tHI tLO<" />
參數(shù)資料
型號: AD9549ABCPZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 42/76頁
文件大小: 0K
描述: IC CLOCK GEN/SYNCHRONIZR 64LFCSP
產(chǎn)品變化通告: AD9549A Mask Change 22/Oct/2010
標準包裝: 750
類型: 時鐘/頻率發(fā)生器,同步器
PLL:
主要目的: 以太網(wǎng),SONET/SDH,Stratum
輸入: CMOS,LVDS,LVPECL
輸出: CMOS,HSTL
電路數(shù): 1
比率 - 輸入:輸出: 2:2
差分 - 輸入:輸出: 是/是
頻率 - 最大: 750MHz
電源電壓: 1.71 V ~ 3.465 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 64-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 64-LFCSP-VQ(9x9)
包裝: 帶卷 (TR)
AD9549
Rev. D | Page 47 of 76
06744-
058
CSB
SCLK
SDIO
tHI
tLO
tCLK
tS
tDS
tDH
tH
BIT N
BIT N + 1
Figure 58. Serial Control Port Timing—Write
Table 12. Definitions of Terms Used in Serial Control Port Timing Diagrams
Parameter
Description
t
CLK
Period of SCLK
t
DV
Read data valid time (time from falling edge of SCLK to valid data on SDIO/SDO)
t
DS
Setup time between data and rising edge of SCLK
t
DH
Hold time between data and rising edge of SCLK
t
S
Setup time between CSB and SCLK
t
H
Hold time between CSB and SCLK
t
HI
Minimum period that SCLK should be in a logic high state
t
LO
Minimum period that SCLK should be in a logic low state
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