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490-28.0M-5FN-T

490-28.0M-5FN-T

  • 厂商:

    OSCILENT

  • 封装:

  • 描述:

    490-28.0M-5FN-T - 4 Pad J-Lead Ceramic PECL Output - Oscilent Corporation

  • 详情介绍
  • 数据手册
  • 价格&库存
490-28.0M-5FN-T 数据手册
Oscilent Corporation | 490 Series Surface Mount Crystal Oscillator Page 1 of 2 SMD Oscillators Series Number Package Description Last Modified 490 4 Pad J-Lead Ceramic PECL Output Jan. 01 2002 FEATURES - Wave form symmetry of 40/60% - PECL output - Industry standard J-Lead SMD Package - RoHs / Lead Free compliant OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS PARAMETERS Output Logic Input Voltage (VDD) Frequency Range (fO) Operating Temperature (TOPR) Storage Temperature (TSTG) Overall Frequency Stability CONDITIONS (a) Frequency Tolerance (b) Temperature Stability (c) Input Voltage Stability (d) Load Stability Input Current (IDD) Aging Rise Time (TR) Fall Time (TF) Output Voltage High "1" VOH Output Voltage Low "0" VOL Load Duty Cycle Start-Up Time (TS) Jitter @ 25°C 20% to 80% of Waveform 20% to 80% of Waveform PECL PECL 50% of Waveform RMS CHARACTERISTICS Positive ECL Square Wave (PECL) 3.3 ±10% 5.0 ±10% UNITS VDC MHz °C °C PPM mA PPM/Y nS nS VDC VDC Ohms % mS ps 19.440 ~ 180.0 (Fund, Third, Fifth / UM-1) 0 ~ +70 (Std.) / -40 ~ 85 (Option) -55 ~ +125 ±20 (0 ~ +70°C Only), ±25, ±50, ±100 max. Inclusive of Overall Stability Inclusive of Overall Stability (Operating Temperature) Inclusive of Overall Stability (VDD ±5%) Inclusive of Overall Stability (RL ±5%) 80 max. ±1 max. 2 max. 2 max. VDD - 1.025 min. VDD - 1.620 max. 50 50 ±10 (Std.) / 50 ±5 (Option) 10 max. 3.5 max. 120 max. PIN CONNECTIONS Oscilent Corporation | 490 Series Surface Mount Crystal Oscillator Page 2 of 2 #1 Complimentary Output or Tri-State Enable Low #2 Ground #3 Output #4 Vcc PART NUMBER GUIDE Series Number Frequency Voltage Supply Option Frequency Tolerance & Stability (max.) Operating Temp. (° C) Duty Cycle Pin 1 Connection 490 Oscilent SMD Oscillators - 28.0 M Enter your freq. e.g. 28.0M = 28.00 MHz -5 5 = 5VDC 3 = 3.3VDC D= E= F= G= D ±100 PPM ±50 PPM ±25 PPM ±20 PPM N Blank* = 0~+70 C = -10~+70 D = -20~+70 L = -20~+75 N = -40~+85 P = 0~+85 -T Blank*= 50±10% T = -50±5% CO CO = Complimentary Output TS = Tri-State Enable Low NOTE: - Deviations on all parameters available. Please consult Oscilent for details. DEFINITIONS: - Click on the characteristic names above, for definitions of the particular characteristic. *STANDARDS: - "Blank" part number selections, indicate standard variables for the particular characteristic. PACKAGING: - Add -TR for Tape/Reel. Click here for tape/reel specifications Oscilent Corporation - CALL 949.252.0522 18195 East McDurmott Street . Building D . Irvine . CA 92614 . USA Fax: 949.252.0599 . E-Mail: Sales@Oscilent.com Series No.: 490 Crystal Oscillators | Quartz Crystal | TCXO | VCXO | IF SAW Filter | RF SAW Filter | Ceramic Resonator Crystal Filter | Ceramic Filter | SAW Filter / SAW Devices | Site Map
490-28.0M-5FN-T
物料型号: - 系列编号:490 - 频率:28.0M(28.00 MHz) - 电压供应选项:5VDC或3.3VDC

器件简介: - 该器件是一款表面贴装晶体振荡器,具有PECL输出,行业标准的J-Lead SMD封装,符合RoHS/无铅标准。

引脚分配: - #1:互补输出或三态使能低 - #2:地(Ground) - #3:输出(Output) - #4:电源(Vcc)

参数特性: - 波形对称性:40/60% - 频率范围:19.440~180.0 MHz(基础频率、第三谐波、第五谐波/UM-1) - 工作温度:0~70°C(标准)/-40~85°C(可选) - 存储温度:-55~125°C - 整体频率稳定性:+20 PPM(仅0~70°C),±25 PPM,±50 PPM,±100 PPM最大值 - 频率容差:包括在整体稳定性中 - 温度稳定性:包括在整体稳定性中(工作温度) - 输入电压稳定性:包括在整体稳定性中(VDD ±5%) - 负载稳定性:包括在整体稳定性中(RL ±5%) - 输入电流:最大80 mA或120 mA - 老化:±1 PPM/年,25°C - 上升时间:最大2 ns(波形的20%至80%) - 下降时间:最大2 ns(波形的20%至80%) - 输出高电平“1”VOH:VDD-1.025 min. - 输出低电平“0”VOL:VDD-1.620 max. - 负载:50 Ohms - 占空比:50%波形,标准50 ±10%,可选50 ±5% - 启动时间:最大10 ms - 抖动:最大3.5 ps RMS

功能详解: - 该振荡器提供PECL输出,具有优良的波形对称性和频率稳定性,适用于需要精确时钟信号的应用。

应用信息: - 适用于需要精确时钟信号的各种电子设备,如通信设备、计算机、工业控制系统等。

封装信息: - 封装类型为4 Pad J-Lead Ceramic,符合行业标准,适用于表面贴装技术。
490-28.0M-5FN-T 价格&库存

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