STC5455 datasheet(33/56 Pages) CONNOR-WINFIELD

33 / 56 page

Page 33 of 56

TM121

Rev:P1.3

Date: October 24, 2011

STC5455

Synchronous Clock for SETS

Data sheet

Preliminary

0 = mask out, 1 = enable

Event0: Reference qualification status changed

Event1: Reserved

Event2: T0 selected reference changed in auto-selection mode

Event3: T0 PLL status changed

Event4: T0 timing generator’s event out is asserted

Event5: T4 selected reference changed in auto-selection mode

Event6: T4 PLL status changed

Event7: T4 timing generator’s event out is asserted

Default value: 0

Interrupt_Config, 0x1C (R/W)

Signal active state

Specify the signal active state at pin EVENT_INTR

0 = active low. 1 = active high

Idle state

Specify the idle state of pin EVENT_INTR when no interrupt event occurs.

0 = tri-state. 1 = logic inactive

Default value: 0

Hard-wired_Switch_Pre_Selection, 0x1D (R/W)

Pre select reference number 1 and reference number 2 in hard-wired manual reference selection mode. This

mode is controlled by pin SRCSW. When pin SRCSW is LOW, reference number 1 is pre-selected. When pin

SRCSW is HIGH, reference number 2 is pre-selected. It can be configured only when bit7 of Control_Mode

Default value: 0

Address

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

0x1C

Not used

Idle state

Signal active state

Address

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

0x1D

Pre-selected reference number 2

Pre-selected reference number 1

Field Value

Selection

Freerun

1~5

Ref1~Ref5

Holdover

14~15

Reserved

STC5455 датащи(PDF) 33 Page - Connor-Winfield Corporation

STC5455 датащи(HTML) 33 Page - Connor-Winfield Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56

датащи скачать

ссылки URL