\/tr>\n
3<\/td>\nTitle page <\/td>\n<\/tr>\n
6<\/td>\nIntroduction <\/td>\n<\/tr>\n
7<\/td>\nNotice to users
Laws and regulations
Copyrights
Updating of IEEE documents <\/td>\n<\/tr>\n
8<\/td>\nErrata
Downloads
Interpretations
Patents <\/td>\n<\/tr>\n
9<\/td>\nParticipants <\/td>\n<\/tr>\n
13<\/td>\nCONTENTS <\/td>\n<\/tr>\n
19<\/td>\nImportant Notice <\/td>\n<\/tr>\n
20<\/td>\n1. Introduction
1.3 Normative references
1.4 Definitions <\/td>\n<\/tr>\n
21<\/td>\n25. Physical Medium Dependent (PMD) sublayer and baseband medium, type 100BASE-TX
25.4 Specific requirements and exceptions
25.4.4a Change to 9.1.7, \u201cWorst case droop of transformer\u201d
25.4.4a.1 Equivalent system time constant <\/td>\n<\/tr>\n
22<\/td>\n25.4.5a Addition to 10.1, \u201cReceiver\u201d <\/td>\n<\/tr>\n
23<\/td>\n25.5 Protocol implementation conformance statement (PICS) proforma for Clause 25, Physical Medium Dependent (PMD) sublayer and baseband medium, type 100BASE-TX
25.5.3 Major capabilities\/options
25.5.3.1 DTE Power via MDI major capabilities\/options
25.5.4 PICS proforma tables for the Physical Medium Dependent (PMD) sublayer and baseband medium, type 100BASE-TX
25.5.4.4 DTE Power via MDI compliance <\/td>\n<\/tr>\n
25<\/td>\n30. Management
30.2 Managed objects
30.2.2 Overview of managed objects
30.2.2.1 Text description of managed objects
30.2.3 Containment <\/td>\n<\/tr>\n
27<\/td>\n30.2.5 Capabilities <\/td>\n<\/tr>\n
31<\/td>\n30.9 Management for DTE Power via MDI Sourcing Equipment (PSE) <\/td>\n<\/tr>\n
32<\/td>\n30.9.2 PD managed object class
30.9.2.1 PD attributes
30.9.2.1.1 aPDID
30.12.2 LLDP Local System Group managed object class
30.12.2.1 LLDP Local System Group attributes
30.12.2.1.14 aLldpXdot3LocPowerType
30.12.2.1.15 aLldpXdot3LocPowerSource
30.12.2.1.16 aLldpXdot3LocPowerPriority <\/td>\n<\/tr>\n
33<\/td>\n30.12.2.1.17 aLldpXdot3LocPDRequestedPowerValue
30.12.2.1.18 aLldpXdot3LocPSEAllocatedPowerValue
30.12.2.1.19 aLldpXdot3LocResponseTime <\/td>\n<\/tr>\n
34<\/td>\n30.12.2.1.20 aLldpXdot3LocReady
30.12.2.1.21 aLldpXdot3LocReducedOperationPowerValue
30.12.3 LLDP Remote System Group managed object class
30.12.3.1 LLDP Remote System Group attributes
30.12.3.1.14 aLldpXdot3RemPowerType
30.12.3.1.15 aLldpXdot3RemPowerSource <\/td>\n<\/tr>\n
35<\/td>\n30.12.3.1.16 aLldpXdot3RemPowerPriority
30.12.3.1.17 aLldpXdot3RemPDRequestedPowerValue
30.12.3.1.18 aLldpXdot3RemPSEAllocatedPowerValue <\/td>\n<\/tr>\n
37<\/td>\n33. Data Terminal Equipment (DTE) Power via Media Dependent Interface (MDI)
33.1 Overview
33.1.1 Objectives <\/td>\n<\/tr>\n
38<\/td>\n33.1.2 Compatibility considerations
33.1.3 Relationship of DTE Power via MDI to the IEEE 802.3 Architecture <\/td>\n<\/tr>\n
39<\/td>\n33.1.4 Type 1 and Type 2 system parameters <\/td>\n<\/tr>\n
40<\/td>\n33.1.4.1 Type 2 cabling requirement
33.1.4.2 Type 1 and Type 2 channel requirement
33.2 Power sourcing equipment (PSE)
33.2.1 PSE location <\/td>\n<\/tr>\n
41<\/td>\n33.2.2 Midspan PSE types <\/td>\n<\/tr>\n
46<\/td>\n33.2.3 PI pin assignments <\/td>\n<\/tr>\n
