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参数资料
| 型号： | LMK02000 |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 时钟及定时 |
| 英文描述： | Precision Clock Conditioner with Integrated PLL |
| 中文描述： | 2000 SERIES, PLL BASED CLOCK DRIVER, 8 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC48 |
| 封装： | 7 X 7 MM, 0.80 MM HEIGHT, LLP-48 |
| 文件页数： | 6/18页 |
| 文件大小： | 377K |
| 代理商： | LMK02000 |
2.3.2 PLL_MUX[3:0] -- Multiplexer Control for LD Pin
These bits set the output mode of the LD pin. The table below lists several different modes.
PLL_MUX[3:0]
Output Type
LD Pin Function
0
Hi-Z
Disabled
1
Push-Pull
Logic High
2
Push-Pull
Logic Low
3
Push-Pull
Digital Lock Detect (Active High)
4
Push-Pull
Digital Lock Detect (Active Low)
5
Push-Pull
Analog Lock Detect
6
Open Drain NMOS
Analog Lock Detect
7
Open Drain PMOS
Analog Lock Detect
8
Push-Pull
N Divider Output (Very Low Duty Cycle)
9
Push-Pull
N Divider Output/2 (50% Duty Cycle)
10
Push-Pull
R Divider Output (Very Low Duty Cycle)
11
Push-Pull
R Divider Output/2 (50% Duty Cycle)
12 to 15
Invalid
2.3.3 POWERDOWN bit -- Device Power Down
This bit can power down the device. Enabling this bit powers down the entire chip and all blocks, regardless of the state of any of
the other bits or pins.
POWERDOWN bit
Mode
0
Normal Operation
1
Entire Chip Powered Down
2.3.4 EN_CLKout_Global bit -- Global Clock Output Enable
This bit overrides the individual CLKoutX_EN bits (See 2.2.4). When this bit is set to 0, all clock outputs are disabled, regardless
of the state of any of the other bits or pins.
EN_CLKout_Global bit
Clock Outputs
0
All Disabled
1
Normal Operation
2.3.5 EN_Fout bit -- Fout port enable
This bit enables the Fout pin.
EN_Fout bit
Fout Pin Status
0
Disabled
1
Enabled
www.national.com
14
LMK02000
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LMK02000EVAL-1 | 功能描述:时钟和定时器开发工具 LMK02000EVAL BOARD(WITH VCXO) RoHS:否 制造商:Texas Instruments 产品:Evaluation Modules 类型:Clock Conditioners 工具用于评估:LMK04100B 频率:122.8 MHz 工作电源电压:3.3 V |
| LMK02000EVAL2 | 功能描述:BOARD EVALUATION FOR LMK02000 RoHS:否 类别:编程器，开发系统 >> 评估演示板和套件 系列:PowerWise® 标准包装:1 系列:PCI Express® (PCIe) 主要目的:接口，收发器，PCI Express 嵌入式:- 已用 IC / 零件:DS80PCI800 主要属性:- 次要属性:- 已供物品:板 |
| LMK02000EVAL-2 | 功能描述:时钟和定时器开发工具 LMK02000 EVAL BOARD W/O VCXO RoHS:否 制造商:Texas Instruments 产品:Evaluation Modules 类型:Clock Conditioners 工具用于评估:LMK04100B 频率:122.8 MHz 工作电源电压:3.3 V |
| LMK02000ISQ | 制造商:Texas Instruments 功能描述:Clock Conditioner 48-Pin LLP EP T/R |
| LMK02000ISQ/NOPB | 功能描述:时钟合成器/抖动清除器 RoHS:否 制造商:Skyworks Solutions, Inc. 输出端数量: 输出电平: 最大输出频率: 输入电平: 最大输入频率:6.1 GHz 电源电压-最大:3.3 V 电源电压-最小:2.7 V 封装 / 箱体:TSSOP-28 封装:Reel |
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