参数资料
型号: AD9572ACPZPEC-R7
厂商: Analog Devices Inc
文件页数: 15/20页
文件大小: 0K
描述: IC PLL CLOCK GEN 25MHZ 40LFCSP
标准包装: 750
类型: 时钟发生器,扇出配送,多路复用器
PLL:
输入: 晶体
输出: CMOS,LVDS,LVPECL
电路数: 1
比率 - 输入:输出: 1:7
差分 - 输入:输出: 无/是
频率 - 最大: 156.25MHz
除法器/乘法器: 是/无
电源电压: 2.97 V ~ 3.63 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 40-WFQFN 裸露焊盘,CSP
供应商设备封装: 40-LFCSP-WQ(6x6)
包装: 带卷 (TR)
AD9572
Rev. B | Page 4 of 20
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
PLL Noise (125 MHz LVPECL Output)
At 1 kHz
122
dBc/Hz
33.33 MHz output disabled
At 10 kHz
127
dBc/Hz
33.33 MHz output disabled
At 100 kHz
128
dBc/Hz
33.33 MHz output disabled
At 1 MHz
148
dBc/Hz
33.33 MHz output disabled
At 10 MHz
152
dBc/Hz
33.33 MHz output disabled
At 30 MHz
153
dBc/Hz
33.33 MHz output disabled
PLL Noise (100 MHz LVPECL Output)
At 1 kHz
122
dBc/Hz
33.33 MHz output disabled
At 10 kHz
128
dBc/Hz
33.33 MHz output disabled
At 100 kHz
130
dBc/Hz
33.33 MHz output disabled
At 1 MHz
148
dBc/Hz
33.33 MHz output disabled
At 10 MHz
150
dBc/Hz
33.33 MHz output disabled
At 30 MHz
151
dBc/Hz
33.33 MHz output disabled
PLL Noise (33.33 MHz CMOS Output)
At 1 kHz
130
dBc/Hz
At 10 kHz
138
dBc/Hz
At 100 kHz
139
dBc/Hz
At 1 MHz
152
dBc/Hz
At 5 MHz
152
dBc/Hz
Phase Noise (25 MHz CMOS Output)
At 1 kHz
133
dBc/Hz
At 10 kHz
142
dBc/Hz
At 100 kHz
148
dBc/Hz
At 1 MHz
148
dBc/Hz
At 5 MHz
148
dBc/Hz
Spurious Content1
70
dBc
Dominant amplitude, all outputs active
PLL Figure of Merit
217.5
dBc/Hz
1 When the 33.33 MHz, 100 MHz, and 125 MHz clocks are enabled simultaneously, a worst-case 50 dBc spurious content might be presented on Pin 21 and Pin 22 only.
LVDS CLOCK OUTPUT JITTER
Typical (typ) is given for VS = 3.3 V, TA = 25°C, unless otherwise noted.
Table 2.
Jitter Integration
Bandwidth (Typ)
100 MHz
106.25 MHz
125 MHz 33M
156.25 MHz
Unit
Test Conditions/Comments
12 kHz to 20 MHz
0.51
0.44
0.42/0.88
0.42
ps
rms
LVDS output frequency combinations
are 1 × 156.25 MHz, 1 × 100 MHz, 1 ×
125 MHz, 2 × 106.25 MHz
1.875 MHz to
20 MHz
0.19
ps
rms
LVDS output frequency combinations
are 1 × 156.25 MHz, 1 × 100 MHz, 1 ×
125 MHz, 2 × 106.25 MHz
637 kHz to 10 MHz
0.22
ps
rms
LVDS output frequency combinations
are 1 × 156.25 MHz, 1 × 100 MHz, 1 ×
125 MHz, 2 × 106.25 MHz
200 kHz to 10 MHz
0.32
0.25/0.78
ps
rms
LVDS output frequency combinations
are 1 × 156.25 MHz, 1 × 100 MHz, 1 ×
125 MHz, 2 × 106.25 MHz
12 kHz to 35 MHz
0.50 (off only)
ps
rms
LVDS output frequency combinations
are 1 × 156.25 MHz, 2 × 125 MHz, 2 ×
106.25 MHz
1 The typical 125 MHz rms jitter data is collected from the differential pair, Pin 21 and Pin 22, unless otherwise noted.
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