47<\/td>\n33.2.4 PSE state diagrams
33.2.4.1 Overview
33.2.4.2 Conventions
33.2.4.3 Constants
33.2.4.4 Variables <\/td>\n<\/tr>\n
51<\/td>\n33.2.4.5 Timers
33.2.4.6 Functions <\/td>\n<\/tr>\n
53<\/td>\n33.2.4.7 State diagrams <\/td>\n<\/tr>\n
55<\/td>\n33.2.5 PSE detection of PDs
33.2.5.1 PSE detection validation circuit <\/td>\n<\/tr>\n
57<\/td>\n33.2.5.2 Detection probe requirements
33.2.5.3 Detection criteria <\/td>\n<\/tr>\n
58<\/td>\n33.2.5.4 Rejection criteria
33.2.5.5 Open circuit criteria
33.2.6 PSE classification of PDs and mutual identification <\/td>\n<\/tr>\n
60<\/td>\n33.2.6.1 PSE 1-Event Physical Layer classification <\/td>\n<\/tr>\n
61<\/td>\n33.2.6.2 PSE 2-Event Physical Layer classification <\/td>\n<\/tr>\n
63<\/td>\n33.2.7 Power supply output <\/td>\n<\/tr>\n
64<\/td>\n33.2.7.1 Output voltage in the POWER_ON state
33.2.7.2 Voltage transients <\/td>\n<\/tr>\n
65<\/td>\n33.2.7.3 Power feeding ripple and noise
33.2.7.4 Continuous output current capability in the POWER_ON state
33.2.7.5 Output current in POWER_UP mode <\/td>\n<\/tr>\n
66<\/td>\n33.2.7.6 Overload current
33.2.7.7 Output current\u2014at short circuit condition <\/td>\n<\/tr>\n
68<\/td>\n33.2.7.8 Turn off time
33.2.7.9 Turn off voltage
33.2.7.10 Continuous output power capability in POWER_ON state
33.2.7.11 Current unbalance <\/td>\n<\/tr>\n
69<\/td>\n33.2.7.12 Power turn on time
33.2.7.13 PSE stability
33.2.8 Power supply allocation
33.2.9 PSE power removal
33.2.9.1 PSE Maintain Power Signature (MPS) requirements
33.2.9.1.1 PSE AC MPS component requirements <\/td>\n<\/tr>\n
70<\/td>\n33.2.9.1.2 PSE DC MPS component requirements <\/td>\n<\/tr>\n
71<\/td>\n33.3 Powered devices (PDs)
33.3.1 PD PI <\/td>\n<\/tr>\n
72<\/td>\n33.3.2 PD type descriptions
33.3.3 PD state diagram
33.3.3.1 Conventions <\/td>\n<\/tr>\n
73<\/td>\n33.3.3.2 Constants
33.3.3.3 Variables <\/td>\n<\/tr>\n
74<\/td>\n33.3.3.4 Timers <\/td>\n<\/tr>\n
75<\/td>\n33.3.3.5 State diagrams <\/td>\n<\/tr>\n
76<\/td>\n33.3.4 PD valid and non-valid detection signatures <\/td>\n<\/tr>\n
78<\/td>\n33.3.5 PD classifications
33.3.5.1 PD 1-Event class signature <\/td>\n<\/tr>\n
79<\/td>\n33.3.5.2 PD 2-Event class signature
33.3.5.2.1 Mark Event behavior
33.3.6 PSE Type identification <\/td>\n<\/tr>\n
80<\/td>\n33.3.7 PD power <\/td>\n<\/tr>\n
81<\/td>\n33.3.7.1 Input voltage
33.3.7.2 Input average power
33.3.7.2.1 System stability test conditions during startup and steady state operation <\/td>\n<\/tr>\n
82<\/td>\n33.3.7.3 Input inrush current
33.3.7.4 Peak operating power <\/td>\n<\/tr>\n
83<\/td>\n33.3.7.5 Peak transient current <\/td>\n<\/tr>\n
84<\/td>\n33.3.7.6 PD behavior during transients at the PSE PI
33.3.7.7 Ripple and noise <\/td>\n<\/tr>\n
85<\/td>\n33.3.7.8 PD classification stability time
33.3.7.9 Backfeed voltage
33.3.8 PD Maintain Power Signature
33.4 Additional electrical specifications <\/td>\n<\/tr>\n
86<\/td>\n33.4.1 Isolation
33.4.1.1 Electrical isolation environments
33.4.1.1.1 Environment A requirements
33.4.1.1.2 Environment B requirements <\/td>\n<\/tr>\n
