AD9544SLASHPCBZ datasheet(35/62 Pages) AD

部件名	AD9544/PCBZ

功能描述	Quad Input, 10-Output, Dual DPLL, 1 pps Synchronizer and Jitter Cleaner

PDF	62 Pages

Scroll/Zoom	100%

制造商	AD [Analog Devices]

网页	http://www.analog.com

标志

35 / 62 page

Data Sheet

AD9544

Rev. 0 | Page 35 of 62

INITIALIZATION SEQUENCE

Figure 43, Figure 44, and Figure 45 describe the sequence for powering on and programming the AD9544.

WRITE:

ISSUE A

CHIP LEVEL RESET

(PIN OR SOFT RESET)

RST_COUNT =

RST_COUNT + 1

APPLY VDD

(ALL DOMAINS)

START

VDD

SETTLED?

REFERENCE INPUT(S)

CAN BE APPLIED

ANY TIME HEREAFTER

SUBPROCESS:

SYSTEM CLOCK

INITIALIZATION

POR: WAIT 60ms

RST_COUNT > 0

RAISE FLAG FOR

DEBUGGING

WRITE:

READ:

END

RST_COUNT = 0

YES

CHIP LEVEL

RESET LOOP

WAIT FOR POWER

SUPPLIES TO

STABILIZE

SUBPROCESS:

ANALOG PLLi

INITIALIZATION

i = 0

APLLi

ENABLED

i > 1

i = i +1

YES

SOFTWARE

GENERATED

AD9544

WRITE REGISTER

CONTENT FROM

SETUP FILE

YES

Figure 43. Programming Sequence Loop

AD9544/PCBZ 数据表(PDF) 35 Page - Analog Devices

AD9544/PCBZ 数据表(HTML) 35 Page - Analog Devices

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 57 58 59 60 61 62

数据表下载