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  • Provides up to 15dB reduction in system EMI
  • ‘Drop-in’ replacement for standard clocks
  • Choice of modulation rate and spread
  • Standard 14 pin DIL package

Typical Applications

  • Printers, Multiple Function Printers (MPCs)
  • Digital Copiers; PDAs
  • Networking: LAN/WAN; Routers
  • Storage Systems (CD-ROM, VCD, DVD, HDD)
  • Scanners; Modems; Projectors
  • Embedded Systems
  • Musical Instruments
  • Automotive: GPS car navigation systems


Model No: 3EQHM14 (Group ‘R’)
Frequency Range: 3.5MHz to 165.0MHz
EMI Reduction*: -7dBc min. 100MHz at C0.25** -9dBc min. 100MHz at C0.5** -15dBc min. 100MHz at C1.5** With reference to dB level at no modulation.
Modulation Carrier Frequency: 6.9kHz min, 55.5kHz max. Frequency dependent Call for details
Output Logic: CMOS
Input Voltage: Vdd = +3.3VDC ±5%
Frequency Stability*** Commercial (0~70°C): ±25ppm (Spec. code = ‘A’) ±50ppm (Spec. code = ‘B’) ±100ppm (Spec. code = ‘C’) Industrial (-40~+85°C): ±25ppm (Spec. code = ‘D’) ±50ppm (Spec. code = ‘E’) ±100ppm (Spec. code = ‘F’)
Output Voltage HIGH ‘1’: 2.0V min., 3.2V typ. (90%Vdd)
Output Voltage LOW ‘0’: 0.8V max., 0.2V typ. (10%Vdd)
Rise/fall Times: 4ns max, (frequency dependant)
Load: 15pF
Start-up Time: 2ms typical, 5ms max
Storage Temperature: -65° to +150°C
Current Consumption: 10 ~ 50MHz: 10mA typical 50 ~ 125MHz: 18mA typical
Duty Cycle: 50%±5% (CL=15pF, 50%Vdd)
Cycle to Cycle Jitter: ±250ps typ. ±300ps max
Output Impedance: 40 Ohms typical
Static Discharge Voltage: >2000V (per MIL STD 833)
Ageing: ±5ppm /year max at Ta=25°C
Packaging: EIA 16mm tape and reel, 1k per.
Pad 1 Option: Output Enable/Disable. Output is high impedance when taken low Output enable time 100ms max