87<\/td>\n33.4.2 Fault tolerance
33.4.3 Impedance balance <\/td>\n<\/tr>\n
88<\/td>\n33.4.4 Common-mode output voltage <\/td>\n<\/tr>\n
90<\/td>\n33.4.5 Pair-to-pair output noise voltage <\/td>\n<\/tr>\n
91<\/td>\n33.4.6 Differential noise voltage
33.4.7 Return loss
33.4.8 100BASE-TX transformer droop <\/td>\n<\/tr>\n
92<\/td>\n33.4.9 Midspan PSE device additional requirements <\/td>\n<\/tr>\n
94<\/td>\n33.4.9.1 \u201cConnector\u201d or \u201ctelecom outlet\u201d Midspan PSE device transmission requirements
33.4.9.1.1 Near End Crosstalk (NEXT)
33.4.9.1.2 Insertion loss
33.4.9.1.3 Return loss <\/td>\n<\/tr>\n
95<\/td>\n33.4.9.1.4 Work area or equipment cable Midspan PSE
33.4.9.2 Midspan signal path requirements
33.4.9.2.1 Alternative A Midspan PSE signal path transfer function <\/td>\n<\/tr>\n
96<\/td>\n33.5 Management function requirements
33.5.1 PSE registers
33.5.1.1 PSE Control register (Register 11) (R\/W) <\/td>\n<\/tr>\n
97<\/td>\n33.5.1.1.1 Reserved bits (11.15:6)
33.5.1.1.2 Data Link Layer Classification capability (11.5)
33.5.1.1.3 Enable Physical Layer classification (11.4) <\/td>\n<\/tr>\n
98<\/td>\n33.5.1.1.4 Pair Control (11.3:2)
33.5.1.1.5 PSE enable (11.1:0)
33.5.1.2 PSE Status register (Register 12) (R\/W) <\/td>\n<\/tr>\n
99<\/td>\n33.5.1.2.1 PSE Type electrical parameters (12.15)
33.5.1.2.2 Data Link Layer Classification Enabled (12.14) <\/td>\n<\/tr>\n
100<\/td>\n33.5.1.2.3 Physical Layer Classification Supported (12.13)
33.5.1.2.4 Power Denied or Removed (12.12)
33.5.1.2.5 Valid Signature (12.11)
33.5.1.2.6 Invalid Signature (12.10)
33.5.1.2.7 Short Circuit (12.9)
33.5.1.2.8 Overload (12.8)
33.5.1.2.9 MPS Absent (12.7) <\/td>\n<\/tr>\n
101<\/td>\n33.5.1.2.10 PD Class (12.6:4)
33.5.1.2.11 PSE Status (12.3:1)
33.5.1.2.12 Pair Control Ability (12.0)
33.6 Data Link Layer classification
33.6.1 TLV frame definition
33.6.2 Data Link Layer classification timing requirements <\/td>\n<\/tr>\n
102<\/td>\n33.6.3 Power control state diagrams
33.6.3.1 Conventions
33.6.3.2 Constants <\/td>\n<\/tr>\n
103<\/td>\n33.6.3.3 Variables <\/td>\n<\/tr>\n
105<\/td>\n33.6.3.4 Functions <\/td>\n<\/tr>\n
106<\/td>\n33.6.3.5 State diagrams <\/td>\n<\/tr>\n
107<\/td>\n33.6.4 State change procedure across a link <\/td>\n<\/tr>\n
108<\/td>\n33.6.4.1 PSE state change procedure across a link
33.6.4.2 PD state change procedure across a link <\/td>\n<\/tr>\n
109<\/td>\n33.7 Environmental
33.7.1 General safety
33.7.2 Network safety
33.7.3 Installation and maintenance guidelines
33.7.4 Patch panel considerations
33.7.5 Telephony voltages <\/td>\n<\/tr>\n
110<\/td>\n33.7.6 Electromagnetic emissions
33.7.7 Temperature and humidity
33.7.8 Labeling <\/td>\n<\/tr>\n
111<\/td>\n33.8 Protocol implementation conformance statement (PICS) proforma for Clause 33, DTE Power via MDI
33.8.1 Introduction
33.8.2 Identification
33.8.2.1 Implementation identification
33.8.2.2 Protocol summary <\/td>\n<\/tr>\n
112<\/td>\n33.8.2.3 PD Major capabilities\/options <\/td>\n<\/tr>\n
113<\/td>\n33.8.2.4 PSE Major capabilities\/options <\/td>\n<\/tr>\n
