Datasheet

DS26514 4-Port T1/E1/J1 Transceiver
19-5856; Rev 4; 5/11 4 of 305
12.1 THERMAL CHARACTERISTICS ..................................................................................................284
12.2 LINE INTERFACE CHARACTERISTICS ........................................................................................284
13. AC TIMING CHARACTERISTICS .................................................................................. 285
13.1 MICROPROCESSOR BUS AC CHARACTERISTICS .......................................................................285
13.1.1 SPI Bus Mode ............................................................................................................................... 285
13.2 JTAG INTERFACE TIMING .......................................................................................................296
14. JTAG BOUNDARY SCAN AND TEST ACCESS PORT ................................................ 297
14.1 TAP CONTROLLER STATE MACHINE ........................................................................................298
14.1.1 Test-Logic-Reset........................................................................................................................... 298
14.1.2 Run-Test-Idle ................................................................................................................................ 298
14.1.3 Select-DR-Scan ............................................................................................................................ 298
14.1.4 Capture-DR .................................................................................................................................. 298
14.1.5 Shift-DR ........................................................................................................................................ 298
14.1.6 Exit1-DR ....................................................................................................................................... 298
14.1.7 Pause-DR ..................................................................................................................................... 298
14.1.8 Exit2-DR ....................................................................................................................................... 298
14.1.9 Update-DR .................................................................................................................................... 298
14.1.10 Select-IR-Scan .......................................................................................................................... 298
14.1.11 Capture-IR ................................................................................................................................ 299
14.1.12 Shift-IR ...................................................................................................................................... 299
14.1.13 Exit1-IR ..................................................................................................................................... 299
14.1.14 Pause-IR ................................................................................................................................... 299
14.1.15 Exit2-IR ..................................................................................................................................... 299
14.1.16 Update-IR .................................................................................................................................. 299
14.2 INSTRUCTION REGISTER .........................................................................................................301
14.2.1 SAMPLE:PRELOAD ..................................................................................................................... 301
14.2.2 BYPASS ....................................................................................................................................... 301
14.2.3 EXTEST ....................................................................................................................................... 301
14.2.4 CLAMP ......................................................................................................................................... 301
14.2.5 HIGHZ .......................................................................................................................................... 301
14.2.6 IDCODE ....................................................................................................................................... 301
14.3 JTAG ID CODES ....................................................................................................................302
14.4 TEST REGISTERS ...................................................................................................................302
14.4.1 Boundary Scan Register ............................................................................................................... 302
14.4.2 Bypass Register ............................................................................................................................ 302
14.4.3 Identification Register.................................................................................................................... 302
15. PIN CONFIGURATION ................................................................................................... 303
15.1 PIN CONFIGURATION—256-BALL TE-CSBGA .........................................................................303
16. PACKAGE INFORMATION ............................................................................................ 304
17. DOCUMENT REVISION HISTORY ................................................................................ 305