參數(shù)資料
型號: AD9558BCPZ
廠商: Analog Devices Inc
文件頁數(shù): 69/104頁
文件大?。?/td> 0K
描述: IC CLOCK TRANSLATOR 64LFCSP
產(chǎn)品變化通告: AD9558 Minor Metal Mask Change 17/Apr/2012
標準包裝: 1
類型: 時鐘/頻率轉(zhuǎn)換器
PLL:
主要目的: 以太網(wǎng),SONET/SDH,Stratum
輸入: CMOS,LVDS,LVPECL
輸出: CMOS,HSTL,LVDS
電路數(shù): 1
比率 - 輸入:輸出: 4:6
差分 - 輸入:輸出: 是/是
頻率 - 最大: 1.25GHz
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
供應商設備封裝: 64-LFCSP-VQ(9x9)
包裝: 托盤
Data Sheet
AD9558
Rev. B | Page 67 of 104
Reg
Addr
(Hex)
Opt
Name
D7
D6
D5
D4
D3
D2
D1
D0
Def
Profile C (for REFC)
0x0780
L
Reference
period (up to
1.1 ms)
Nominal period (fs), Bits[7:0] (default: 125 s = 1/(8 kHz) for default system clock setting)
C9
0x0781
L
Nominal period (fs), Bits[15:8]
EA
0x0782
L
Nominal period (fs), Bits[23:16]
10
0x0783
L
Nominal period (fs), Bits[31:24]
03
0x0784
L
Nominal period (fs), Bits[39:32]
00
0x0785
L
Frequency
tolerance
Inner tolerance (1 ppm), Bits[7:0] (for reference invalid to valid; 50% down to 1 ppm) (default: 5%)
14
0x0786
L
Inner tolerance (1 ppm), Bits[15:8] (for reference invalid to valid; 50% down to 1 ppm)
00
0x0787
L
Reserved
Inner tolerance, Bits[19:16]
00
0x0788
L
Outer tolerance (1 ppm), Bits[7:0] (for reference valid to invalid; 50% down to 1 ppm] (default: 10%)
0A
0x0789
L
Outer tolerance (1 ppm), Bits[15:8] (for reference valid to invalid; 50% down to 1 ppm)
00
0x078A
L
Reserved
Outer tolerance, Bits[19:16]
00
0x078B
L
Validation
Validation timer (ms), Bits[7:0] (up to 65.5 seconds)
0A
0x078C
L
Validation timer (ms), Bits[15:8] (up to 65.5 seconds)
00
0x078D
L
Reserved
00
0x078E
L
Select base
loop filter
Reserved
Sel high PM
base loop filt
00
0x078F
L
DPLL loop BW
Digital PLL loop BW scaling factor[7:0] (default: 0x01F4 = 50 Hz)
F4
0x0790
L
Digital PLL loop BW scaling factor[15:8]
01
0x0791
L
Reserved
BW scaling
factor[16]
00
0x0792
L
DPLL
R divider
(20 bits)
R divider[7:0]
C5
0x0793
L
R divider[15:8]
00
0x0794
L
Reserved
Enable REFC
divide-by-2
R divider[19:16]
00
0x0795
DPLL
N divider
(17 bits)
Digital PLL feedback divider—Integer Part N1[7:0]
6B
0x0796
Digital PLL feedback divider—Integer Part N1[15:8]
07
0x0797
Reserved
Digital PLL
feedback
divider—
Integer Part
N1[16]
00
0x0798
DPLL
fractional
feedback
divider
(24 bits)
Digital PLL fractional feedback divider—FRAC1[7:0]
04
0x0799
Digital PLL fractional feedback divider—FRAC1[15:8]
00
0x079A
Digital PLL fractional feedback divider—FRAC1[23:16]
00
0x079B
DPLL
fractional
feedback
divider
modulus
(24 bits)
Digital PLL feedback divider modulus—MOD1[7:0]
05
0x079C
Digital PLL feedback divider modulus—MOD1[15:8]
00
0x079D
Digital PLL feedback divider modulus—MOD1[23:16]
00
0x079E
L
Lock detectors
Phase lock threshold (ps), Bits[7:0]
BC
0x079F
L
Phase lock threshold (ps), Bits[15:8]
02
0x07A0
L
Phase lock fill rate[7:0]
0A
0x07A1
L
Phase lock drain rate[7:0]
0A
0x07A2
L
Frequency lock threshold[7:0]
BC
0x07A3
L
Frequency lock threshold[15:8]
02
0x07A4
L
Frequency lock threshold[23:16]
00
0x07A5
L
Frequency lock fill rate[7:0]
0A
0x07A6
L
Frequency lock drain rate[7:0]
0A
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