NBC12439

PLL 时钟生成器，合成，可编程，3.3 V / 5.0 V，带电源关断（50 至 800 MHz）

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数据表

CAD模型

概览

NBC12439 和 NBC12439A 为通用型、基于 PLL 的合成时钟源。VCO 的运行频率范围为 400 MHz 至 800 MHz。VCO 频率发送到 N 输出分频器，在此处可以配置为提供 1、2、4 或 8 分频比。 VCO 和输出频率可使用配置逻辑的并行或串行接口进行编程。完全集成了 PLL 环路滤波器，无需任何外部组件。 NBC12439 规定运行范围为商用温度范围。 NBC12439A 规定运行范围为工业温度范围。

应用

Clock generation and synthesis for computing and servers.

特性

Best-in-Class Output Jitter Performance, ±20 ps Peak-to-Peak
50 MHz to 800 MHz Programmable Differential PECL Outputs
Fully Integrated Phase-Lock-Loop with Internal Loop Filter
Parallel Interface for Programming Counter and Output Dividers During Power-Up
Minimal Frequency Overshoot
Serial 3-Wire Programming Interface
Crystal Oscillator Interface
Operating Range: VCC = 3.135 V to 5.25 V
CMOS and TTL Compatible Control Inputs
Drop in replacement for Motorola MC12439
Power-Down of PECL Outputs (divide 16)
Pb-Free Packages are Available

物质成分

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状态

CAD Models

Compliance

Package Type

Case Outline

MSL Type

MSL Temp (°C)

Container Type

Container Qty.

Input Level

Output Level

V_S Typ (V)

f_in Typ (MHz)

f_out Typ (MHz)

t_Jitter(Cy-Cy) Typ (ps)

t_Jitter(Period) Typ (ps)

t_Jitter(Φ) Typ (ps)

t_R & t_F Typ (ps)

t_R & t_F Max (ps)

T_A Min (°C)

T_A Max (°C)

Reference Price

NBC12439AMNG

Active

QFN-32

488AM

260

TUBE

CMOS

ECL

10-20

50-800

±20

175

425

Price N/A

产品型号:

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PLL Clock Generators | NBC12439

PLL 时钟生成器，合成，可编程，3.3 V / 5.0 V，带电源关断（50 至 800 MHz）

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