参数资料
型号: ADF4212LBRUZ
厂商: Analog Devices Inc
文件页数: 22/28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
Data Sheet
ADF4212L
Rev. E | Page 3 of 28
SPECIFICATIONS
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 .
Table 1.
Parameter1
B Version
B Chips2
Unit
Test Conditions/Comments
RF/IF CHARACTERISTICS
RF Input Frequency (RFIN)
0.2/2.4
GHz min/max
For lower frequencies, ensure that slew rate (SR)
> 140 V/s
RF Input Sensitivity
10/0
dBm min/max
VDD = 3 V
IF Input Frequency (IFIN)
100/1000
MHz min/max
IF Input Sensitivity
10/0
dBm min/max
VDD = 3 V
MAXIMUM ALLOWABLE
Prescaler Output Frequency3
188
MHz max
REFIN CHARACTERISTICS
Figure 26 for input circuit
REFIN Input Frequency
10/150
MHz min/max
REFIN Input Sensitivity
500 mV/VDD
V p-p min/max
AC-coupled; when dc-coupled, 0 V to VDD
maximum (CMOS compatible)
REFIN Input Capacitance
10
pF max
REFIN Input Current
±100
μA max
PHASE DETECTOR
Phase Detector Frequency4
75
MHz max
CHARGE PUMP
ICP Sink/Source
Programmable, see
High Value
5
mA typ
With RSET = 2.7 kΩ
Low Value
625
μA typ
Absolute Accuracy
2
% typ
With RSET = 2.7 kΩ
RSET Range
1.5/5.6
kΩ min/max
ICP Three-State Leakage Current
1
nA max
Sink and Source Current Matching
6
% typ
0.5 V < VCP < VP 0.5 V
ICP vs. VCP
2
% typ
0.5 V < VCP < VP 0.5 V
ICP vs. Temperature
2
% typ
VCP = VP/2
LOGIC INPUTS
VINH, Input High Voltage
1.4
V min
VINL, Input Low Voltage
0.6
V max
IINH/IINL, Input Current
±1
μA max
CIN, Input Capacitance
10
pF max
LOGIC OUTPUTS
VOH, Output High Voltage
1.4
V min
Open-drain 1 kΩ pull-up to 1.8 V
VOL, Output Low Voltage
0.4
V max
IOL = 500 μA
POWER SUPPLIES
VDD1
2.7/3.3
V min/max
VDD2
VDD1
V min/max
VP1, VP2
VDD1/5.5
V min/max
IDD (RF and IF)5
7.5/10
mA typ/max
RF Only
5.0/6
mA typ/max
IF Only
2.5/4
mA typ/max
IP (IP1 + IP2)
0.6
mA typ
Low Power Sleep Mode
1
μA typ
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
This is the maximum operating frequency of the CMOS counters. The prescaler value should be chosen to ensure that the RF input is divided down to a frequency less
than this value.
4
Guaranteed by design. Sample tested to ensure compliance.
5
TA = 25°C. RF = 1 GHz; prescaler = 32/33. IF = 500 MHz; prescaler = 16/17.
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