DS26519 datasheet(4/310 Pages) MAXIM

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DS26519 16-Port T1/E1/J1 Transceiver

4 of 310

13.3

SYSTEM CLOCK AC CHARACTERISTICS ....................................................................................301

14.

JTAG BOUNDARY SCAN AND TEST ACCESS PORT ................................................302

14.1

TAP CONTROLLER STATE MACHINE .........................................................................................303

14.1.1

Test-Logic-Reset................................................................................................................................ 303

14.1.2

Run-Test-Idle ..................................................................................................................................... 303

14.1.3

Select-DR-Scan ................................................................................................................................. 303

14.1.4

Capture-DR ........................................................................................................................................ 303

14.1.5

Shift-DR.............................................................................................................................................. 303

14.1.6

Exit1-DR ............................................................................................................................................. 303

14.1.7

Pause-DR........................................................................................................................................... 303

14.1.8

Exit2-DR ............................................................................................................................................. 303

14.1.9

Update-DR ......................................................................................................................................... 303

14.1.10

Select-IR-Scan ............................................................................................................................... 303

14.1.11

Capture-IR ...................................................................................................................................... 304

14.1.12

Shift-IR............................................................................................................................................ 304

14.1.13

Exit1-IR........................................................................................................................................... 304

14.1.14

Pause-IR......................................................................................................................................... 304

14.1.15

Exit2-IR........................................................................................................................................... 304

14.1.16

Update-IR ....................................................................................................................................... 304

14.2

INSTRUCTION REGISTER...........................................................................................................306

14.2.1

SAMPLE:PRELOAD .......................................................................................................................... 306

14.2.2

BYPASS ............................................................................................................................................. 306

14.2.3

EXTEST ............................................................................................................................................. 306

14.2.4

CLAMP ............................................................................................................................................... 306

14.2.5

HIGHZ ................................................................................................................................................ 306

14.2.6

IDCODE ............................................................................................................................................. 306

14.3

JTAG ID CODES......................................................................................................................307

14.4

TEST REGISTERS .....................................................................................................................307

14.4.1

Boundary Scan Register .................................................................................................................... 307

14.4.2

Bypass Register ................................................................................................................................. 307

14.4.3

Identification Register......................................................................................................................... 307

15.

PIN CONFIGURATION ...................................................................................................308

15.1

PIN CONFIGURATION—484-BALL HSBGA ................................................................................308

16.

PACKAGE INFORMATION ............................................................................................309

16.1

484-BALL HSBGA (56-G6038-002).........................................................................................309

17.

DOCUMENT REVISION HISTORY ................................................................................310

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