LAN9303MI-AKZE Datasheet, PDF (9/386 Pages) SMSC Corporation – Small Form Factor Three Port 10/100 Managed Ethernet Switch with Dual MII/RMII/Turbo MII

Small Form Factor Three Port 10/100 Managed Ethernet Switch with Dual MII/RMII/Turbo MII
Datasheet
13.4.3.25 Switch Engine Ingress Rate Configuration Register (SWE_INGRSS_RATE_CFG) .................................................................................... 316
13.4.3.26 Switch Engine Ingress Rate Command Register (SWE_INGRSS_RATE_CMD)......................................................................................... 317
13.4.3.26.1Ingress Rate Table Registers .................................................................................................318
13.4.3.27
13.4.3.28
13.4.3.29
13.4.3.30
13.4.3.31
13.4.3.32
13.4.3.33
13.4.3.34
13.4.3.35
13.4.3.36
13.4.3.37
13.4.3.38
13.4.3.39
13.4.3.40
13.4.4
Switch Engine Ingress Rate Command Status Register (SWE_INGRSS_RATE_CMD_STS) .................................................................... 319
Switch Engine Ingress Rate Write Data Register (SWE_INGRSS_RATE_WR_DATA)............................................................................... 320
Switch Engine Ingress Rate Read Data Register (SWE_INGRSS_RATE_RD_DATA) ............................................................................... 321
Switch Engine Port 0 Ingress Filtered Count Register (SWE_FILTERED_CNT_0) ..................................................................................... 322
Switch Engine Port 1 Ingress Filtered Count Register (SWE_FILTERED_CNT_1) ..................................................................................... 323
Switch Engine Port 2 Ingress Filtered Count Register (SWE_FILTERED_CNT_2) ..................................................................................... 324
Switch Engine Port 0 Ingress VLAN Priority Regeneration Table Register (SWE_INGRSS_REGEN_TBL_0) ........................................... 325
Switch Engine Port 1 Ingress VLAN Priority Regeneration Table Register (SWE_INGRSS_REGEN_TBL_1) ........................................... 326
Switch Engine Port 2 Ingress VLAN Priority Regeneration Table Register (SWE_INGRSS_REGEN_TBL_2) ........................................... 327
Switch Engine Port 0 Learn Discard Count Register (SWE_LRN_DISCRD_CNT_0) .................................................................................. 328
Switch Engine Port 1 Learn Discard Count Register (SWE_LRN_DISCRD_CNT_1) .................................................................................. 329
Switch Engine Port 2 Learn Discard Count Register (SWE_LRN_DISCRD_CNT_2) .................................................................................. 330
Switch Engine Interrupt Mask Register (SWE_IMR)..................................................................................................................................... 331
Switch Engine Interrupt Pending Register (SWE_IPR)................................................................................................................................. 332
Buffer Manager CSRs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
13.4.4.1
13.4.4.2
13.4.4.3
13.4.4.4
13.4.4.5
13.4.4.6
13.4.4.7
13.4.4.8
13.4.4.9
13.4.4.10
13.4.4.11
13.4.4.12
13.4.4.13
13.4.4.14
13.4.4.15
13.4.4.16
13.4.4.17
13.4.4.18
13.4.4.19
13.4.4.20
13.4.4.21
13.4.4.22
13.4.4.23
13.4.4.24
13.4.4.25
13.4.4.26
13.4.4.27
Buffer Manager Configuration Register (BM_CFG) ...................................................................................................................................... 334
Buffer Manager Drop Level Register (BM_DROP_LVL)............................................................................................................................... 335
Buffer Manager Flow Control Pause Level Register (BM_FC_PAUSE_LVL)............................................................................................... 336
Buffer Manager Flow Control Resume Level Register (BM_FC_RESUME_LVL) ........................................................................................ 337
Buffer Manager Broadcast Buffer Level Register (BM_BCST_LVL)............................................................................................................. 338
Buffer Manager Port 0 Drop Count Register (BM_DRP_CNT_SRC_0) ....................................................................................................... 339
Buffer Manager Port 1 Drop Count Register (BM_DRP_CNT_SRC_1) ....................................................................................................... 340
Buffer Manager Port 2 Drop Count Register (BM_DRP_CNT_SRC_2) ....................................................................................................... 341
Buffer Manager Reset Status Register (BM_RST_STS) .............................................................................................................................. 342
Buffer Manager Random Discard Table Command Register (BM_RNDM_DSCRD_TBL_CMD) ................................................................ 343
Buffer Manager Random Discard Table Write Data Register (BM_RNDM_DSCRD_TBL_WDATA) ........................................................... 344
Buffer Manager Random Discard Table Read Data Register (BM_RNDM_DSCRD_TBL_RDATA)............................................................ 345
Buffer Manager Egress Port Type Register (BM_EGRSS_PORT_TYPE) ................................................................................................... 346
Buffer Manager Port 0 Egress Rate Priority Queue 0/1 Register (BM_EGRSS_RATE_00_01) .................................................................. 348
Buffer Manager Port 0 Egress Rate Priority Queue 2/3 Register (BM_EGRSS_RATE_02_03) .................................................................. 349
Buffer Manager Port 1 Egress Rate Priority Queue 0/1 Register (BM_EGRSS_RATE_10_11) .................................................................. 350
Buffer Manager Port 1 Egress Rate Priority Queue 2/3 Register (BM_EGRSS_RATE_12_13) .................................................................. 351
Buffer Manager Port 2 Egress Rate Priority Queue 0/1 Register (BM_EGRSS_RATE_20_21) .................................................................. 352
Buffer Manager Port 2 Egress Rate Priority Queue 2/3 Register (BM_EGRSS_RATE_22_23) .................................................................. 353
Buffer Manager Port 0 Default VLAN ID and Priority Register (BM_VLAN_0) ............................................................................................. 354
Buffer Manager Port 1 Default VLAN ID and Priority Register (BM_VLAN_1) ............................................................................................. 355
Buffer Manager Port 2 Default VLAN ID and Priority Register (BM_VLAN_2) ............................................................................................. 356
Buffer Manager Port 0 Ingress Rate Drop Count Register (BM_RATE_DRP_CNT_SRC_0) ...................................................................... 357
Buffer Manager Port 1 Ingress Rate Drop Count Register (BM_RATE_DRP_CNT_SRC_1) ...................................................................... 358
Buffer Manager Port 2 Ingress Rate Drop Count Register (BM_RATE_DRP_CNT_SRC_2) ...................................................................... 359
Buffer Manager Interrupt Mask Register (BM_IMR) ..................................................................................................................................... 360
Buffer Manager Interrupt Pending Register (BM_IPR) ................................................................................................................................. 361
Chapter 14 Operational Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 363
14.1 Absolute Maximum Ratings*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 363
14.2 Operating Conditions** . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 363
14.3 Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 364
14.4 DC Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365
14.5 AC Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 367
14.5.1 Equivalent Test Load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 367
14.5.2 Reset and Configuration Strap Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 368
14.5.3 Power-On Configuration Strap Valid Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 369
14.5.4 MII Interface Timing (MAC Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 370
14.5.5 MII Interface Timing (PHY Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 372
14.5.6 Turbo MII Interface Timing (MAC Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 374
14.5.7 Turbo MII Interface Timing (PHY Mode). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 376
14.5.8 RMII Interface Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 378
14.5.9 SMI Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 380
14.6 Clock Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 382
Chapter 15 Package Outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383
15.1 72-QFN Package Outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383
Chapter 16 Datasheet Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 385
SMSC LAN9303M/LAN9303Mi
9
DATASHEET
Revision 1.5 (07-08-11)