参数资料
型号: ADF4151BCPZ-RL7
厂商: Analog Devices Inc
文件页数: 11/28页
文件大小: 0K
描述: IC FRACTION-N FREQ SYNTH 32LFCSP
标准包装: 1,500
类型: *
PLL:
输入: CMOS,TTL
输出: 时钟
电路数: 1
比率 - 输入:输出: 2:1
差分 - 输入:输出: 是/无
频率 - 最大: 3.5GHz
除法器/乘法器: 是/是
电源电压: 3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘,CSP
供应商设备封装: 32-LFCSP-WQ(5x5)
包装: 带卷 (TR)
Data Sheet
ADF4151
Rev. B | Page 19 of 28
REGISTER 3
Control Bits
With Bits[C3:C1] set to 0, 1, 1, Register 3 is programmed.
Figure 22 shows the input data format for programming
this register.
Antibacklash Pulse Width
Setting DB22 to 0 sets the PFD antibacklash pulse width to 6 ns.
This is the recommended mode for fractional-N use. By setting
this bit to 1, the 3 ns pulse width is used and results in a phase
noise and spur improvement in integer-N operation. For
fractional-N mode it is not recommended to use this smaller
setting.
Charge Cancellation Mode Pulse Width
Setting DB21 to 1 enables charge pump charge cancellation.
This has the effect of reducing PFD spurs in integer-N mode.
In fractional-N mode, this bit should not be used. This results
in a phase noise and fractional spur improvement.
Cycle Slip Reduction (CSR) Enable
Setting DB18 to 1 enables cycle slip reduction. This is a method
for improving lock times. Note that the signal at the phase fre-
quency detector (PFD) must have a 50% duty cycle for cycle slip
reduction to work. The charge pump current setting must also
be set to a minimum. See the Cycle Slip Reduction for Faster
Lock Times section for more information.
Clock Divider Mode
Bits[DB16:DB15] must be set to 1, 0 to activate phase resync or
0, 1 to activate fast lock. Setting Bits[DB16:DB15] to 0, 0
disables the clock divider. See Figure 22.
12-Bit Clock Divider Value
The 12-bit clock divider value sets the timeout counter for
activation of phase resync. See the Phase Resync section for
more information. It also sets the timeout counter for fast lock.
more information.
REGISTER 4
Control Bits
With Bits[C3: C1] set to 1, 0, 0, Register 4 is programmed.
Figure 23 shows the input data format for programming this
register.
This register is reserved and has to be programmed with the
values as shown in Figure 23. Bits[DB31:DB24] and [DB22:DB3]
must be programmed to 0, while Bit DB23 must be set to 1.
REGISTER 5
Control Bits
With Bits[C3:C1] set to 1, 0, 1, Register 5 is programmed.
Figure 24 shows the input data form for programming this
register.
Lock Detect PIN Operation
Bits[DB23:DB22] set the operation of the lock detect pin (see
INITIALIZATION SEQUENCE
The following sequence of registers is the correct sequence for
initial power up of the ADF4151 after the correct application
of voltages to the supply pins:
1. Register 5
2. Register 4
3. Register 3
4. Register 2
5. Register 1
6. Register 0
相关PDF资料
PDF描述
ADF4153YRUZ IC SYNTH PLL RF F-N FREQ 16TSSOP
ADF4154BRU IC FRAC-N FREQ SYNTH 16-TSSOP
ADF4156BRUZ-RL7 IC PLL FRAC-N FREQ SYNTH 16TSSOP
ADF4157BRUZ-RL7 IC PLL FREQ SYNTH 6GHZ 16TSSOP
ADF4158WCCPZ-RL7 IC FRAC-N FREQ SYNTH 24LFCSP
相关代理商/技术参数
参数描述
ADF4152HVBCPZ 功能描述:IC FRACTION-N FREQ SYNTH 32LFCSP 制造商:analog devices inc. 系列:- 包装:托盘 零件状态:在售 类型:* PLL:是 输入:CMOS 输出:时钟 电路数:1 比率 - 输入:输出:2:2 差分 - 输入:输出:是/无 频率 - 最大值:5GHz 分频器/倍频器:是/是 电压 - 电源:3 V ~ 3.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:32-VFQFN 裸露焊盘,CSP 供应商器件封装:32-LFCSP-VQ(5x5) 标准包装:1
ADF4152HVBCPZ-RL7 功能描述:IC FRACTION-N FREQ SYNTH 32LFCSP 制造商:analog devices inc. 系列:- 包装:剪切带(CT) 零件状态:在售 类型:* PLL:是 输入:CMOS 输出:时钟 电路数:1 比率 - 输入:输出:2:2 差分 - 输入:输出:是/无 频率 - 最大值:5GHz 分频器/倍频器:是/是 电压 - 电源:3 V ~ 3.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:32-VFQFN 裸露焊盘,CSP 供应商器件封装:32-LFCSP-VQ(5x5) 标准包装:1
ADF4153 制造商:AD 制造商全称:Analog Devices 功能描述:Fractional-N Frequency Synthesizer
ADF4153ABCPZ 制造商:Analog Devices 功能描述:SINGLE RF F-N PLL 制造商:Analog Devices 功能描述:SINGLE RF F-N PLL - Trays 制造商:Analog Devices 功能描述:IC PLL FREQ SYNTHESIZER 20-LFCSP 制造商:Analog Devices 功能描述:IC FREQ SYNTHESIZER 4GHZ 20 制造商:Analog Devices 功能描述:IC, FREQ SYNTHESIZER, 4GHZ, 20LFCSP 制造商:Analog Devices Inc. 功能描述:Phase Locked Loops - PLL Single RF F-N PLL 制造商:Analog Devices 功能描述:PLL SYNTHESIZER, FREQUENCY, 4GHZ, LFCSP-20; PLL Type:Frequency Synthesis; Frequency:4GHz; Supply Current:20mA; Supply Voltage Min:2.7V; Supply Voltage Max:3.3V; Digital IC Case Style:LFCSP; No. of Pins:20; Package / Case:20-LFCSP 制造商:Analog Devices 功能描述:IC, FREQ SYNTHESIZER, 4GHZ, 20LFCSP; Synthesizer Type:Frequency; Frequency:4GHz; Supply Voltage Min:2.7V; Supply Voltage Max:3.3V; Supply Current:20mA; Digital IC Case Style:LFCSP; No. of Pins:20; Operating Temperature Min:-40C; ;RoHS Compliant: Yes 制造商:Analog Devices 功能描述:PLL SYNTHESIZER, FREQUENCY, 4GHZ, LFCSP-20; PLL Type:Frequency Synthesis; Frequency:4GHz; Supply Current:20mA; Supply Voltage Min:2.7V; Supply Voltage Max:3.3V; Digital IC Case Style:LFCSP; No. of Pins:20; Package / Case:20-LFCSP ;RoHS Compliant: Yes
ADF4153ABCPZ-RL7 制造商:Analog Devices 功能描述:SINGLE RF F-N PLL 制造商:Analog Devices 功能描述:Fractional-N Frequency Synthesizer 20-Pin LFCSP EP T/R 制造商:Analog Devices 功能描述:SINGLE RF F-N PLL - Tape and Reel 制造商:Analog Devices 功能描述:IC PLL FREQ SYNTHESIZER 20LFCSP 制造商:Analog Devices Inc. 功能描述:Phase Locked Loops - PLL Single RF F-N PLL