114<\/td>\n33.8.3 PICS proforma tables for DTE Power via MDI
33.8.3.1 Common device features
33.8.3.2 Power sourcing equipment <\/td>\n<\/tr>\n
119<\/td>\n33.8.3.3 Powered devices <\/td>\n<\/tr>\n
122<\/td>\n33.8.3.4 Electrical specifications applicable to the PSE and PD <\/td>\n<\/tr>\n
123<\/td>\n33.8.3.5 Electrical specifications applicable to the PSE <\/td>\n<\/tr>\n
124<\/td>\n33.8.3.6 Electrical specifications applicable to the PD <\/td>\n<\/tr>\n
125<\/td>\n33.8.3.7 Management function requirements <\/td>\n<\/tr>\n
128<\/td>\n33.8.3.8 Data Link Layer classification requirements <\/td>\n<\/tr>\n
129<\/td>\n33.8.3.9 Environmental specifications applicable to PSEs and PDs
33.8.3.10 Environmental specifications applicable to the PSE <\/td>\n<\/tr>\n
131<\/td>\n79. IEEE 802.3 Organizationally Specific Link Layer Discovery Protocol (LLDP) type, length, and value (TLV) information elements
79.2 Requirements of the IEEE 802.3 Organizationally Specific TLV set
79.3 IEEE 802.3 Organizationally Specific TLVs
79.3.2 Power via MDI TLV <\/td>\n<\/tr>\n
132<\/td>\n79.3.2.4 Requested power type\/source\/priority
79.3.2.4.1 Power type
79.3.2.4.2 Power source <\/td>\n<\/tr>\n
133<\/td>\n79.3.2.4.3 Power priority
79.3.2.5 PD requested power value
79.3.2.6 PSE allocated power value <\/td>\n<\/tr>\n
134<\/td>\n79.4 IEEE 802.3 Organizationally Specific TLV selection management
79.4.2 IEEE 802.3 Organizationally Specific TLV\/LLDP Local and Remote System group managed object class cross references <\/td>\n<\/tr>\n
136<\/td>\n79.5 Protocol implementation conformance statement (PICS) proforma for IEEE 802.3 Organizationally Specific Link Layer Discovery Protocol (LLDP) type, length, and values (TLV) information elements
79.5.6 Power via MDI TLV <\/td>\n<\/tr>\n
137<\/td>\nAnnex A (informative) Bibliography <\/td>\n<\/tr>\n
139<\/td>\nAnnex 33A (informative) PSE-PD stability
33A.1 Recommended PSE design guidelines and test setup <\/td>\n<\/tr>\n
141<\/td>\n33A.2 Recommended PD design guidelines <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

IEEE Standard for Information technology– Local and metropolitan area networks– Specific requirements– Part 3: CSMA\/CD Access Method and Physical Layer Specifications Amendment 3: Data Terminal Equipment (DTE) Power via the Media Dependent Interface (MDI) Enhancements<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
IEEE<\/b><\/a><\/td>\n2009<\/td>\n141<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":136481,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2644],"product_tag":[],"class_list":{"0":"post-136477","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ieee","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/136477","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/136481"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=136477"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=136477"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=136477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}