参数资料
型号: ADF4212LBRUZ
厂商: Analog Devices Inc
文件页数: 23/28页
文件大小: 0K
描述: IC PLL FREQ SYNTHESIZER 20TSSOP
标准包装: 75
类型: 时钟/频率合成器(RF/IF)
PLL:
输入: CMOS,TTL
输出: 时钟
电路数: 1
比率 - 输入:输出: 3:1
差分 - 输入:输出: 是/是
频率 - 最大: 2.4GHz
除法器/乘法器: 是/无
电源电压: 2.7 V ~ 3.3 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 管件
ADF4212L
Data Sheet
Rev. E | Page 4 of 28
VDD1 = VDD2 = 2.7 V to 3.3 V; VP1, VP2 = VDD to 5.5 V; AGNDRF = DGNDRF = AGNDIF = DGNDIF = 0 V; TA = TMIN to TMAX, unless
otherwise noted; dBm referred to 50 V.
Table 2.
Parameter1
B Version
B Chips2
Unit
Test Conditions/Comments
NOISE CHARACTERISTICS
RF Phase Noise Floor3
170
dBc/Hz typ
25 kHz PFD frequency
162
dBc/Hz typ
200 kHz PFD frequency
Phase Noise Performance4
VCO output
IF: 540 MHz Output5
89
dBc/Hz typ
1 kHz offset and 200 kHz PFD frequency
IF: 900 MHz Output6
87
dBc/Hz typ
1 kHz offset and 200 kHz PFD frequency
RF: 900 MHz Output6
89
dBc/Hz typ
1 kHz offset and 200 kHz PFD frequency
RF: 1750 MHz Output7
84
dBc/Hz typ
1 kHz offset and 200 kHz PFD frequency
RF: 2400 MHz Output8
87
dBc/Hz typ
1 kHz Offset and 1 MHz PFD frequency
Spurious Signals
IF: 540 MHz Output5
88/90
dB typ
200 kHz/400 kHz and 200 kHz PFD frequency
IF: 900 MHz Output6
90/94
dB typ
200 kHz/400 kHz and 200 kHz PFD frequency
RF: 900 MHz Output6
90/94
dB typ
200 kHz/400 kHz and 200 kHz PFD frequency
RF: 1750 MHz Output7
80/82
dB typ
200 kHz/400 kHz and 200 kHz PFD frequency
RF: 2400 MHz Output8
80/82
dB typ
200 kHz/400 kHz and 200 kHz PFD frequency
1
Operating temperature range is as follows: B version: 40°C to +85°C.
2
The B Chip specifications are given as typical values.
3
The synthesizer phase noise floor is estimated by measuring the in-band phase noise at the output of the VCO and subtracting 20logN (where N is the N divider value).
4
The phase noise is measured with the EVAL-ADF4212EB and the HP8562E spectrum analyzer. The spectrum analyzer provides the REFIN for the synthesizer
(fREFOUT = 10 MHz at 0 dBm).
5
fREFIN = 10 MHz; fPFD = 200 kHz; offset frequency = 1 kHz; fIF = 540 MHz; N = 2700; loop B/W = 20 kHz
6
fREFIN = 10 MHz; fPFD = 200 kHz; offset frequency = 1 kHz; fRF = 900 MHz; N = 4500; loop B/W = 20 kHz
7
fREFIN = 10 MHz; fPFD = 200 kHz; offset frequency = 1 kHz; fRF = 1750 MHz; N = 8750; loop B/W = 20 kHz
8
fREFIN = 10 MHz; fPFD = 1 MHz; offset frequency = 1 kHz; fRF = 2400 MHz; N = 9800; loop B/W = 20 kHz
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