參數(shù)資料
型號: AD9558BCPZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 70/104頁
文件大小: 0K
描述: IC CLK XLATR PLL 1250MHZ 64LFCSP
產(chǎn)品變化通告: AD9558 Minor Metal Mask Change 17/Apr/2012
標(biāo)準(zhǔn)包裝: 750
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(yīng)商設(shè)備封裝: 64-LFCSP-VQ(9x9)
包裝: 帶卷 (TR)
AD9558
Data Sheet
Rev. B | Page 68 of 104
Reg
Addr
(Hex)
Opt
Name
D7
D6
D5
D4
D3
D2
D1
D0
Def
DPLL Profile D (for REFD)
0x07C0
L
Reference
period (up to
1.1 ms)
Nominal reference period (fs), Bits[7:0] (default: 51.44 ns =1/(19.44 MHz) for default system clock setting)
00
0x07C1
L
Nominal period (fs), Bits[15:8]
A2
0x07C2
L
Nominal period (fs), Bits[23:16]
94
0x07C3
L
Nominal period (fs), Bits[31:24]
1A
0x07C4
L
Nominal period (fs), Bits[39:32]
1D
0x07C5
L
Tolerance
Inner tolerance (1 ppm), Bits[7:0] (for reference invalid to valid; 50% down to 1 ppm) (default: 5%)
14
0x07C6
L
Inner tolerance (1 ppm), Bits[15:8] (for reference invalid to valid; 50% down to 1 ppm)
00
0x07C7
L
Reserved
Inner tolerance, Bits[19:16]
00
0x07C8
L
Outer tolerance (1 ppm), Bits[7:0] (for reference valid to invalid; 50% down to 1 ppm) (default: 10%)
0A
0x07C9
L
Outer tolerance (1 ppm), Bits[15:8] (for reference valid to invalid; 50% down to 1 ppm)
00
0x07CA
L
Reserved
Outer tolerance, Bits[19:16]
00
0x07CB
L
Validation
Validation timer (ms), Bits[7:0] (up to 65.5 seconds)
0A
0x07CC
L
Validation timer (ms), Bits[15:8] (up to 65.5 seconds]
00
0x07CD
L
Reserved
00
0x07CE
L
Select base
loop filter
Reserved
Sel high PM
base loop
filter
00
0x07CF
L
DPLL loop BW
Digital PLL loop BW scaling factor[7:0] (default: 0x01F4 = 50 Hz)
F4
0x07D0
L
Digital PLL loop bandwidth BW scaling factor[15:8]
01
0x07D1
L
Reserved
BW scaling
factor[16]
00
0x07D2
L
DPLL
R divider
(20 bits)
R divider[7:0]
00
0x07D3
L
R divider[15:8]
00
0x07D4
L
Reserved
Enable
REFD
divide-by-2
R divider[19:16]
00
0x07D5
DPLL
N divider
(17 bits)
Digital PLL feedback divider—Integer Part N1[7:0]
1F
0x07D6
Digital PLL feedback divider—Integer Part N1[15:8]
5B
0x07D7
Reserved
Digital PLL
feedback
divider—
Integer Part
N1[16]
00
0x07D8
DPLL
fractional
feedback
divider
(24 bits)
Digital PLL fractional feedback divider—FRAC1[7:0]
00
0x07D9
Digital PLL fractional feedback divider—FRAC1[15:8]
00
0x07DA
Digital PLL fractional feedback divider—FRAC1[23:16]
00
0x07DB
DPLL
fractional
feedback
divider
modulus
(24 bits)
Digital PLL feedback divider modulus—MOD1[7:0]
01
0x07DC
Digital PLL feedback divider modulus—MOD1[15:8]
00
0x07DD
Digital PLL feedback divider modulus—MOD1[23:16]
00
0x07DE
L
Lock detectors
Phase lock threshold (ps), Bits[7:0]
BC
0x07DF
L
Phase lock threshold(ps), Bits[15:8]
02
0x07E0
L
Phase lock fill rate[7:0]
0A
0x07E1
L
Phase lock drain rate[7:0]
0A
0x07E2
L
Frequency lock threshold[7:0]
BC
0x07E3
L
Frequency lock threshold[15:8]
02
0x07E4
L
Frequency lock threshold[23:16]
00
0x07E5
L
Frequency lock fill rate[7:0]
0A
0x07E6
L
Frequency lock drain rate[7:0]
0A
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