参数资料
型号: AD9558BCPZ-REEL7
厂商: Analog Devices Inc
文件页数: 18/104页
文件大小: 0K
描述: IC CLK XLATR PLL 1250MHZ 64LFCSP
产品变化通告: AD9558 Minor Metal Mask Change 17/Apr/2012
标准包装: 750
类型: 时钟/频率转换器
PLL:
主要目的: 以太网,SONET/SDH,Stratum
输入: CMOS,LVDS,LVPECL
输出: CMOS,HSTL,LVDS
电路数: 1
比率 - 输入:输出: 4:6
差分 - 输入:输出: 是/是
频率 - 最大: 1.25GHz
电源电压: 1.71 V ~ 3.465 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 64-VFQFN 裸露焊盘,CSP
供应商设备封装: 64-LFCSP-VQ(9x9)
包装: 带卷 (TR)
AD9558
Data Sheet
Rev. B | Page 20 of 104
TYPICAL PERFORMANCE CHARACTERISTICS
fR = input reference clock frequency; fOUT = output clock frequency; fSYS = SYSCLK input frequency; fS = internal system clock frequency;
LF = SYSCLK PLL internal loop filter used. AVDD, AVDD3, and DVDD at nominal supply voltage; fS = 786.432 MHz, unless otherwise noted.
–160
–150
–140
–130
–120
–110
–100
–90
–80
–70
–60
1k
100
10k
100k
1M
10M
100M
PH
A
SE
N
O
ISE
(d
B
c
/H
z)
FREQUENCY OFFSET (Hz)
INTEGRATED RMS JITTER (12kHz TO 20MHz): 296fs
09758-
003
Figure 3. Absolute Phase Noise (Output Driver = HSTL),
fR = 19.44 MHz, fOUT = 622.08 MHz,
DPLL Loop BW = 50 Hz, fSYS = 49.152 MHz Crystal
–160
–150
–140
–130
–120
–110
–100
–90
–80
–70
–60
1k
100
10k
100k
1M
10M
100M
PH
A
SE
N
O
ISE
(d
B
c
/H
z)
FREQUENCY OFFSET (Hz)
INTEGRATED RMS JITTER (12kHz TO 20MHz): 320fs
09758-
004
Figure 4. Absolute Phase Noise (Output Driver = HSTL),
fR = 19.44 MHz, fOUT = 644.53125 MHz,
DPLL Loop BW = 50 Hz, fSYS = 49.152 MHz Crystal
–160
–150
–140
–130
–120
–110
–100
–90
–80
–70
–60
1k
100
10k
100k
1M
10M
100M
PH
A
SE
N
O
ISE
(d
B
c
/H
z)
FREQUENCY OFFSET (Hz)
INTEGRATED RMS JITTER (12kHz TO 20MHz): 285fs
09758-
005
Figure 5. Absolute Phase Noise (Output Driver = HSTL),
fR = 19.44 MHz, fOUT = 693.482991 MHz,
DPLL Loop BW = 50 Hz, fSYS = 49.152 MHz Crystal
–160
–150
–140
–130
–120
–110
–100
–90
–80
–70
1k
100
10k
100k
1M
10M
100M
PH
A
SE
N
O
ISE
(d
B
c
/H
z)
FREQUENCY OFFSET (Hz)
INTEGRATED RMS JITTER (12kHz TO 20MHz): 301fs
09758-
006
Figure 6. Absolute Phase Noise (Output Driver = HSTL),
fR = 19.44 MHz, fOUT = 174.703 MHz,
DPLL Loop BW = 1 kHz, fSYS = 49.152 MHz Crystal
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